The body mass index (BMI), or Quetelet index, is used to estimate a healthy body weight based on a person's height.

Free calcuate your Body Mass Index (BMI)

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BMI definition:
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BMI International definition

CategoryBMI range
Severely underweight<= 16.4
Underweight16.5 ~ 18.4
Normal18.5 ~ 24.9
Overweight25.0 ~ 29.9
Obese class I30.0 ~ 34.9
Obese class I35.0 ~ 39.0
Obese class III>= 40.0

My BMI history


There is no any BMI history. Please enter your weight and height, then check "Auto save my BMI history" to calcuate your BMI.

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