1:"$Sreact.fragment"
2:I[10156,[],""]
3:I[6746,[],""]
4:I[76837,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","104","static/chunks/104-e8a10a728f64230d.js","3374","static/chunks/3374-cffcb39c106cc278.js","6344","static/chunks/6344-f0148458c0499269.js","2043","static/chunks/2043-cb8fa44c52a8f8b9.js","9559","static/chunks/app/(frontend)/layout-42f64306bd0733c5.js"],"default"]
5:I[32043,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","104","static/chunks/104-e8a10a728f64230d.js","3374","static/chunks/3374-cffcb39c106cc278.js","6344","static/chunks/6344-f0148458c0499269.js","2043","static/chunks/2043-cb8fa44c52a8f8b9.js","9559","static/chunks/app/(frontend)/layout-42f64306bd0733c5.js"],"default"]
6:I[67821,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","6956","static/chunks/66a6e935-aee5d3cb85c323ac.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","9858","static/chunks/9858-f1918ded0530ca69.js","609","static/chunks/609-95e41ae6a69b88b2.js","2456","static/chunks/2456-94cb89c116d69dd0.js","994","static/chunks/994-2c56ebb2d663b523.js","6472","static/chunks/6472-2ee935ddbae5821a.js","3349","static/chunks/app/(frontend)/calculators/%5Bcategory%5D/%5Bslug%5D/page-70bb6ad84377852d.js"],""]
1a:I[14600,[],"default",1]
:HL["/_next/static/media/849c382dee069680-s.p.woff2","font",{"crossOrigin":"","type":"font/woff2"}]
:HL["/_next/static/media/e4af272ccee01ff0-s.p.woff2","font",{"crossOrigin":"","type":"font/woff2"}]
:HL["/_next/static/css/60d9b09af57ce3c6.css","style"]
:HL["/_next/static/css/9c59f2e83b7f05d1.css","style"]
0:{"P":null,"c":["","calculators","health","lean-body-mass-calculator.rsc"],"q":"","i":false,"f":[[["",{"children":["(frontend)",{"children":["calculators",{"children":[["category","health","d",null],{"children":[["slug","lean-body-mass-calculator","d",null],{"children":["__PAGE__",{}]}]}]}]},"$undefined","$undefined",16]}],[["$","$1","c",{"children":[null,["$","$L2",null,{"parallelRouterKey":"children","error":"$undefined","errorStyles":"$undefined","errorScripts":"$undefined","template":["$","$L3",null,{}],"templateStyles":"$undefined","templateScripts":"$undefined","notFound":[[["$","title",null,{"children":"404: This page could not be found."}],["$","div",null,{"style":{"fontFamily":"system-ui,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif,\"Apple Color Emoji\",\"Segoe UI Emoji\"","height":"100vh","textAlign":"center","display":"flex","flexDirection":"column","alignItems":"center","justifyContent":"center"},"children":["$","div",null,{"children":[["$","style",null,{"dangerouslySetInnerHTML":{"__html":"body{color:#000;background:#fff;margin:0}.next-error-h1{border-right:1px solid rgba(0,0,0,.3)}@media (prefers-color-scheme:dark){body{color:#fff;background:#000}.next-error-h1{border-right:1px solid rgba(255,255,255,.3)}}"}}],["$","h1",null,{"className":"next-error-h1","style":{"display":"inline-block","margin":"0 20px 0 0","padding":"0 23px 0 0","fontSize":24,"fontWeight":500,"verticalAlign":"top","lineHeight":"49px"},"children":404}],["$","div",null,{"style":{"display":"inline-block"},"children":["$","h2",null,{"style":{"fontSize":14,"fontWeight":400,"lineHeight":"49px","margin":0},"children":"This page could not be found."}]}]]}]}]],[]],"forbidden":"$undefined","unauthorized":"$undefined"}]]}],{"children":[["$","$1","c",{"children":[[["$","link","0",{"rel":"stylesheet","href":"/_next/static/css/60d9b09af57ce3c6.css","precedence":"next","crossOrigin":"$undefined","nonce":"$undefined"}],["$","link","1",{"rel":"stylesheet","href":"/_next/static/css/9c59f2e83b7f05d1.css","precedence":"next","crossOrigin":"$undefined","nonce":"$undefined"}]],["$","html",null,{"lang":"en","data-scroll-behavior":"smooth","children":[["$","body",null,{"className":"bg-white antialiased dark:bg-mist-950 __variable_f367f3 __variable_008b00","suppressHydrationWarning":true,"children":[["$","div",null,{"className":"flex min-h-screen flex-col justify-between","children":[["$","$L4",null,{}],["$","$L5",null,{"children":["$","$L2",null,{"parallelRouterKey":"children","error":"$undefined","errorStyles":"$undefined","errorScripts":"$undefined","template":["$","$L3",null,{}],"templateStyles":"$undefined","templateScripts":"$undefined","notFound":[["$","main",null,{"className":"isolate overflow-clip","children":["$","section",null,{"className":"py-16","children":["$","div",null,{"className":"mx-auto w-full max-w-2xl px-6 md:max-w-3xl lg:max-w-7xl lg:px-10 flex flex-col items-center gap-6","children":[["$","h1",null,{"className":"font-display text-5xl/12 tracking-tight text-balance sm:text-[5rem]/20 text-mist-950 dark:text-white max-w-5xl text-center","children":"Page not found"}],["$","div",null,{"className":"text-lg/8 text-mist-700 dark:text-mist-400 max-w-xl text-center","children":["$","p",null,{"children":"Sorry, the page you were looking for could not be found."}]}],["$","$L6",null,{"href":"/","className":"inline-flex items-center gap-2 text-sm/7 font-medium text-mist-950 dark:text-white","children":["Go back home ",["$","svg",null,{"width":13,"height":7,"viewBox":"0 0 13 7","fill":"none","strokeWidth":1,"role":"image","className":"inline-block","children":[["$","path",null,{"d":"M12.5049 3.49512L0.504883 3.49512","stroke":"currentColor","strokeLinecap":"round","strokeLinejoin":"round"}],["$","path",null,{"d":"M9.5 6.5L12.5 3.5L9.5 0.5","stroke":"currentColor","strokeLinecap":"round","strokeLinejoin":"round"}]]}]]}]]}]}]}],[]],"forbidden":"$undefined","unauthorized":"$undefined"}]}],["$","footer",null,{"children":["$","div",null,{"className":"bg-mist-950/2.5 py-16 text-mist-950 dark:bg-white/5 dark:text-white","children":["$","div",null,{"className":"mx-auto w-full max-w-2xl px-6 md:max-w-3xl lg:max-w-7xl lg:px-10 flex flex-col gap-12","children":[["$","div",null,{"className":"flex flex-col items-start justify-between gap-6 sm:flex-row","children":[["$","div",null,{"className":"flex flex-col items-start gap-2","children":[["$","$L6",null,{"href":"/","children":["$","svg",null,{"className":"h-5 w-auto","xmlns":"http://www.w3.org/2000/svg","width":742,"height":68,"viewBox":"0 0 742 68","fill":"none","children":[["$","path",null,{"fill":"#161616","d":"M129.5 41.4c0-13 10.5-23.4 23.4-23.4 12.9 0 23.3 10.4 23.3 23.4v22.7h-11.8v-4.8c-1.4 3-6.3 5.5-11.5 5.5-12.9 0-23.4-10.4-23.4-23.4Zm35 0c0-6.7-4.8-11.9-11.5-11.9s-11.7 5.2-11.7 11.9 5 11.9 11.7 11.9c6.7 0 11.5-5.2 11.5-11.9ZM181.2 41.4c0-13 10.4-23.4 23.4-23.4 13 0 19.8 7.2 22.5 16.9h-12.5c-2-3.3-5.5-5.4-9.9-5.4-6.7 0-11.7 5.2-11.7 11.9s5 11.9 11.7 11.9c6.7 0 7.4-2 9.5-5H227c-2.9 9.6-11.8 16.5-22.4 16.5-10.6 0-23.4-10.4-23.4-23.4ZM248.3 30.3v12.4c0 7.3 2.4 10.2 8.2 10.2v11.5c-11.6 0-19.9-6.4-19.9-21.7V30.3h-6.7V18.8h6.6V1.1h11.8v17.7h8.3v11.5H248.3ZM274 18.7h-11.8V64H274V18.7ZM277.8 18.7h12.3l10.3 29.8 10.4-29.8h12.3L306.2 64h-11.8l-16.8-45.3h.2ZM345.8 18c11.2 0 23.2 8 23.7 22.4 0 2.1 0 4.1-.4 5.6h-33.6c1.1 4.5 5.1 7.3 10.3 7.3 5.2 0 6.3-1.5 7.8-2.6h14c-3.6 8.3-11.9 14.1-21.5 14.1s-23.4-10.4-23.4-23.3 10-23.5 23-23.5h.1Zm11 18.6c-1.8-4.3-6.2-7.1-10.7-7.1-4.5 0-8.9 2.8-10.7 7.1h21.4Z"}],"$L7","$L8","$L9","$La","$Lb","$Lc"]}]}],"$Ld"]}],"$Le"]}],"$Lf","$L10"]}]}]}]]}],"$L11","$L12"]}],"$L13"]}]]}],{"children":["$L14",{"children":["$L15",{"children":["$L16",{"children":["$L17",{},null,false,null]},null,false,"$@18"]},null,false,"$@18"]},null,false,"$@18"]},null,false,null]},null,false,"$@18"],"$L19",false]],"m":"$undefined","G":["$1a",[]],"S":true,"h":null,"b":"qKrY2dUw1szY2xJfsSyIe"}
1c:I[14245,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","104","static/chunks/104-e8a10a728f64230d.js","3374","static/chunks/3374-cffcb39c106cc278.js","6344","static/chunks/6344-f0148458c0499269.js","2043","static/chunks/2043-cb8fa44c52a8f8b9.js","9559","static/chunks/app/(frontend)/layout-42f64306bd0733c5.js"],"Button"]
22:I[46726,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","104","static/chunks/104-e8a10a728f64230d.js","3374","static/chunks/3374-cffcb39c106cc278.js","6344","static/chunks/6344-f0148458c0499269.js","2043","static/chunks/2043-cb8fa44c52a8f8b9.js","9559","static/chunks/app/(frontend)/layout-42f64306bd0733c5.js"],"default"]
23:I[19592,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","6956","static/chunks/66a6e935-aee5d3cb85c323ac.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","9858","static/chunks/9858-f1918ded0530ca69.js","609","static/chunks/609-95e41ae6a69b88b2.js","6344","static/chunks/6344-f0148458c0499269.js","2456","static/chunks/2456-94cb89c116d69dd0.js","994","static/chunks/994-2c56ebb2d663b523.js","6472","static/chunks/6472-2ee935ddbae5821a.js","2018","static/chunks/app/(frontend)/%5B...slug%5D/page-dcf70230194846a1.js"],""]
