BMI Calculator

Calculate your body mass index (BMI), see your BMI category and estimate a healthy weight range for your height.

Your details

BMI underweight range

< 18.5

BMI healthy range

18.5 – 24.9

BMI overweight range

25.0 – 29.9
BMI is a screening measure and does not directly measure body fat or overall health.

BMI weight scenarios

See how changes in weight affect BMI at your current height.

WeightBMIBMI categoryDifference from current

About BMI

BMI is calculated from weight and height. These adult categories may not apply to children, pregnancy, athletes or people with particular medical conditions. Speak with a qualified healthcare professional for personal guidance.