Free Tool

BMI Calculator

Calculate your Body Mass Index instantly using the standard WHO formula. No sign-up required.

How It Works

The Formula

BMI = weight (kg) ÷ height (m)²

WHO Categories

Underweight

< 18.5

Normal

18.5 – 24.9

Overweight

25 – 29.9

Obese

≥ 30

Important Note

BMI is a screening tool, not a diagnostic measure. It doesn't account for muscle mass, bone density, or body composition. For a complete picture of your health, consult a qualified professional.

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Not medical advice. Consult a healthcare professional before starting any exercise or diet programme.