BMI Calculator
Calculate your Body Mass Index (BMI), BMI Prime, and Ponderal Index instantly. Review detailed weight categories, risk evaluations, and target thresholds.
22.9 kg/m²
Normal weightAbout BMI Calculator
The BMI Calculator computes your Body Mass Index, BMI Prime, and Ponderal Index instantly. It supports both metric and imperial measurement systems, providing immediate classification feedback.
By evaluating height and weight parameters client-side in your browser, the tool maps your results onto standard World Health Organization (WHO) ranges: Severe Thinness (< 16), Moderate Thinness (16 - 17), Mild Thinness (17 - 18.5), Normal (18.5 - 25), Overweight (25 - 30), and Obese classes I, II, and III.
While BMI is a useful screening tool for 90-95% of the population, it does not directly measure body composition or distinguish between muscle and fat mass. Muscular individuals, older adults, and children have varying body composition parameters that should be considered alongside BMI outcomes.
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