BMI Calculator
Calculate Body Mass Index (BMI) to assess healthy body weight range.
weight / Math.pow(height / 100, 2)How It Works: Metric Units
BMI assesses body fat based on your weight-to-height ratio. Standard WHO categories classify BMI < 18.5 as Underweight, 18.5–24.9 as Normal, 25–29.9 as Overweight, and >= 30 as Obese.
BMI = (weight (kg)) ÷ ((height (m))^2) or BMI = 703 × (weight (lbs)) ÷ ((height (in))^2) Step-by-Step Calculation Guide
- 1Choose Metric (kg/cm) or Imperial (lbs/ft-in) units.
- 2Enter your current body weight and height.
- 3Review your BMI score, WHO weight category, and healthy target weight range.
Frequently Asked Questions
Common questions, expert insights, and tips about BMI Calculator
A BMI between 18.5 and 24.9 is considered normal and healthy according to the World Health Organization (WHO).
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