BMI calculator
Calculate your body mass index.
Calculate BMI
Enter your height and weight. You can use metric (kg, cm) or imperial (lb, ft/in).
Frequently asked questions
- What is a healthy BMI range?
- A BMI between 18.5 and 24.9 is generally considered normal weight. Under 18.5 is underweight, 25–29.9 is overweight, and 30 or above is obese. BMI is a screening tool, not a diagnosis.