Body Fat Percentage Calculator
Body Fat Percentage Calculator
Skinfold Measurements (mm)
About Body Fat Percentage
Body fat percentage is a measurement of the amount of fat in your body compared to everything else. It's more accurate than BMI for assessing health, as it distinguishes between fat mass and lean mass (muscle, bone, organs, etc.).
This calculator uses several methods to estimate your body fat percentage:
- Basic Method: Uses height, weight, age, and gender to provide a rough estimate.
- Navy Method: Uses body circumference measurements to calculate body fat percentage.
- Skinfold Method: Uses skinfold measurements from multiple sites to estimate subcutaneous fat.
For the most accurate results, consider using multiple methods or consulting with a healthcare professional.
How to Take Measurements
Navy Method Measurements:
- Neck: Measure at the narrowest point, typically just below the larynx (Adam's apple).
- Waist: Measure at the narrowest point of your torso, usually just above the belly button.
- Hip (women only): Measure at the widest point of your buttocks.
Skinfold Measurements:
- Triceps: Vertical fold on the back of the upper arm, halfway between the shoulder and elbow.
- Subscapular: Diagonal fold just below the bottom tip of the shoulder blade.
- Suprailiac: Diagonal fold above the hip bone.
- Abdominal: Vertical fold 1 inch to the right of the navel.
For skinfold measurements, use a skinfold caliper for accuracy. Take each measurement 2-3 times and average the results.
Frequently Asked Questions
What is a healthy body fat percentage?
Healthy body fat percentages vary by age, gender, and fitness goals. Generally, for men, 10-20% is considered healthy, while for women, 18-28% is healthy. Athletes may have lower percentages.
Which method is most accurate?
The skinfold method is generally more accurate than the Navy method, which is more accurate than the basic method. However, professional methods like DEXA scans provide the most accurate results.
How often should I measure my body fat?
For tracking progress, once every 2-4 weeks is sufficient. Body fat percentage changes slowly, and measuring too frequently can be discouraging due to natural fluctuations.
Can I measure my body fat at home?
Yes, you can use body circumference measurements (Navy method) or skinfold calipers at home. For best results, have someone help you take measurements consistently.
Why is body fat percentage important?
Body fat percentage is a better indicator of health than weight alone. It helps assess your risk for certain health conditions, evaluate fitness progress, and set realistic goals for body composition.