: After 90 minutes, your glycogen stores will be seriously depleted and will need restocking if you want to keep up the pace. In order to refuel on the go, your body requires carbs that it can convert quickly into glucose.Nuts are among the best foods

battling against a crippling, hostile landscape.The Marathon des Sables is a 151-mile endurance race across the Sahara Desert - equivalent to 5½ marathons in less than a week. Competitors are required to carry all their clothes, food, first aid kit

lactose intolerance or irritable bowel syndrome, which is enhanced by the strenuous exercise.What's the cure? Try to avoid eating for at least two hours before you exercise - the presence of food in the stomach will make things worse. Try to avoid any

its regal location, the flat course is also perfect PB material. Its spectator-friendly ethos (think cocktails and food in the boathouse) encourages a good crowd of heartening supporters - another added incentive to speed you to a PB. When you join

the fever. Eggs, meat and peanut butter are all good sources, though be careful when preparing food over the summer - this fragile vitamin breaks down easily in heat.Sufficient zinc intake is especially important for feeding your immune system - good sources

countryside villages such as Mears Ashby before looping back to finish in the rugby grounds.Once you're done, head to the bar - it's serving all day. Food is available and there's a cake stall which comes highly rated. Enter online now.The Darlington 10K