BMI is a statistical measurement that let us know whether the person is under weight, normal weight or over weight.

BMI is categorized as below -

**Category BMI**

Underweight < 18.5

Normal weight 18.5 - 24.9

Overweight 25.0 - 29.9

Obesity class I 30.0 - 34.9

Obesity class II 35.0 - 39.9

Obesity class III > 40.0