24:I[79066,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","6956","static/chunks/66a6e935-aee5d3cb85c323ac.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","9858","static/chunks/9858-f1918ded0530ca69.js","609","static/chunks/609-95e41ae6a69b88b2.js","6344","static/chunks/6344-f0148458c0499269.js","2456","static/chunks/2456-94cb89c116d69dd0.js","994","static/chunks/994-2c56ebb2d663b523.js","6472","static/chunks/6472-2ee935ddbae5821a.js","2018","static/chunks/app/(frontend)/%5B...slug%5D/page-dcf70230194846a1.js"],"GoogleTagManager"]
26:I[85305,[],"OutletBoundary"]
27:"$Sreact.suspense"
2a:I[85305,[],"ViewportBoundary"]
2c:I[85305,[],"MetadataBoundary"]
1b:T5a9,M373.9 41.4c0-13 10.5-23.4 23.4-23.4 12.9 0 16.9 5.3 20.6 12.8h-6.3c-3.2-4.4-8.2-7.3-14.2-7.3-10 0-17.7 7.9-17.7 17.9 0 10 7.9 17.9 17.7 17.9 9.8 0 11.1-3 14.2-7.3h6.4c-3.7 7.6-11.6 12.9-20.8 12.9-9.2 0-23.4-10.4-23.4-23.4l.1-.1ZM422.7 41.4c0-13 10.5-23.4 23.4-23.4 12.9 0 23.3 10.4 23.3 23.4v22.7h-5.8v-9.7c-3 6-9.8 10.4-17.5 10.4-12.9 0-23.4-10.4-23.4-23.4Zm41 0c0-10-7.5-17.9-17.5-17.9s-17.7 7.9-17.7 17.9c0 10 7.9 17.9 17.7 17.9 9.8 0 17.5-7.9 17.5-17.9ZM475.7 64.1V.7h5.8v63.4h-5.8ZM486.5 41.4c0-13 10.5-23.4 23.4-23.4 12.9 0 16.9 5.3 20.6 12.8h-6.3c-3.2-4.4-8.2-7.3-14.2-7.3-10 0-17.7 7.9-17.7 17.9 0 10 7.9 17.9 17.7 17.9 9.8 0 11.1-3 14.2-7.3h6.4c-3.7 7.6-11.6 12.9-20.8 12.9-9.2 0-23.4-10.4-23.4-23.4l.1-.1ZM575.6 18.7v23.8c0 15.2-8.3 22.2-19.9 22.2-11.6 0-19.9-7-19.9-22.2V18.7h5.8v23.8c0 11.3 5.7 16.7 14.1 16.7 8.4 0 14.1-5.3 14.1-16.7V18.7h5.8ZM581.9 64.1V.7h5.8v63.4h-5.8ZM592.7 41.4c0-13 10.5-23.4 23.4-23.4 12.9 0 23.3 10.4 23.3 23.4v22.7h-5.8v-9.7c-3 6-9.8 10.4-17.5 10.4-12.9 0-23.4-10.4-23.4-23.4Zm41 0c0-10-7.5-17.9-17.5-17.9s-17.7 7.9-17.7 17.9c0 10 7.9 17.9 17.7 17.9 9.8 0 17.5-7.9 17.5-17.9ZM652.5 24.3v18.2c0 10.1 4.4 15.1 11.4 16.2v5.6c-10.2-1-17.2-7.8-17.2-21.7V24.2h-6.8v-5.5h6.8V4.4h5.8v14.3h11.4v5.5h-11.4v.1ZM712 41.4c0 13-10.4 23.4-23.4 23.4-13 0-23.4-10.4-23.4-23.4 0-13 10.5-23.4 23.4-23.4 12.9 0 23.4 10.4 23.4 23.4Zm-41 0c0 10 7.9 17.9 17.7 17.9 9.8 0 17.5-7.9 17.5-17.9 0-10-7.5-17.9-17.5-17.9S671 31.4 671 41.4Z7:["$","path",null,{"fill":"#262626","d":"$1b"}]
8:["$","path",null,{"fill":"#09C269","d":"M274 1.1h-11.8v11.8H274V1.1Z"}]
9:["$","path",null,{"fill":"#161616","d":"M248.2 1.1v17.6L236.4 1.1h11.8Z"}]
a:["$","path",null,{"fill":"#09C269","d":"M65.2 47.1c-4.1-5.4-2.8-11.8-4.4-18-1.1-4.2-3.1-8.2-5.8-11.6-.7-.9-1.5-1.8-2.3-2.6-5.6-5.6-13.3-9-21.8-9C13.1 5.9-1.1 21 .2 39c1.3 18 13 26.9 27.9 28.2 9.6.8 18.4-2.8 24.6-9l-.4-.4c-3-3.8-5.1-8-6.3-12.6-3.3 5.7-9.7 9.4-16.8 8.7-8.1-.8-14.7-7.3-15.6-15.3-.9-8 7-19.4 17.3-19.4S43 22.7 46 27.9c2.6 4.6 2 9.6 3 14.6.9 4.8 2.9 9.3 6 13.2 5.6 7.1 14.3 11.6 24 11.6h30.8V55.2H82.1c-6.3 0-12.4-2.7-16.4-7.5-.2-.2-.4-.5-.6-.7l.1.1Z"}]
b:["$","path",null,{"fill":"#09C269","d":"M64 27.9c3-5.2 8.6-8.8 15.1-8.8 9.6 0 17.4 7.8 17.4 17.4h13.4c0-17-13.8-30.8-30.8-30.8s-16.2 3.5-21.8 9.1l.4.5c3 3.8 5.1 8 6.3 12.6Z"}]
c:["$","path",null,{"fill":"#262626","d":"M717.3 40.6c0-15.5 7.9-22.6 19.1-22.6h1.4v5.7h-1.4c-7.8 0-13.1 5.4-13.1 16.9v24.2h-6V40.6Z"}]
d:["$","p",null,{"className":"text-sm text-mist-600 dark:text-mist-400","children":"Interactive calculators that convert visitors into leads."}]
e:["$","$L1c",null,{"el":"a","href":"https://app.activecalculator.com/auth/signup","appearance":"default","label":"Get started free","data-umami-event":"click-cta-footer","data-umami-event-location":"footer"}]
f:["$","nav",null,{"className":"grid grid-cols-2 gap-6 text-sm/7 md:grid-cols-4","children":[["$","div","Use Cases",{"children":[["$","h3",null,{"children":"Use Cases"}],["$","ul",null,{"role":"list","className":"mt-2 flex flex-col gap-2","children":[["$","li","E-Commerce & Retail",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/templates/category/e-commerce","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"E-Commerce & Retail"}]}],["$","li","Finance",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/templates/category/finance","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Finance"}]}],["$","li","Unit Conversion",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/templates/category/unit-conversion","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Unit Conversion"}]}],["$","li","Price Quote",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/templates/category/price-quote","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Price Quote"}]}]]}],[["$","div","Industries",{"className":"mt-6","children":[["$","h3",null,{"children":"Industries"}],["$","ul",null,{"role":"list","className":"mt-2 flex flex-col gap-2","children":[["$","li","Screen Printing",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/industries/screen-printing","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Screen Printing"}]}],["$","li","Mortgage Brokers",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/industries/mortgage-brokers","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Mortgage Brokers"}]}],["$","li","Solar Energy",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/industries/solar-energy","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Solar Energy"}]}]]}]]}]]]}],["$","div","Templates",{"children":[["$","h3",null,{"children":"Templates"}],["$","ul",null,{"role":"list","className":"mt-2 flex flex-col gap-2","children":[["$","li","Ad Spend ROI Calculator",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/templates/ad-spend-roi-calculator","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Ad Spend ROI Calculator"}]}],["$","li","Amortization Payment Calculator Canada",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/templates/amortization-payment-calculator-canada","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Amortization Payment Calculator Canada"}]}],["$","li","Amortization Calculator",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/templates/amortization-calculator","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Amortization Calculator"}]}],["$","li","Balloon Loan Calculator Lead Gen",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/templates/balloon-loan-calculator-lead-gen","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Balloon Loan Calculator Lead Gen"}]}]]}],"$undefined"]}],["$","div","Product",{"children":[["$","h3",null,{"children":"Product"}],["$","ul",null,{"role":"list","className":"mt-2 flex flex-col gap-2","children":[["$","li","Templates",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/templates","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Templates"}]}],["$","li","Calculators",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/calculators","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Calculators"}]}],["$","li","Pricing",{"className":"text-mist-700 dark:text-mist-400","children":"$L1d"}],"$L1e","$L1f","$L20"]}],"$undefined"]}],"$L21"]}]
10:["$","div",null,{"className":"flex flex-col items-start justify-between gap-4 border-t border-mist-950/10 pt-8 text-sm/7 sm:flex-row sm:items-center dark:border-white/10","children":[["$","div",null,{"className":"flex flex-wrap items-center gap-x-4 gap-y-1 text-mist-600 dark:text-mist-500","children":[["$","span",null,{"children":["© ",2026," ActiveCalculator."]}],[["$","$L6","Privacy Policy",{"href":"/privacy","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Privacy Policy"}],["$","$L6","Terms of Service",{"href":"/terms","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Terms of Service"}]]]}],["$","div",null,{"className":"flex items-center gap-4","children":[["$","a","X",{"href":"https://twitter.com/activecalculator","target":"_blank","rel":"noopener noreferrer","aria-label":"X","data-umami-event":"click-social","data-umami-event-location":"footer","data-umami-event-target":"x","className":"text-mist-600 transition-colors *:size-5 hover:text-mist-950 dark:text-mist-500 dark:hover:text-white","children":["$","svg",null,{"width":24,"height":24,"viewBox":"0 0 24 24","fill":"currentColor","role":"image","className":"inline-block","children":["$","path",null,{"d":"M13.6833 10.6218L20.2401 3H18.6864L12.9931 9.61788L8.44583 3H3.20117L10.0775 13.0074L3.20117 21H4.75501L10.7673 14.0113L15.5695 21H20.8141L13.6833 10.6218ZM11.5551 13.0956L10.8584 12.0991L5.31488 4.16971H7.7015L12.1752 10.5689L12.8719 11.5655L18.6871 19.8835H16.3005L11.5551 13.0956Z"}]}]}],["$","a","LinkedIn",{"href":"https://linkedin.com/company/activecalculator","target":"_blank","rel":"noopener noreferrer","aria-label":"LinkedIn","data-umami-event":"click-social","data-umami-event-location":"footer","data-umami-event-target":"linkedin","className":"text-mist-600 transition-colors *:size-5 hover:text-mist-950 dark:text-mist-500 dark:hover:text-white","children":["$","svg",null,{"width":24,"height":24,"viewBox":"0 0 24 24","fill":"currentColor","role":"image","className":"inline-block","children":["$","path",null,{"d":"M20.447 20.452h-3.554v-5.569c0-1.328-.027-3.037-1.852-3.037-1.853 0-2.136 1.445-2.136 2.939v5.667H9.351V9h3.414v1.561h.046c.477-.9 1.637-1.85 3.37-1.85 3.601 0 4.267 2.37 4.267 5.455v6.286zM5.337 7.433a2.062 2.062 0 01-2.063-2.065 2.064 2.064 0 112.063 2.065zm1.782 13.019H3.555V9h3.564v11.452zM22.225 0H1.771C.792 0 0 .774 0 1.729v20.542C0 23.227.792 24 1.771 24h20.451C23.2 24 24 23.227 24 22.271V1.729C24 .774 23.2 0 22.222 0h.003z"}]}]}],["$","a","YouTube",{"href":"https://youtube.com/@activecalculator","target":"_blank","rel":"noopener noreferrer","aria-label":"YouTube","data-umami-event":"click-social","data-umami-event-location":"footer","data-umami-event-target":"youtube","className":"text-mist-600 transition-colors *:size-5 hover:text-mist-950 dark:text-mist-500 dark:hover:text-white","children":["$","svg",null,{"width":24,"height":24,"viewBox":"0 0 24 24","fill":"currentColor","role":"image","className":"inline-block","children":["$","path",null,{"fillRule":"evenodd","d":"M19.812 5.418c.861.23 1.538.907 1.768 1.768C21.998 8.746 22 12 22 12s0 3.255-.418 4.814a2.504 2.504 0 0 1-1.768 1.768c-1.56.419-7.814.419-7.814.419s-6.255 0-7.814-.419a2.505 2.505 0 0 1-1.768-1.768C2 15.255 2 12 2 12s0-3.255.417-4.814a2.507 2.507 0 0 1 1.768-1.768C5.744 5 11.998 5 11.998 5s6.255 0 7.814.418ZM15.194 12 10 15V9l5.194 3Z","clipRule":"evenodd"}]}]}]]}]]}]
