Calcolatrice Massa MagraFormula

## Lean Body Mass Formula

**Lean Body Mass = Weight x (1 - Body Fat % / 100)**

Lean body mass includes everything except fat: muscles, bones, organs, water, and other tissues.

Esempio Risolto

A 180 lb person with 20% body fat.

  1. Lean mass = 180 x (1 - 20/100) = 180 x 0.80 = 144 lbs
  2. In kg = 144 x 0.4536 = 65.3 kg
  3. Fat mass = 180 x 0.20 = 36.0 lbs