This is an interactive web form that allows you to calculate your BMI (Body Mass Index). This BMI figure is often used as a guide figure to determine whether a person is underweight, normal, overweight or obese.

Enter a value into the calculator above...

The following formula can be used to calculate Body Mass Index:

- Convert your weight into Kilograms.
- Convert your height into Metres.
- The equation: BMI = (Weight in KG) ÷ (Height in Metres)²