Underweight
15-18.5 (38.4-47.36kg)
Normal
18.5-25 (47.36-64kg)
Overweight
25-30 (64-76.8kg)
Class 1 Obesity
30-35 (76.8-89.6kg)
Class 2 Obesity
35-40 (89.6-102.4kg)
What is BMI?
Body mass index (BMI) is a value derived from the mass (weight) and height of a person. The BMI is defined as the body mass divided by the square of the body height, and is expressed in units of kg/m2, resulting from mass in kilograms and height in metres.
Information provided by Wikipedia