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Calculating Body Fat Percentage Formula

Body Fat Percentage Formula (Males):

\[ \text{Body Fat %} = 86.010 \times \log_{10}(\text{abdomen} - \text{neck}) - 70.041 \times \log_{10}(\text{height}) + 36.76 \]

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1. What Is The Body Fat Percentage Formula?

The Body Fat Percentage Formula estimates body fat percentage based on abdomen and neck circumference measurements along with height. This equation is specifically designed for males and provides a reliable method for assessing body composition.

2. How Does The Calculator Work?

The calculator uses the Body Fat Percentage Formula:

\[ \text{Body Fat %} = 86.010 \times \log_{10}(\text{abdomen} - \text{neck}) - 70.041 \times \log_{10}(\text{height}) + 36.76 \]

Where:

Explanation: The formula uses logarithmic transformations of the difference between abdomen and neck measurements along with height to estimate body fat percentage.

3. Importance Of Body Fat Percentage Calculation

Details: Body fat percentage is a crucial indicator of overall health and fitness. It helps assess health risks associated with obesity, monitor fitness progress, and guide nutrition and exercise programs.

4. Using The Calculator

Tips: Enter abdomen and neck circumference in inches, height in inches. All values must be valid positive numbers, and abdomen measurement should be larger than neck measurement.

5. Frequently Asked Questions (FAQ)

Q1: Is this formula accurate for everyone?
A: This formula is specifically designed for adult males. Different formulas exist for females and may provide more accurate results for specific populations.

Q2: What are healthy body fat percentage ranges?
A: For men: Essential fat 2-5%, Athletes 6-13%, Fitness 14-17%, Average 18-24%, Obese 25%+.

Q3: How should measurements be taken?
A: Measurements should be taken with a flexible tape measure at the natural waistline (abdomen) and just below the larynx (neck), with the tape snug but not compressing the skin.

Q4: Are there limitations to this formula?
A: This formula may be less accurate for extremely muscular individuals, those with unusual body proportions, or people outside the normal weight range.

Q5: How often should body fat percentage be measured?
A: For tracking fitness progress, monthly measurements are typically sufficient as body composition changes slowly over time.

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