Free Health Tool
Body Fat Calculator
Calculate your body fat percentage using the Navy method or BMI method.
Body Fat Percentage
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Category
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Lean Mass
Body Fat Calculator
Our body fat calculator estimates your body fat percentage using the Navy method. Body fat percentage is a more accurate health indicator than BMI.
Body Fat Categories
- Men: Essential 2-5%, Athletes 6-13%, Fitness 14-17%, Average 18-24%
- Women: Essential 10-13%, Athletes 14-20%, Fitness 21-24%, Average 25-31%
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Frequently Asked Questions
What is a healthy body fat percentage?
For men: Athletes 6-13%, Fitness 14-17%, Average 18-24%. For women: Athletes 14-20%, Fitness 21-24%, Average 25-31%. These ranges vary by age.
How is body fat calculated?
The Navy method uses neck and waist circumference (men) or neck, waist, and hip (women). BMI method estimates from BMI and age. Our calculator supports both.
Is body fat % more accurate than BMI?
Yes, body fat percentage is more accurate. BMI does not distinguish between muscle and fat, so muscular individuals may be misclassified as overweight.
How can I reduce body fat?
Create a moderate calorie deficit (300-500 cal/day), eat adequate protein, strength train 3-4 times/week, include cardio, get 7-9 hours sleep.