11:["$","$L22",null,{}]
12:["$","$L23",null,{"defer":true,"src":"https://analytics.selvo.co/script.js","data-website-id":"20975f57-f91a-4d7f-a72e-bc1f75a733ed","strategy":"afterInteractive"}]
13:["$","$L24",null,{"gtmId":"GTM-N55KJQ5L"}]
14:["$","$1","c",{"children":[null,["$","$L2",null,{"parallelRouterKey":"children","error":"$undefined","errorStyles":"$undefined","errorScripts":"$undefined","template":["$","$L3",null,{}],"templateStyles":"$undefined","templateScripts":"$undefined","notFound":"$undefined","forbidden":"$undefined","unauthorized":"$undefined"}]]}]
15:["$","$1","c",{"children":[null,["$","$L2",null,{"parallelRouterKey":"children","error":"$undefined","errorStyles":"$undefined","errorScripts":"$undefined","template":["$","$L3",null,{}],"templateStyles":"$undefined","templateScripts":"$undefined","notFound":"$undefined","forbidden":"$undefined","unauthorized":"$undefined"}]]}]
16:["$","$1","c",{"children":[null,["$","$L2",null,{"parallelRouterKey":"children","error":"$undefined","errorStyles":"$undefined","errorScripts":"$undefined","template":["$","$L3",null,{}],"templateStyles":"$undefined","templateScripts":"$undefined","notFound":"$undefined","forbidden":"$undefined","unauthorized":"$undefined"}]]}]
17:["$","$1","c",{"children":["$L25",null,["$","$L26",null,{"children":["$","$27",null,{"name":"Next.MetadataOutlet","children":"$@28"}]}]]}]
29:[]
18:"$W29"
19:["$","$1","h",{"children":[null,["$","$L2a",null,{"children":"$L2b"}],["$","div",null,{"hidden":true,"children":["$","$L2c",null,{"children":["$","$27",null,{"name":"Next.Metadata","children":"$L2d"}]}]}],["$","meta",null,{"name":"next-size-adjust","content":""}]]}]
1d:["$","$L6",null,{"href":"/pricing","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Pricing"}]
1e:["$","li","Help",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/help","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Help"}]}]
1f:["$","li","API",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"https://docs.activecalculator.com/api-reference","target":"_blank","rel":"noopener noreferrer","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"API"}]}]
20:["$","li","Embed SDK JS",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"https://docs.activecalculator.com/sdks/embed-sdk/overview","target":"_blank","rel":"noopener noreferrer","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Embed SDK JS"}]}]
21:["$","div","Resources",{"children":[["$","h3",null,{"children":"Resources"}],["$","ul",null,{"role":"list","className":"mt-2 flex flex-col gap-2","children":[["$","li","Terms",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/terms","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Terms"}]}],["$","li","Privacy",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/privacy","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Privacy"}]}],["$","li","Book a Call",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/demo","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Book a Call"}]}],["$","li","Contact",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"/contact","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Contact"}]}],["$","li","Selvo",{"className":"text-mist-700 dark:text-mist-400","children":["$","$L6",null,{"href":"https://selvo.co","target":"_blank","rel":"noopener noreferrer","className":"transition-colors hover:text-mist-950 dark:hover:text-white","children":"Selvo"}]}]]}],"$undefined"]}]
2b:[["$","meta","0",{"charSet":"utf-8"}],["$","meta","1",{"name":"viewport","content":"width=device-width, initial-scale=1"}],["$","meta","2",{"name":"theme-color","content":"#fff"}]]
2e:T120e,{"@type":"FAQPage","mainEntity":[{"name":"What is a good lean body mass percentage?","@type":"Question","acceptedAnswer":{"@type":"Answer","text":"Depends on what you're going for. For men, 75-80% is solid—you're in good shape, nothing to stress about. Break into the 80-90% range and you're genuinely athletic, probably visibly lean. For women, the ranges shift down about 5-10 percentage points (70-75% is fit, 75-85% is athletic) because of differences in essential body fat. Remember that \"good\" is relative. If you're a powerlifter who doesn't care about visible abs, 72% might be perfect for you. If you're prepping for a bodybuilding show, you're probably aiming for 85%+. Context matters."}},{"name":"What's the difference between lean body mass and muscle mass?","@type":"Question","acceptedAnswer":{"@type":"Answer","text":"Lean body mass is everything except fat. Muscle mass is just your skeletal muscles. Your skeletal muscle—the stuff you can see and train—makes up roughly 40-50% of your total lean mass. The rest is bones, organs, skin, blood, water, and connective tissue. So someone with 60 kg of LBM might have around 25-30 kg of actual muscle tissue. Important distinction if you're trying to figure out how much muscle you've actually built."}},{"name":"Is lean body mass different for men and women?","@type":"Question","acceptedAnswer":{"@type":"Answer","text":"Significantly, yes. Men naturally carry more muscle and less essential fat. A fit man might be 78% lean mass; a fit woman at the same relative fitness level might be 72%. Neither is better—it's just biology. Women need higher essential fat levels for hormone regulation and reproductive health. The calculator uses different formulas for each sex specifically because of these differences."}},{"name":"How accurate is this calculator compared to a DEXA scan?","@type":"Question","acceptedAnswer":{"@type":"Answer","text":"For most people, the Boer formula lands within 2-5% of DEXA scan results. Not perfect, but pretty good for a free calculator you can use at home. DEXA scans directly measure your body composition using low-dose X-rays—they're the gold standard. If you need clinical precision (medical treatment planning, competitive athletics, research), get a DEXA. If you want to track your progress and make smarter training decisions, this calculator does the job."}},{"name":"Can I use lean body mass to calculate my protein needs?","@type":"Question","acceptedAnswer":{"@type":"Answer","text":"Yes—and it's actually better than using total body weight. The standard recommendation for people doing resistance training is 1.6-2.2 grams of protein per kilogram of lean body mass. Since your fat tissue doesn't need protein for recovery and growth, basing intake on LBM makes more sense. Quick math: 55 kg LBM × 1.6 = 88g minimum. 55 kg × 2.2 = 121g higher end. Aim somewhere in that range, spread across your meals."}},{"name":"Why does lean body mass matter more than total weight?","@type":"Question","acceptedAnswer":{"@type":"Answer","text":"Because weight alone is meaningless without context. Gain 5 kg. Is that good or bad? Depends entirely on whether it's muscle or fat. Lose 5 kg. Great... unless you lost muscle instead of fat, in which case you've made yourself weaker and tanked your metabolism. Tracking LBM helps you ensure you're losing fat (not muscle) when dieting and gaining muscle (not just fat) when bulking. It's the metric that actually reflects your body composition progress."}},{"name":"How often should I check my lean body mass?","@type":"Question","acceptedAnswer":{"@type":"Answer","text":"Every 2-4 weeks is plenty. Changes in lean mass happen slowly—you might gain 0.5-1 kg of muscle per month if you're newer to training, less if you're experienced. Checking daily or even weekly just shows you noise (water fluctuations, food weight) rather than signal. Track it monthly, look at 3-month trends, and you'll have a clear picture of whether your training is working."