Body Fat Calculator
Estimate your body fat % using the US Navy method.
Calculator
How to Use
- Select your gender — different formulas apply
- Enter your height in centimeters
- Measure your neck at the narrowest point
- Measure your waist at navel level
- Women: also measure hip at widest point
FAQ
Q: What is the US Navy method?
A: The US Navy method estimates body fat using measurements of neck, waist, and hip circumference along with height. It was developed by the US Navy for fitness assessment.
Q: How accurate is this estimate?
A: It's a reasonable estimate for most people, but can vary by ±3-5% from true body fat. For precise measurement, DEXA scans or hydrostatic weighing are more accurate.
Q: What body fat percentage is healthy?
A: For men, 10-20% is considered healthy. For women, 18-28% is typical. Athletes may be lower, while higher percentages indicate higher body fat.