by Discover Your BMI Curious about your Body Mass Index (BMI) and how it impacts your health? Take our quick and easy BMI quiz to find out! Simply provide your height, weight, and a few other details, and we'll calculate your BMI instantly. 1 / 4 1. What is Your Gender? Male Female 2 / 4 2. How old are you? Check 3 / 4 3. Please enter your weight (in kilograms): Check 4 / 4 4. Please enter your height (in centimeters): Check Enter your name and email to receive your result and health tips.