BMI or Body Mass Index is utilised to determine whether you are within a healthy weight for your height. The higher the number the increased amount of fat someone has.
It is also useful to take into consideration your waist circumference, as the waist measurement helps to assist the risk of health problems by measuring the amount of fat carried around the middle of the body.
BMI compares your weight to height and is calculated by dividing your weight (in kg) by your height (in metres squared).
This calculation will provide an indication of whether you are underweight, a healthy weight, overweight, or obese for your height.
If you have a BMI over 30 or 35 you are at risk of: