Enter height and weight. We’ll compute your BMI, show the adult category, BMI Prime, and a healthy weight range for your height.
Units & Inputs
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Results
BMI
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Healthy weight range
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Notes
Adults (20+): categories commonly used in the U.S. — Underweight < 18.5, Healthy 18.5–24.9, Overweight 25–29.9, Obesity I 30–34.9, II 35–39.9, III ≥ 40.
Children and teens: use BMI-for-age percentiles. This tool does not compute percentiles.
BMI is a screening measure. It doesn’t directly measure body fat. Ask a clinician for personal guidance.