Body Fat Calculator
Calculate your body fat percentage using the US Navy method - a reliable measure based on body circumference.
About Body Fat Percentage
Body fat percentage is the proportion of your weight that comes from fat versus muscle, bone, and other tissues. The US Navy method uses neck and waist measurements (and hip for women) to estimate body fat percentage.
Did you know?
- Essential fat is required for hormone production and organ protection
- Women naturally have higher essential fat percentages due to reproductive needs
- The "Navy method" used here was developed by the US Navy for fitness assessments