Health Tool

Body Mass Index Calculator

Calculate your BMI, see where you fall on the healthy range, and get your target weight window — in metric or imperial units.

cm
kg

Please enter a valid height and weight.

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Your results will appear here

Enter your height and weight, then press Calculate.

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1518.5253040
Category—
Healthy BMI range18.5 – 24.9
Healthy weight for your height—
Distance from healthy range—
Note: BMI is a general screening measure and doesn't account for muscle mass, age, sex, or body composition. It is not a medical diagnosis — for personalized guidance, consult a healthcare professional.

BMI Categories (WHO Classification)

CategoryBMI RangeConsiderations
UnderweightBelow 18.5May indicate nutritional deficiency; consider consulting a professional
Normal weight18.5 – 24.9Associated with lowest health risk for most adults
Overweight25.0 – 29.9Slightly elevated risk; lifestyle habits matter more than the number
Obesity30.0 and aboveHigher risk of cardiovascular and metabolic conditions