Body Fat Percentage Calculator
Body Fat Percentage
Estimate body fat percentage from body measurements
Formula
BF% = 86.01 x log10(Waist - Neck) - 70.041 x log10(Height) + 36.76 (US Navy method)
Frequently Asked Questions
How accurate is this body fat estimate?
The US Navy method is accurate within 3-4%. For precise measurements, use DEXA or hydrostatic weighing.
What is a healthy body fat percentage?
For men, 10-20% is healthy. For women, 18-28% is considered a healthy range.