the desirable from the disastrous. Even if you're not trying to lose weight, these five popular diets include healthy principles that are perfect for runners too.These top tips are a sneak preview of the full article from the new issue of Runner's World

the desirable from the disastrous. Even if you're not trying to lose weight, these five popular diets include healthy principles that are perfect for runners too.The Abs Diet (Rodale, £7.99) What's on the menu? The Abs Diet centres on 12 categories of highly

of higher running mileage. Running might affect the sex of your children, but it might also help you conceive in the first place. "Men who run regularly and stay at a healthy weight are more likely to maintain a good sperm count than men who are obese," says

if improving performance is as easy as making a few changes to your diet? Next time you need to run faster, stronger or longer, try these simple staples for a peak performance.Porridge Goldilocks was onto something when she raided the three bears' house