}},{"name":"What factors can affect my lean body mass calculation?","@type":"Question","acceptedAnswer":{"@type":"Answer","text":"Several things: Hydration — Water is part of lean mass. Dehydrated? Your LBM reads lower.When you ate — Food in your stomach adds weight the formula treats as mass.Time of day — Most people are 1-2 kg lighter in the morning than evening.Post-workout glycogen — After intense training, depleted glycogen stores lower your apparent weight. For consistency, weigh yourself the same way each time: morning, post-bathroom, pre-food. Then the day-to-day variables wash out."}}]}25:[["$","script",null,{"dangerouslySetInnerHTML":{"__html":"{\"@context\":\"https://schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"name\":\"Home\",\"@type\":\"ListItem\",\"item\":\"https://activecalculator.com\",\"position\":1},{\"name\":\"Calculators\",\"@type\":\"ListItem\",\"item\":\"https://activecalculator.com/calculators\",\"position\":2},{\"name\":\"Health\",\"@type\":\"ListItem\",\"item\":\"https://activecalculator.com/calculators/health\",\"position\":3},{\"name\":\"Lean Body Mass Calculator\",\"@type\":\"ListItem\",\"item\":\"https://activecalculator.com/calculators/health/lean-body-mass-calculator\",\"position\":4}]}"},"type":"application/ld+json"}],["$","script",null,{"dangerouslySetInnerHTML":{"__html":"{\"@context\":\"https://schema.org\",\"@type\":\"Article\",\"name\":\"Lean Body Mass Calculator\",\"dateModified\":\"2025-12-31T09:41:21.400Z\",\"description\":\"Calculate lean body mass using the Boer formula. Find what percentage of your weight is muscle vs. fat. Free LBM calculator with interpretation guide.\",\"author\":{\"name\":\"ActiveCalculator\",\"@type\":\"Organization\"},\"datePublished\":\"2025-12-31T09:38:13.122Z\",\"headline\":\"Lean Body Mass Calculator\",\"image\":\"https://activecalculator.com/api/og/calculator?title=Lean%20Body%20Mass%20Calculator\",\"mainEntityOfPage\":{\"@id\":\"https://activecalculator.com/calculators/health/lean-body-mass-calculator\",\"@type\":\"WebPage\"},\"publisher\":{\"name\":\"ActiveCalculator\",\"@type\":\"Organization\",\"logo\":{\"@type\":\"ImageObject\",\"height\":112,\"url\":\"https://activecalculator.com/logo.png\",\"width\":112}},\"keywords\":\"Lean Body Mass Calculator, tool, Health, Health calculator\",\"url\":\"https://activecalculator.com/calculators/health/lean-body-mass-calculator\"}"},"type":"application/ld+json"}],["$","script",null,{"dangerouslySetInnerHTML":{"__html":"$2e"},"type":"application/ld+json"}],"$L2f"]
30:I[65569,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","6956","static/chunks/66a6e935-aee5d3cb85c323ac.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","9858","static/chunks/9858-f1918ded0530ca69.js","609","static/chunks/609-95e41ae6a69b88b2.js","2456","static/chunks/2456-94cb89c116d69dd0.js","994","static/chunks/994-2c56ebb2d663b523.js","6472","static/chunks/6472-2ee935ddbae5821a.js","3349","static/chunks/app/(frontend)/calculators/%5Bcategory%5D/%5Bslug%5D/page-70bb6ad84377852d.js"],"JumplistProvider"]
31:I[52456,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","6956","static/chunks/66a6e935-aee5d3cb85c323ac.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","9858","static/chunks/9858-f1918ded0530ca69.js","609","static/chunks/609-95e41ae6a69b88b2.js","2456","static/chunks/2456-94cb89c116d69dd0.js","994","static/chunks/994-2c56ebb2d663b523.js","6472","static/chunks/6472-2ee935ddbae5821a.js","3349","static/chunks/app/(frontend)/calculators/%5Bcategory%5D/%5Bslug%5D/page-70bb6ad84377852d.js"],"RichText"]
32:I[52924,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","6956","static/chunks/66a6e935-aee5d3cb85c323ac.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","9858","static/chunks/9858-f1918ded0530ca69.js","609","static/chunks/609-95e41ae6a69b88b2.js","2456","static/chunks/2456-94cb89c116d69dd0.js","994","static/chunks/994-2c56ebb2d663b523.js","6472","static/chunks/6472-2ee935ddbae5821a.js","3349","static/chunks/app/(frontend)/calculators/%5Bcategory%5D/%5Bslug%5D/page-70bb6ad84377852d.js"],"ShareButtons"]
33:I[56472,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","6956","static/chunks/66a6e935-aee5d3cb85c323ac.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","9858","static/chunks/9858-f1918ded0530ca69.js","609","static/chunks/609-95e41ae6a69b88b2.js","2456","static/chunks/2456-94cb89c116d69dd0.js","994","static/chunks/994-2c56ebb2d663b523.js","6472","static/chunks/6472-2ee935ddbae5821a.js","3349","static/chunks/app/(frontend)/calculators/%5Bcategory%5D/%5Bslug%5D/page-70bb6ad84377852d.js"],"RenderBlocks"]
36:I[62540,[],"IconMark"]
2f:["$","div",null,{"className":"min-h-screen bg-white","children":["$","$L30",null,{"children":["$","div",null,{"className":"py-10 lg:py-12 container","children":[["$","div",null,{"className":"mb-6","children":["$","div",null,{"className":"flex items-center flex-wrap gap-1 text-mist-600","children":[["$","$L6",null,{"className":"typo-small font-medium hover:text-blue-600 transition-colors duration-200","href":"/calculators","children":"Calculators"}],["$","svg",null,{"className":"text-mist-600","fill":"none","height":"16","stroke":"currentColor","strokeLinecap":"round","strokeLinejoin":"round","strokeWidth":"2","viewBox":"0 0 24 24","width":"16","xmlns":"http://www.w3.org/2000/svg","children":["$","polyline",null,{"points":"9 18 15 12 9 6"}]}],["$","$L6",null,{"className":"typo-small font-medium hover:text-blue-600 transition-colors duration-200","href":"/calculators/health","children":"Health"}]]}]}],["$","div",null,{"className":"mb-8","children":[["$","h1",null,{"className":"typo-title mb-4 text-mist-950","children":"Lean Body Mass Calculator"}],["$","div",null,{"className":"text-mist-600 typo-normal max-w-2xl mb-4","children":["$","$L31",null,{"content":{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Calculate your lean body mass instantly using the Boer formula. Discover what percentage of your weight is muscle, bone, and organs vs. fat—with interpretation benchmarks most calculators don't provide.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"root","version":1}}}]}],["$","div",null,{"className":"flex mt-4","children":["$","$L32",null,{"variant":"full","title":"Lean Body Mass Calculator"}]}]]}],false,["$","div",null,{"className":"grid grid-cols-1 lg:grid-cols-6 gap-8","children":[["$","div",null,{"className":"lg:col-span-4","children":[["$","div",null,{"className":"bg-white rounded-lg shadow-sm p-8 mb-6","children":["$","$L33",null,{"blocks":[{"blockType":"blogContent","blogContentFields":{"settings":{"background":"default","paddingTop":"medium","paddingBottom":"medium"},"richText":{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Lean Body Mass Calculator","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h1"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Ever stepped on a scale, seen a number, and thought \"but what does that actually mean?\" You're not alone. Total weight is a pretty useless metric on its own—it doesn't tell you whether you're carrying muscle or fat, and it definitely doesn't tell you if that 3 kg you gained last month was progress or a problem.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"That's where lean body mass comes in. This calculator shows you the weight of everything in your body ","type":"text","version":1},{"detail":0,"format":2,"mode":"normal","style":"","text":"except","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" fat: your muscles, bones, organs, and water. It's the number that actually matters when you're trying to understand what's happening with your body.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Enter your sex, weight, and height, and you'll get your estimated lean body mass in seconds. More importantly, you'll finally have a metric worth tracking.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"What Is Lean Body Mass, Really?","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h2"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Lean body mass is simple: take your total weight, subtract all the fat, and what's left is your LBM. That includes skeletal muscle (the stuff you build in the gym), but also your bones, organs, skin, and the water throughout your body.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Here's why this matters more than most people realize.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Two people can weigh exactly 80 kg. One looks lean and athletic. The other... doesn't. The scale shows the same number for both, but their lean body mass tells completely different stories. Person A might have 64 kg of lean mass (80%), while Person B has 54 kg (67.5%). Same weight, totally different bodies.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Once you understand this, a lot of fitness confusion starts to clear up:","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Dieting but the scale won't budge?","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" Check your LBM. If it's holding steady or increasing while your weight stays flat, you're losing fat and gaining muscle simultaneously. That's actually ideal—even if the scale is being annoying about it.