BMI Calculator
Body Mass Index (BMI) is the ratio of your weight and height. Find your BMI and see which category you are in.
Your BMI
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Healthy weight range for your height: —
Categories: Underweight < 18.5 | Normal 18.5–24.9 | Overweight 25–29.9 | Obese 30+. BMI is a general guide — athletes and people with special conditions should ask a doctor.
How to use
- Choose the height unit — cm or feet/inches.
- Enter your height and weight (kg).
- Your BMI, category and healthy weight range will show right away.