💪 Health & Fitness

Body Fat Calculator

Estimate body-fat percentage using the U.S. Navy method.

Height (cm)
Neck (cm)
Waist (cm)
Body fat (U.S. Navy)

Frequently asked questions

It is a tape-measure estimate, typically within a few percent of a clinical reading for most people. It is good for tracking change over time, but it is an estimate, not a medical measurement.