Calculate Your BMI

This body mass index calculator will help you to determine your body mass index (BMI). The body mass index calculator uses a simple math calculation to calculate your weight-to-height ratio. To use the body mass index calculator below, enter your height and weight in the spaces below. Based on the information you provide, the body mass index calculator will then ascertain your BMI using the formula kg/m2 (or lbs/inches2 * 704.5).