Whether you’ve made the decision to try and improve your overall health or you just want to know if you’re a healthy weight, learning how to calculate your body mass index is a good place to start.

The BMI (Body Mass Index) is used by health professionals around the world and is the preferred method for checking whether you're within a healthy weight range for your height.

 There are several methods available for working out your BMI, so just choose whichever you prefer.