body fat percentage calculator

Body fat percentage

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ClassificationBFP range
Underweight {{bfr[sex][ageIndex]["1"]}}
Normal weight{{bfr[sex][ageIndex]["2"]}}
Overweight{{bfr[sex][ageIndex]["3"]}}
Obesity{{bfr[sex][ageIndex]["4"]}}
👉 {{result[level2]}}
BMI

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ClassificationBMI range
Underweight ≤ 18.5
Normal weight18.5 ~ 24.9
Overweight25 ~ 29.9
Obesity30 ~ 34.9
Obesity (Class II)35 ~ 39.9
Severe obesity (Class III)≥ 40

What is body fat percentage (BFP)?

Body fat percentage refers to the percentage of fat tissue in the body. It is a measure of body composition that reflects the amount of fat in the body. Body fat percentages within normal ranges help keep you healthy, but levels above or below normal ranges can be associated with health problems.

Normal range of body fat percentage

It is generally believed that body fat greater than 25% for men and greater than 32% for women is the standard for diagnosis of obesity.

Recommended body fat percentage

Male

Age Thin Normal Overweight Obesity
18~39 <10 11 - 21 22 - 26 >27
40~59 <11 12 - 22 23 - 27 >28
60+ <13 14 - 24 25 - 29 >30

Female

Age Thin Normal Overweight Obesity
18~39 <20 21 - 34 35 - 39 >40
40~59 <21 22 - 35 36 - 40 >41
60+ <22 23 - 36 37 - 41 >42

The impact of body fat rate on the human body

Body fat percentage that is too high or too low is not suitable for the human body.

Body fat rate is too high

  • Leading to the accumulation of visceral fat, the human body is prone to insulin resistance, and there is concern about hyperinsulinemia. The effectiveness of insulin will decrease, and the human body will become further overweight and obese, forming a vicious cycle, leading to metabolic syndrome in the human body. ;
  • High body fat will lead to high blood pressure, hyperglycemia, hyperuricemia and other chronic diseases in the human body. In particular, it will cause certain damage to blood vessels, leading to atherosclerosis, coronary heart disease, cerebral infarction, etc.;
  • High body fat can also affect the respiratory system, causing apnea at night, putting patients in a very dangerous hypoxic state. Therefore, patients with high body fat are encouraged to improve their lifestyle and, if necessary, use medical methods to help reduce body fat under the guidance of a doctor.

Body fat rate is too low

A too low body fat percentage is also unhealthy for the body, as it can easily lead to a state of malnutrition. Fat is a beneficial substance to the human body, because the synthesis of many hormones in the body depends on fat, especially sex hormones, adrenaline and other hormones that are very important to the human body, so a low body fat rate will cause harm to the human body. adverse effects.

How to use the body fat percentage calculator:

  • Enter your age.
  • Enter your height in centimeters.
  • Enter your weight in kilograms.
  • Instantly view your body fat percentage and corresponding health range.