Health & Fitness
Intermediate

Lean Body Mass

Body mass excluding fat.

Formula

LBM=m(1−BF%)LBM = m(1 - BF\%)

Variables

mTotal mass
BFBody fat fraction

Example

80 kg at 20% BF = 64 kg

Did You Know?

Strength training raises lean mass, which quietly increases the calories you burn even while resting.

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