BMI Chart

Understand health categories for different BMI ranges

BMI Categories

BMI RangeCategory
< 18.5
Underweight
18.5 - 25
Normal
25 - 30
Overweight
30 - 35
Obese Class I
35 - 40
Obese Class II
≥ 40
Obese Class III

Asian Standard BMI Categories

Asian populations have slightly different BMI standards, as health risks may occur at lower BMI levels.

BMI RangeCategory
< 18.5
Underweight
18.5 - 23
Normal
23 - 25
Overweight
≥ 25
Obese

BMI Formula

Metric Units

BMI = 体重 / 身高² (m²)

Imperial Units

BMI = (体重 × 703) / 身高² (in²)