How to use the Lean Body Mass Calculator
Estimate lean body mass from gender, age 14 or younger, height with the Lean Body Mass Calculator. Use it to understand an educational estimate and the inputs behind it, not as a diagnosis or treatment decision.
Step by step
- For the Lean Body Mass, enter gender, age 14 or younger, height, weight. Keep each value in the unit displayed beside its field.
- Review the selected Lean Body Mass workflow and inputs, then read lean body mass in the result panel.
- Change one Lean Body Mass assumption at a time to compare scenarios. Use Reset to restore this tool's worked example values.
How the calculation works
Boer, James, and Hume adult lean-body-mass estimates with a pediatric screening flag.
Worked example
In the Lean Body Mass worked example, gender Male, age 14 or younger No, height 175 cm, weight 75 kg produces lean body mass of 57.16 kg. Average of three adult formulas. Review the displayed units before comparing the result.
Understanding the result
The Lean Body Mass reports lean body mass. Use it to understand an educational estimate and the inputs behind it, not as a diagnosis or treatment decision. Educational estimate only; it cannot diagnose a condition or replace advice from a qualified health professional.
How to check the answer
Check the Lean Body Mass estimate by confirming the units and supported ranges for gender, age 14 or younger, height. Compare lean body mass with another published method or direct measurement when available, and ask a clinician before using it for a health decision.
Common questions
What does the Lean Body Mass calculate?
Estimate lean body mass from gender, age 14 or younger, height with the Lean Body Mass Calculator.
Which Lean Body Mass inputs have the biggest effect?
lean body mass responds directly to gender, age 14 or younger, height, weight. Change one input while holding the others constant to see its effect.
Is the Lean Body Mass result exact?
Educational estimate only; it cannot diagnose a condition or replace advice from a qualified health professional. Recheck gender, age 14 or younger, height and use lean body mass only for a decision where that level of precision is appropriate.