Have you ever calculated your body fat percentage? How to calculate it?

I think many people may not know much about body fat percentage. Body fat percentage refers to the weight of fat in our body and how much it accounts for in the total body weight. It can directly reflect the amount of fat in our body, so how to calculate this body fat percentage?

How to calculate body fat percentage

Generally, gyms have body fat testers. If you want a more accurate test, you can go to the hospital for a test. The best time to measure is in the morning, preferably after waking up from a good sleep (7-8 hours). At this time, the measurement data of weight and waist circumference are the most accurate.

1. Waist circumference weight calculation formula

1. Female body fat formula:

Parameter a = waist circumference × 0.74

Parameter b = weight × 0.082 + 34.89

Total body fat weight = a - b

Body fat percentage (body fat percentage) = (total body fat weight ÷ body weight) × 100%

2. Body fat formula for men:

Parameter a = waist circumference × 0.74

Parameter b = weight × 0.082 + 44.74

Total body fat weight = a - b

Body fat percentage (body fat percentage) = (total body fat weight ÷ body weight) × 100%

2. Wikipedia calculation formula:

Body fat% = 1.2 × BMI + 0.23 × age - 5.4-10.8 × gender (male is 1, female is 0)

Weight ÷ (Height × Height)

The ideal body fat percentage is 14-20% for men under 30 years old and 17-23% for those over 30 years old; 17-24% for women under 30 years old and 20-27% for those over 30 years old. Men with body fat exceeding 25% and women with body fat exceeding 30% are considered obese.