Estimate body fat percentage using measurements.
This calculator uses the US Navy method to estimate body fat percentage based on body measurements.
A reliable body fat calculator helps you interpret body fat percentage and track fitness progress without confusion. Whether you're trying to lose weight, build muscle, or simply improve health, using simple measurements can reveal important changes that a scale won't show.
Body fat percentage is a clearer measure of health risk and fitness than weight alone. Higher percentages are linked to metabolic risk, while very low percentages can impair hormonal function. Tracking this number over time, alongside strength and endurance goals, creates a complete picture of progress.
These approaches are handy when clinical tools aren't available, but they rely on specific equations and can vary in accuracy between body types.
Fitness calculator app options and free online tools make repeated tracking painless.
Body fat percentage calculator widgets let you log changes and visualize trends easily. Many of these interfaces also include a body surface area calculator and lean body mass calculator so you can compare results and learn which metrics matter most for your goals.
If you want more control, consider skinfold options like body fat calculators, caliper techniques, or lab-grade approaches. For bodybuilders, a body-fat calculator bodybuilding approach often combines caliper readings with circumference methods for stage-ready estimates. If you're curious which method is the most accurate option for measuring body fat, look for comparisons. tied to DEXA or hydrostatic weighing, as those are benchmarks for the most accurate body-fat calculator options.