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"textFormat":1,"value":1},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Gaining weight during a bulk?","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" Your LBM tells you whether that weight is muscle (good) or fat (less good). The scale can't make that distinction.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"textFormat":1,"value":2},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Over 30 and worried about \"losing it\"?","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" Tracking LBM helps you catch muscle loss early. We naturally lose muscle mass as we age—about 3-8% per decade after 30—but strength training can slow or reverse this. Your LBM is the scoreboard.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"textFormat":1,"value":3}],"direction":null,"format":"","indent":0,"type":"list","version":1,"textFormat":1,"listType":"bullet","start":1,"tag":"ul"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"The good news? Once you know your number, you can actually do something with it.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Understanding Your Results (The Part Competitors Skip)","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h2"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Most LBM calculators give you a number and leave you hanging. Great, your lean body mass is 57 kg. Is that... good? Bad? Should you be concerned?","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Let's fix that.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Lean Body Mass Percentage by Fitness Level","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"children":[{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Fitness Level","type":"text","version":1}],"direction":"ltr","format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":"ltr","format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":3,"rowSpan":1},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Men ","type":"text","version":1}],"direction":"ltr","format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":"ltr","format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":1,"rowSpan":1},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Women","type":"text","version":1}],"direction":"ltr","format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":"ltr","format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":1,"rowSpan":1}],"direction":"ltr","format":"","indent":0,"type":"tablerow","version":1},{"children":[{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Athletic","type":"text","version":1}],"direction":"ltr","format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":"ltr","format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":2,"rowSpan":1},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"80–90%","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":0,"rowSpan":1},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"75–85% ","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":0,"rowSpan":1}],"direction":null,"format":"","indent":0,"type":"tablerow","version":1},{"children":[{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Fit ","type":"text","version":1}],"direction":"ltr","format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":"ltr","format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":2,"rowSpan":1},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"75–80%","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":0,"rowSpan":1},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"70–75%","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":0,"rowSpan":1}],"direction":null,"format":"","indent":0,"type":"tablerow","version":1},{"children":[{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Average ","type":"text","version":1}],"direction":"ltr","format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":"ltr","format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":2,"rowSpan":1},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"70–75%","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":0,"rowSpan":1},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"65–70%","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":0,"rowSpan":1}],"direction":null,"format":"","indent":0,"type":"tablerow","version":1},{"children":[{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Below Average","type":"text","version":1}],"direction":"ltr","format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":"ltr","format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":2,"rowSpan":1},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Below 70%","type":"text","version":1}],"direction":"ltr","format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":"ltr","format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":0,"rowSpan":1},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Below 65%","type":"text","version":1}],"direction":"ltr","format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":"ltr","format":"","indent":0,"type":"tablecell","version":1,"backgroundColor":null,"colSpan":1,"headerState":0,"rowSpan":1}],"direction":"ltr","format":"","indent":0,"type":"tablerow","version":1}],"direction":"ltr","format":"","indent":0,"type":"table","version":1,"colWidths":[92,92,92]},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Women naturally have lower LBM percentages than men—and before anyone gets worked up about that, it's not a disadvantage. Women carry more essential fat for hormone production and reproductive health. Biology, not judgment.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Putting Real Numbers in Context","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Let me make this concrete.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"A 75 kg man standing 180 cm tall has approximately 58.4 kg of lean body mass. That's about 78% lean—solidly in the \"fit\" category. If he's been hitting the gym and gains 3 kg over two months, he needs to check whether that weight is muscle or fat. If his LBM rises to 60.5 kg, he's added over 2 kg of muscle. That's excellent progress. If his LBM stays at 58.4 kg? He's gained 3 kg of fat. Time to reassess the bulk.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Now take a 65 kg woman at 165 cm with roughly 45.2 kg of lean mass—about 70%, right at the fit/average line. She starts a cut, and six weeks later she's down to 60 kg. If her LBM held steady at 45 kg, she's lost 5 kg of pure fat. That's exactly what successful dieting looks like. If her LBM dropped to 42 kg? She lost muscle too, probably from cutting calories too aggressively or skipping the weights.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"See how this changes everything?","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"The Formula (For Those Who Want to Know)","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h2"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"This calculator uses the Boer formula—not because it has a cool name, but because research has consistently shown it's one of the more accurate methods for estimating lean body mass without expensive equipment.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"For men:","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":1,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"LBM = (0.407 × weight in kg) + (0.267 × height in cm) − 19.2","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"For women:","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":1,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"LBM = (0.252 × weight in kg) + (0.473 × height in cm) − 48.3","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Quick Example","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"70 kg man, 180 cm tall:","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"LBM = (0.407 × 70) + (0.267 × 180) − 19.2 LBM = 28.49 + 48.06 − 19.2 LBM = ","type":"text","version":1},{"detail":0,"format":1,"mode":"normal","style":"","text":"57.35 kg","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"So roughly 57 kg of his 70 kg is lean mass, leaving about 13 kg of fat. That's an 82% lean body mass—athletic range.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Same stats for a woman:","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"LBM = (0.252 × 70) + (0.473 × 180) − 48.3 LBM = ","type":"text","version":1},{"detail":0,"format":1,"mode":"normal","style":"","text":"54.48 kg","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Her 78% lean mass is also athletic for women. The different formulas account for natural differences in how men and women carry mass.