of the body-wall interface. In fact, by maintaining your glycogen levels your body need never come near anything vaguely brick-like whatsoever."It's a combination of people running too hard and not using the right nutrition," says Anderson. "Someone who has

, between October and March.Why? Jerusalem artichokes are rich in inulin, a carbohydrate packed with bacteria-promoting properties. This means that as well as being great fuel for longer runs, Jerusalem artichokes are also great for maintaining digestive

Scotland, south England and North Yorkshire. Why? Oily fish like trout are packed with Omega-3 fatty acids, which can protect against coronary heart disease and alleviate the symptoms of rheumatoid arthritis – keeping you healthy and running stronger

healthy option and a great source of lean protein, essential for muscle repair and regrowth after exercise. The Omega-3 fatty acids found in fish will also improve your running performance by enhancing oxygen delivery and energy levels, as well as having