BMI Calculator

Enter your height and weight to calculate your Body Mass Index.

BMI Scale

Underweight
<18.5
Normal
18.5–24.9
Overweight
25–29.9
Obese
≥30

Your BMI

BMI
Category
Healthy weight range
Weight to lose/gain

Enter height and weight above

BMI Categories (WHO Standard)

Underweight Below 18.5
Normal weight 18.5 – 24.9
Overweight 25.0 – 29.9
Obese (Class I) 30.0 – 34.9
Obese (Class II) 35.0 – 39.9
Obese (Class III) 40.0 and above
Note: BMI is a screening tool, not a diagnostic measure. It does not account for muscle mass, bone density, age, or ethnicity. Consult a healthcare professional for a complete health assessment.