as important as carbohydrate loading. Check out the first Nutrition clinic on marathon fuelling to help on those longer runs.For more info on the products that Dr James works on, check out the SiS GO+ Nitrates. 

University (LJMU).Running a marathon is one of the toughest endurance events that you can undertake. In addition to physical fitness and mental toughness, nutrition is one of the most important factors in predicting your race time. It can be the difference

of your performance, but in extreme cases your health. Here are some cross-training session suggestions to get you used to the heat so you're fully prepared for the big day:Spin classesInterval sessions on a bike have good carry over to running