BMI Calculator

Body mass index (BMI) is a measure of body fat based on height and weight that applies to adult men and women. 

Select Imperial, Metric, or US measurement type.

Enter your weight and height using standard or metric measures.

Select “Calculate” and your BMI will appear below.

BMI Calculator
Valid for age 20 or older.
Set units:
Your weight:
Your height:

BMI Categories:

Underweight = <18.5

Normal weight = 18.5–24.9

Overweight = 25–29.9

Obesity = BMI of 30 or greater