Body Mass Index (BMI) is a simple index of weight-for-height that is commonly used to classify underweight, overweight and obesity in adults. It is defined as the weight in kilograms divided by the square of the height in metres (kg/m2).

Instructions: Please enter your weight and height in the fields.

Your BMI is

Powered by BMI Calculator

If you are doing our quiz, return to question 3 and enter your BMI.