BMI Calculator
Calculate your Body Mass Index in metric or imperial units, with your weight category and healthy range.
About the BMI Calculator
BMI = weight(kg) / height(m)². WHO categories: under 18.5 underweight, 18.5-24.9 normal, 25-29.9 overweight, 30+ obese. BMI ignores muscle mass and fat distribution, so treat it as a rough screening tool, not a diagnosis.
Informational only, not medical advice.