For many runners out there, eating whilst running is completely alien, many will never try or do it during their athletic career. When you start to race over 3 hours or more in the mountains and trails what and when you eat becomes so important. It can be the difference between you performing at your best on race day or out on a long training run, or having one of the most horitific battles to keep going as your body grinds to a halt. I come from a professional cycling backgr