Body Composition

Calculate Body Mass Index from weight and height using the standard kg/m² formula.

Estimate daily resting energy expenditure using the Mifflin-St Jeor equation for males and females.

Estimate body fat percentage using tape measurements via the U.S. Navy circumference method.

Estimate total daily energy expenditure by scaling BMR with an activity factor.

Estimate basal metabolic rate using the 1984 revised Harris-Benedict equation.

Estimate basal metabolic rate using lean body mass instead of age and sex.

Estimate body fat percentage from three skinfold sites using the Jackson-Pollock female-protocol equation.

Jackson-Pollock 7-site skinfold body fat percentage from caliper measurements.

Calculate Fat-Free Mass Index normalized for height using weight, height, and body-fat percentage.

Calculate lean body mass by subtracting fat mass from total weight.