This new cookbook illustrates what readers should be eating to keep their body in its best-ever shape. Starting with breakfasts this takes the reader through lunches and dinners that won't impact on the waistline. James Duigan is a fitness expert for "The Times" and one of the world's top personal trainers. His clients include Elle Macpherson, model Rosie Huntington-Whiteley, Hugh Grant and D&G model David Gandy.