Free BMI calculator. Enter weight and height to get your body mass index and weight category.
BMI = weight in kg ÷ (height in metres × height in metres). Example: 70 kg at 170 cm gives 70 ÷ 2.89 = 24.2. Under 18.5 is underweight, 18.5 to 24.9 is normal, 25 to 29.9 is overweight and 30 or more is obese.
BMI is weight in kilograms divided by height in metres squared.
No. It is a rough screening number. Talk to a doctor about your health.