In the U.S., the overall average body fat percentage is around 40% for women and 28% for men. Body fat (BF) percentage refers ...

Body Mass Index (BMI) is a commonly used index of relative weight. BMI is calculated as weight (kilograms) divided by height (meters) squared. The index is often used to assess obesity in individuals.

Level two is a much stricter diet for men and women with more body fat than this. This week femail.co.uk brings you level one of the diet which will suit the vast majority of people. this chart.