What does Lean Body Mass Calculator (Boer / Hume / James) do?

Lean Body Mass Calculator (Boer / Hume / James) helps you convert numeric data content online without setting up a separate local script or app.

When should I use this tool?

Use it when you need a quick convert workflow, want to verify output, or need a browser-based utility for health tasks.

Can I try this tool with sample data?

Yes. Try short representative inputs first, then move to larger or more complex cases once the output looks correct.

What inputs does Lean Body Mass Calculator (Boer / Hume / James) accept?

Lean Body Mass Calculator (Boer / Hume / James) accepts Sex, Age, Body weight, Weight unit.

Is there an API for Lean Body Mass Calculator (Boer / Hume / James)?

Yes. The tool page includes an API endpoint so you can move from manual testing to scripted usage.

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Lean Body Mass Calculator (Boer / Hume / James)

Estimate your lean body mass (LBM) from sex, age, weight and height using three clinical formulas side by side, with derived body-fat percentage.

Execution

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Fill in the form, run the tool, and review the result in one place.

Prepared example runs

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2 examples

70 kg, 175 cm, 30-year-old male

A typical adult male profile. Boer gives ~59.4 kg LBM, Hume ~58.2 kg, James ~58.8 kg — average ~58.8 kg, ~16% body fat.

<div class="lb-wrap">…Boer 59.4 kg, Hume 58.2 kg, James 58.8 kg, avg 58.8 kg, ~16% body fat…</div>

140 lb, 65 in, 28-year-old female

Imperial-unit profile for a 28-year-old female. Inputs convert to ~63.5 kg and ~165 cm internally; average LBM ~46 kg, ~27% body fat.

<div class="lb-wrap">…after converting 140 lb → 63.5 kg and 65 in → 165 cm, Boer ~46.3 kg, Hume ~45.1 kg, James ~46.6 kg, avg ~46 kg, ~27% body fat…</div>

Inputs

Set the required fields, then run the tool.

7 options

SettingsAdjust formats, ranges, numbers, and modes.7

SexselectOptionalAgenumberRequiredBody weightnumberRequiredWeight unitselectOptionalHeightnumberRequiredHeight unitselectOptionalDecimal placesnumberOptional

Result

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Samples

Lean Body Mass Calculator (Boer / Hume / James)

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