Estimate body fat percentage with the U.S. Navy method or BMI method.
This tool estimates body fat percentage using either the U.S. Navy formula or a BMI-based body fat estimate. It also shows estimated fat mass, lean mass, and BMI.
Once you estimate body fat and BMI, you can use the rest of this site to build a realistic plan.
The U.S. Navy method estimates body fat from body measurements such as neck, waist, height, and hips for women. The BMI method estimates body fat from BMI, age, and sex.
Both methods are estimates. They are useful for comparison and planning, but they do not replace medical scans or professional evaluation.
Body fat percentage is the percentage of your total body weight that comes from fat mass rather than lean mass.
The U.S. Navy method is a widely used estimate based on body measurements. It can be useful, but it is still an estimate rather than a scan.
No. BMI uses only height and weight, while body fat percentage tries to estimate how much of your total body weight comes from fat mass.
Yes. Once you estimate body fat and BMI, you can use the linked weight loss calculator and timeline pages to estimate realistic goals and timeframes.