Know your starting point

Body Fat Percentage Calculator

Estimate body fat using full body circumferences and the U.S. Navy method.

Estimate your body fat

Take a few body measurements

Use consistent measurements to estimate your current body-fat percentage.

How to measure

Keep the tape level and snug without compressing the skin. Measure the full distance around your body.

  • Male: neck just below the Adam's apple; abdomen across the navel.
  • Female: neck at the larynx, natural waist at its narrowest point, and hips at their widest point.
Units