Estimate your body fat using standard measurements.
Body fat % is estimated from circumference measurements using the U.S. Navy method, which differs for men and women.
A man with a 34-inch waist and 16-inch neck at 70 inches tall estimates about 20% body fat.
It gives a reasonable estimate from tape measurements but can be off by a few percent. DEXA and hydrostatic weighing are more precise.
For men, 10–20% is generally healthy; for women, 18–28%. Ranges vary by age and fitness goals.
No. Body fat estimates are for fitness tracking. Consult a healthcare provider for clinical assessment.
Browse all Health & Fitness Calculators