Body Fat Calculator

Calculate your body fat percentage using the U.S. Navy method

Results

Body Fat Percentage: 0.0%
Body Fat Category: -
Lean Body Mass: - lbs

About Body Fat Percentage

Body fat percentage is the proportion of fat to the total body weight. This calculator uses the U.S. Navy method, which estimates body fat based on body circumference measurements.

Body Fat Categories

Men

  • Essential Fat: 2-5%
  • Athletes: 6-13%
  • Fitness: 14-17%
  • Average: 18-24%
  • Obese: 25%+

Women

  • Essential Fat: 10-13%
  • Athletes: 14-20%
  • Fitness: 21-24%
  • Average: 25-31%
  • Obese: 32%+

Measurement Tips

  • Neck: Measure just below the larynx (Adam's apple)
  • Waist (Men): Measure at the navel
  • Waist (Women): Measure at the narrowest point
  • Hips (Women): Measure at the widest point
  • Take measurements in the morning for consistency
  • Use a flexible measuring tape
  • Don't pull the tape too tight