FREE · NO SIGN-UP · BMI CALCULATOR
BMI Calculator
Calculate your Body Mass Index (BMI) instantly based on your height and weight to assess your health category.
Calculate Your Body Mass Index
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What is Body Mass Index (BMI)?
Body Mass Index (BMI) is a screening metric used to classify adults into underweight, normal weight, overweight, and obese categories.
BMI Formula & Standard WHO Categories
BMI = Weight (kg) / [Height (m)]2
- Underweight: BMI less than 18.5
- Normal weight: BMI 18.5 – 24.9
- Overweight: BMI 25.0 – 29.9
- Obesity: BMI 30.0 or higher