HealthUpdated · Aug 2026

BMI Calculator

Estimate body mass index from height and weight, with adult screening category context.

~30s to useFormula and inputs shown·2 FAQs
Start with your numbers

BMI Calculator

Change the inputs that matter to your decision. Optional assumptions stay collapsed until you need them.

Your measurements

Choose the unit system that matches your scale and height measurement.

kg
cm
Screening context
Estimated body mass index
24.5

Healthy weight. BMI is a population screening measure, not a diagnosis of health or body composition.

CategoryHealthy weight
Reference range56.7–76.3 kgBMI 18.5–24.9 at this height

Entered: 75.0 kg and 175.0 cm.

For adults 20 and older. Age, pregnancy, athletes' body composition, and clinical context can change how a screening result should be interpreted.

/ 01 · FAQ

Frequently asked questions

Practical notes about the inputs, assumptions, and result.

No. BMI is a screening measure used with other information. It does not measure body fat directly or diagnose an individual condition.

Yes. Choose Imperial and enter weight in pounds and total height in inches.

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