Eating the right foods according to your blood type to help you lose weight.

Cheryl Cole follows it as does Courtney Cox, so what exactly is the blood type diet about? It first became popular after the book 'Eat right for your type' and many people around the world currently follow it.

We give you the details of the blood type diet and whether we really have evolved and adapted so that what we eat should be relevant to which blood group we come under.