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"How to Use This Calculator","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h2"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Pretty straightforward:","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Pick your sex","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" — The formula is different for men and women, so this actually matters.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"textFormat":1,"value":1},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Enter your weight in kg","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" — For consistency, weigh yourself at the same time each day. Morning, after the bathroom, before breakfast works best. Trying to compare your morning weight to last week's post-dinner weight is just going to frustrate you.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"textFormat":1,"value":2},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Enter your height in cm","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" — This one doesn't change (hopefully).","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"textFormat":1,"value":3},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Read your results","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" — You'll see your lean body mass in kg and as a percentage of total weight.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"textFormat":1,"value":4}],"direction":null,"format":"","indent":0,"type":"list","version":1,"textFormat":1,"listType":"number","start":1,"tag":"ol"},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Pro tip:","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" Don't obsess over daily fluctuations. Water weight, food in your stomach, and a dozen other factors can swing your weight by 1-2 kg day to day. Track weekly or bi-weekly, and look for trends over 4-8 weeks. That's where the real information is.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":1,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"LBM vs. Other Body Metrics (Clearing Up the Confusion)","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h2"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"LBM vs. Muscle Mass","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"People mix these up constantly, so let's be clear: lean body mass is NOT the same as muscle mass.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"LBM includes your muscles, yes—but also bones, organs, skin, and water. Skeletal muscle (the kind you actually train) makes up roughly 40-50% of your lean mass. So if your LBM is 60 kg, your actual muscle tissue is probably somewhere around 24-30 kg. The rest is everything else keeping you alive.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"LBM vs. Body Fat Percentage","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Two sides of the same coin. If 78% of your weight is lean mass, then 22% is fat. Some people prefer tracking body fat percentage, others prefer LBM. Doesn't really matter—you're measuring the same thing from different angles.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"LBM vs. BMI","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"BMI is... limited. It only looks at height and weight. A 100 kg bodybuilder and a 100 kg couch potato at the same height have identical BMIs, but wildly different body compositions. One is elite-level fit; the other is at serious health risk. BMI can't tell the difference. LBM can.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"How to Actually Increase Your Lean Body Mass","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h2"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Alright, you've got your number. Maybe you want it higher. Here's what actually works—no gimmicks.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Lift Heavy Things (Regularly)","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"There's no way around this one. Building lean mass requires resistance training. Your muscles need progressive overload—meaning you gradually increase weight, reps, or volume over time—to have any reason to grow.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Aim for 2-4 strength sessions per week. Focus on compound movements: squats, deadlifts, bench press, rows, overhead press. These recruit multiple muscle groups and give you more bang for your buck than isolation exercises.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Eat Enough Protein (But Calculate It Right)","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Here's where your LBM number becomes immediately useful.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Most protein recommendations are based on total body weight, which doesn't make much sense. Your fat tissue doesn't need protein—your muscles do. A better approach: ","type":"text","version":1},{"detail":0,"format":1,"mode":"normal","style":"","text":"1.6-2.2 grams of protein per kilogram of lean body mass","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":".","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"With an LBM of 57 kg, that's:","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Low end: 57 × 1.6 = ","type":"text","version":1},{"detail":0,"format":1,"mode":"normal","style":"","text":"91g protein daily","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":1},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"High end: 57 × 2.2 = ","type":"text","version":1},{"detail":0,"format":1,"mode":"normal","style":"","text":"125g protein daily","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":2}],"direction":null,"format":"","indent":0,"type":"list","version":1,"listType":"bullet","start":1,"tag":"ul"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Spread that across 3-5 meals. Your body can only use so much protein at once for muscle building, so 40g per meal is more effective than 120g in one sitting.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Actually Recover","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Muscles don't grow in the gym—they grow while you're resting afterward. If you're training hard but sleeping 5 hours a night, you're sabotaging yourself.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Get 7-9 hours of sleep. Take rest days seriously. Allow 48-72 hours before training the same muscles again. Overtraining is real, and it'll tank your progress faster than almost anything else.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Eat Enough (Period)","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"You can't build something from nothing. If you're trying to gain lean mass while eating at a significant caloric deficit, your body will prioritize survival over muscle growth. A slight surplus—100-300 calories above maintenance—gives your body the raw materials it needs.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Yes, you might gain a tiny bit of fat along with the muscle. That's normal. You can cut later.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Let's Talk Accuracy (Honestly)","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h2"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"No formula can tell you exactly what's inside your body. If it could, DEXA machines wouldn't cost $100,000 and medical researchers would be out of work.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"The Boer formula is well-validated and reasonably accurate for most adults—usually within 2-5% of clinical measurements. That's good enough for tracking changes over time and making informed decisions about your training and nutrition.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"When This Calculator Works Well","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"For most healthy adults with fairly typical body proportions, you'll get a useful estimate. It's great for:","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Monitoring your own progress week to week","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":1},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Getting a realistic baseline for goal-setting","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":2},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Calculating protein needs more accurately than total-weight methods","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":3},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Understanding your body composition without paying for a scan","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":4}],"direction":null,"format":"","indent":0,"type":"list","version":1,"listType":"bullet","start":1,"tag":"ul"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"When You Might Want Clinical Testing","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"The Boer formula can be less accurate for people at the extremes:","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Very muscular individuals (competitive bodybuilders, strength athletes)","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":1},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"People with very high or very low body fat percentages","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":2},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Older adults who've experienced significant muscle loss","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":3},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Anyone with medical conditions affecting body composition","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":4}],"direction":null,"format":"","indent":0,"type":"list","version":1,"listType":"bullet","start":1,"tag":"ul"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"If you're in one of these categories and need precise numbers—for medical reasons, competitive athletics, or just peace of mind—DEXA scans, hydrostatic weighing, or BodPod assessments give you direct measurements instead of estimates. They cost money, but they're definitive.