Team GB athletes' diets interactive: Olympic athletes will eat from as little as 1500 calories to as many as 6000 calories a day. With the help of expert nutritionists, explore our graphic of swimmers, triathletes, canoe slalom paddlers, boxers, and sailors and compare with the average Briton's diet.
Years ago, I had only really heard of three British cyclists. There was Reg Harris who won two silver medals at the 1948 Olympics and numerous professional titles and was still competing in the Seventies.
London 2012 hopefuls: diary of a typical training day