Class 3 Obesity
more than 40
Class 2 Obesity
from 35 - 40
Class 1 Obesity
from 30.1 - 34.9
Overweight
from 25 - 30
Normal
body from 18.5 - 24.9
Underweight body
from 16.5 - 18.4
Severely underweight
less than 16.5
BMI is a body weight divided by a square of person's height and measured in kg/m2. This calculator provides calculation of your BMI in both metric and USA standard units.