Professional BMI Calculator

Use our precise BMI Calculator to determine your body mass index and health category. Calculations follow health standards referenced by the World Health Organization (WHO).

Weight (kg)

Height (cm)

BMI Formula (WHO Standard)

BMI is calculated by dividing weight in kilograms by the square of height in meters:

$$BMI = \frac{weight (kg)}{height (m)^2}$$

Reference: World Health Organization (WHO). BMI classification standards for adults.

Frequently Asked Questions

What is a healthy BMI range?

According to WHO, a healthy BMI range is between 18.5 and 24.9.

Is BMI an accurate measure of health?

BMI is a useful screening tool, but it does not account for muscle mass, bone density, or overall body composition.