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"The Practical Takeaway","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"heading","version":1,"tag":"h3"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"For 90% of people, this calculator gives you exactly what you need: a reliable number you can track over time. Whether your LBM is truly 57.35 kg or actually 56.8 kg matters a lot less than whether it's trending up or down over the next three months.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"root","version":1}}},"id":"6954ef044799a200046962e9"}]}]}],"$L34"]}],"$L35"]}]]}]}]}]
28:null
2d:[["$","title","0",{"children":"Lean Body Mass Calculator - Find Your True Body Composition"}],["$","meta","1",{"name":"description","content":"Calculate lean body mass using the Boer formula. Find what percentage of your weight is muscle vs. fat. Free LBM calculator with interpretation guide."}],["$","link","2",{"rel":"canonical","href":"https://activecalculator.com/calculators/health/lean-body-mass-calculator"}],["$","meta","3",{"property":"og:title","content":"Lean Body Mass Calculator - Find Your True Body Composition"}],["$","meta","4",{"property":"og:description","content":"Calculate lean body mass using the Boer formula. Find what percentage of your weight is muscle vs. fat. Free LBM calculator with interpretation guide."}],["$","meta","5",{"property":"og:url","content":"https://activecalculator.com/calculators/health/lean-body-mass-calculator"}],["$","meta","6",{"property":"og:site_name","content":"ActiveCalculator"}],["$","meta","7",{"property":"og:locale","content":"en_US"}],["$","meta","8",{"property":"og:image","content":"https://activecalculator.com/api/og/calculator?title=Lean%20Body%20Mass%20Calculator"}],["$","meta","9",{"property":"og:image:width","content":"1200"}],["$","meta","10",{"property":"og:image:height","content":"630"}],["$","meta","11",{"property":"og:image:alt","content":"Lean Body Mass Calculator - Find Your True Body Composition"}],["$","meta","12",{"property":"og:type","content":"website"}],["$","meta","13",{"name":"twitter:card","content":"summary_large_image"}],["$","meta","14",{"name":"twitter:site","content":"@activecalculator"}],["$","meta","15",{"name":"twitter:creator","content":"@activecalculator"}],["$","meta","16",{"name":"twitter:title","content":"Lean Body Mass Calculator - Find Your True Body Composition"}],["$","meta","17",{"name":"twitter:description","content":"Calculate lean body mass using the Boer formula. Find what percentage of your weight is muscle vs. fat. Free LBM calculator with interpretation guide."}],["$","meta","18",{"name":"twitter:image","content":"https://activecalculator.com/api/og/calculator?title=Lean%20Body%20Mass%20Calculator"}],["$","link","19",{"rel":"icon","href":"/favicon.ico?756f06c5b2066fec","type":"image/x-icon","sizes":"48x48"}],["$","$L36","20",{}]]
3c:I[51318,["9310","static/chunks/f8d55a4d-f82e876c81147bfd.js","6956","static/chunks/66a6e935-aee5d3cb85c323ac.js","7821","static/chunks/7821-fecf606f47f1f58d.js","8963","static/chunks/8963-69c253eec8d741c5.js","9858","static/chunks/9858-f1918ded0530ca69.js","609","static/chunks/609-95e41ae6a69b88b2.js","2456","static/chunks/2456-94cb89c116d69dd0.js","994","static/chunks/994-2c56ebb2d663b523.js","6472","static/chunks/6472-2ee935ddbae5821a.js","3349","static/chunks/app/(frontend)/calculators/%5Bcategory%5D/%5Bslug%5D/page-70bb6ad84377852d.js"],"Calculator"]
34:["$","div",null,{"className":"bg-white rounded-lg shadow-sm p-8","children":[["$","h2",null,{"className":"typo-large mb-6 text-mist-950","children":"Frequently Asked Questions"}],["$","div",null,{"className":"space-y-6","children":[["$","div","0",{"className":"pb-6 last:pb-0","children":[["$","h3",null,{"className":"text-lg font-medium text-mist-950 mb-3","children":"What is a good lean body mass percentage?"}],["$","div",null,{"className":"prose max-w-none text-mist-600","children":["$","$L31",null,{"content":{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Depends on what you're going for. For men, 75-80% is solid—you're in good shape, nothing to stress about. Break into the 80-90% range and you're genuinely athletic, probably visibly lean. For women, the ranges shift down about 5-10 percentage points (70-75% is fit, 75-85% is athletic) because of differences in essential body fat.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Remember that \"good\" is relative. If you're a powerlifter who doesn't care about visible abs, 72% might be perfect for you. If you're prepping for a bodybuilding show, you're probably aiming for 85%+. Context matters.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"root","version":1}}}]}]]}],["$","div","1",{"className":"pb-6 last:pb-0","children":[["$","h3",null,{"className":"text-lg font-medium text-mist-950 mb-3","children":"What's the difference between lean body mass and muscle mass?"}],["$","div",null,{"className":"prose max-w-none text-mist-600","children":["$","$L31",null,{"content":{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Lean body mass is everything except fat. Muscle mass is just your skeletal muscles.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Your skeletal muscle—the stuff you can see and train—makes up roughly 40-50% of your total lean mass. The rest is bones, organs, skin, blood, water, and connective tissue. So someone with 60 kg of LBM might have around 25-30 kg of actual muscle tissue. Important distinction if you're trying to figure out how much muscle you've actually built.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"root","version":1}}}]}]]}],["$","div","2",{"className":"pb-6 last:pb-0","children":[["$","h3",null,{"className":"text-lg font-medium text-mist-950 mb-3","children":"Is lean body mass different for men and women?"}],["$","div",null,{"className":"prose max-w-none text-mist-600","children":["$","$L31",null,{"content":{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Significantly, yes. Men naturally carry more muscle and less essential fat. A fit man might be 78% lean mass; a fit woman at the same relative fitness level might be 72%. Neither is better—it's just biology. Women need higher essential fat levels for hormone regulation and reproductive health.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"The calculator uses different formulas for each sex specifically because of these differences.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"root","version":1}}}]}]]}],["$","div","3",{"className":"pb-6 last:pb-0","children":[["$","h3",null,{"className":"text-lg font-medium text-mist-950 mb-3","children":"How accurate is this calculator compared to a DEXA scan?"}],["$","div",null,{"className":"prose max-w-none text-mist-600","children":"$L37"}]]}],"$L38","$L39","$L3a","$L3b"]}]]}]
35:["$","div",null,{"className":"lg:col-span-2","children":[["$","div",null,{"className":"sticky top-24 mb-6 max-h-[calc(100vh-6rem)] overflow-y-auto space-y-4","children":[["$","$L3c",null,{"className":"rounded-xl shadow-sm","id":"cmhks0fjd0005l4040cccgh8b"}],["$","div",null,{"className":"bg-white rounded-lg shadow-sm p-4","children":["$","nav",null,{"aria-label":"Table of contents","children":[["$","h2",null,{"className":"text-lg font-display font-normal mb-4 text-mist-900","children":"Table of Contents"}],["$","ul",null,{"className":"space-y-2.5","children":[["$","li","what-is-lean-body-mass-really",{"className":"","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#what-is-lean-body-mass-really","children":"What Is Lean Body Mass, Really?"}]}],["$","li","understanding-your-results-the-part-competitors-skip",{"className":"","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#understanding-your-results-the-part-competitors-skip","children":"Understanding Your Results (The Part Competitors Skip)"}]}],["$","li","lean-body-mass-percentage-by-fitness-level",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#lean-body-mass-percentage-by-fitness-level","children":"Lean Body Mass Percentage by Fitness Level"}]}],["$","li","putting-real-numbers-in-context",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#putting-real-numbers-in-context","children":"Putting Real Numbers in Context"}]}],["$","li","the-formula-for-those-who-want-to-know",{"className":"","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#the-formula-for-those-who-want-to-know","children":"The Formula (For Those Who Want to Know)"}]}],["$","li","quick-example",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#quick-example","children":"Quick Example"}]}],["$","li","how-to-use-this-calculator",{"className":"","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#how-to-use-this-calculator","children":"How to Use This Calculator"}]}],["$","li","lbm-vs-other-body-metrics-clearing-up-the-confusion",{"className":"","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#lbm-vs-other-body-metrics-clearing-up-the-confusion","children":"LBM vs. Other Body Metrics (Clearing Up the Confusion)"}]}],["$","li","lbm-vs-muscle-mass",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#lbm-vs-muscle-mass","children":"LBM vs. Muscle Mass"}]}],["$","li","lbm-vs-body-fat-percentage",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#lbm-vs-body-fat-percentage","children":"LBM vs. Body Fat Percentage"}]}],["$","li","lbm-vs-bmi",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#lbm-vs-bmi","children":"LBM vs. BMI"}]}],"$L3d","$L3e","$L3f","$L40","$L41","$L42","$L43","$L44","$L45"]}]]}]}]]}],"$L46"]}]
37:["$","$L31",null,{"content":{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"For most people, the Boer formula lands within 2-5% of DEXA scan results. Not perfect, but pretty good for a free calculator you can use at home.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"DEXA scans directly measure your body composition using low-dose X-rays—they're the gold standard. If you need clinical precision (medical treatment planning, competitive athletics, research), get a DEXA. If you want to track your progress and make smarter training decisions, this calculator does the job.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"root","version":1}}}]
38:["$","div","4",{"className":"pb-6 last:pb-0","children":[["$","h3",null,{"className":"text-lg font-medium text-mist-950 mb-3","children":"Can I use lean body mass to calculate my protein needs?"}],["$","div",null,{"className":"prose max-w-none text-mist-600","children":["$","$L31",null,{"content":{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Yes—and it's actually better than using total body weight.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"The standard recommendation for people doing resistance training is 1.6-2.2 grams of protein per kilogram of lean body mass. Since your fat tissue doesn't need protein for recovery and growth, basing intake on LBM makes more sense.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Quick math: 55 kg LBM × 1.6 = 88g minimum. 55 kg × 2.2 = 121g higher end. Aim somewhere in that range, spread across your meals.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"root","version":1}}}]}]]}]
39:["$","div","5",{"className":"pb-6 last:pb-0","children":[["$","h3",null,{"className":"text-lg font-medium text-mist-950 mb-3","children":"Why does lean body mass matter more than total weight?"}],["$","div",null,{"className":"prose max-w-none text-mist-600","children":["$","$L31",null,{"content":{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Because weight alone is meaningless without context.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Gain 5 kg. Is that good or bad? Depends entirely on whether it's muscle or fat. Lose 5 kg. Great... unless you lost muscle instead of fat, in which case you've made yourself weaker and tanked your metabolism.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Tracking LBM helps you ensure you're losing fat (not muscle) when dieting and gaining muscle (not just fat) when bulking. It's the metric that actually reflects your body composition progress.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"root","version":1}}}]}]]}]
3a:["$","div","6",{"className":"pb-6 last:pb-0","children":[["$","h3",null,{"className":"text-lg font-medium text-mist-950 mb-3","children":"How often should I check my lean body mass?"}],["$","div",null,{"className":"prose max-w-none text-mist-600","children":["$","$L31",null,{"content":{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Every 2-4 weeks is plenty. Changes in lean mass happen slowly—you might gain 0.5-1 kg of muscle per month if you're newer to training, less if you're experienced. Checking daily or even weekly just shows you noise (water fluctuations, food weight) rather than signal.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Track it monthly, look at 3-month trends, and you'll have a clear picture of whether your training is working.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"root","version":1}}}]}]]}]
3b:["$","div","7",{"className":"pb-6 last:pb-0","children":[["$","h3",null,{"className":"text-lg font-medium text-mist-950 mb-3","children":"What factors can affect my lean body mass calculation?"}],["$","div",null,{"className":"prose max-w-none text-mist-600","children":["$","$L31",null,{"content":{"root":{"children":[{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"Several things:","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""},{"children":[{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Hydration","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" — Water is part of lean mass. Dehydrated? Your LBM reads lower.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":1},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"When you ate","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" — Food in your stomach adds weight the formula treats as mass.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":2},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Time of day","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" — Most people are 1-2 kg lighter in the morning than evening.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":3},{"children":[{"detail":0,"format":1,"mode":"normal","style":"","text":"Post-workout glycogen","type":"text","version":1},{"detail":0,"format":0,"mode":"normal","style":"","text":" — After intense training, depleted glycogen stores lower your apparent weight.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"listitem","version":1,"value":4}],"direction":null,"format":"","indent":0,"type":"list","version":1,"listType":"bullet","start":1,"tag":"ul"},{"children":[{"detail":0,"format":0,"mode":"normal","style":"","text":"For consistency, weigh yourself the same way each time: morning, post-bathroom, pre-food. Then the day-to-day variables wash out.","type":"text","version":1}],"direction":null,"format":"","indent":0,"type":"paragraph","version":1,"textFormat":0,"textStyle":""}],"direction":null,"format":"","indent":0,"type":"root","version":1}}}]}]]}]
3d:["$","li","how-to-actually-increase-your-lean-body-mass",{"className":"","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#how-to-actually-increase-your-lean-body-mass","children":"How to Actually Increase Your Lean Body Mass"}]}]
3e:["$","li","lift-heavy-things-regularly",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#lift-heavy-things-regularly","children":"Lift Heavy Things (Regularly)"}]}]
3f:["$","li","eat-enough-protein-but-calculate-it-right",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#eat-enough-protein-but-calculate-it-right","children":"Eat Enough Protein (But Calculate It Right)"}]}]
40:["$","li","actually-recover",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#actually-recover","children":"Actually Recover"}]}]
41:["$","li","eat-enough-period",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#eat-enough-period","children":"Eat Enough (Period)"}]}]
42:["$","li","lets-talk-accuracy-honestly",{"className":"","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#lets-talk-accuracy-honestly","children":"Let's Talk Accuracy (Honestly)"}]}]
43:["$","li","when-this-calculator-works-well",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#when-this-calculator-works-well","children":"When This Calculator Works Well"}]}]
44:["$","li","when-you-might-want-clinical-testing",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#when-you-might-want-clinical-testing","children":"When You Might Want Clinical Testing"}]}]
45:["$","li","the-practical-takeaway",{"className":"ml-3","children":["$","$L6",null,{"className":"block py-1 text-mist-600 hover:text-mist-900 hover:underline transition-colors leading-relaxed text-sm no-underline","href":"#the-practical-takeaway","children":"The Practical Takeaway"}]}]
46:["$","div",null,{"className":"space-y-6","children":false}]