Remember that time when you were wishing for warmer temps? Well, that time has come. I always run with hydration and fuel in my Naked running belt (all year long) but no surprise - I go through my fluids much quicker when it's hot and steamy outside. Although it can be misearble (and sometimes dangerous) to train in the heat, there are a few ways to help mitigate the physiological response to exercising in hot and humid temps. First off, it's important to understand why exercise feels so difficult in the heat. Blood that would normally go to the working muscles in a cooler environment is now going to the skin for cooling (so heat can be released into the air). Your body is trying to maintain a safe body temperature (homeostasis). If body temp increases beyond a safe level, normal bodily functions can't be maintained and your body will shut/slow down. With a greater risk for dehydration and loss of electrolytes in the heat, your body can not maintain normal phys...
3x Author, Board Certified Sports Dietitian, Master of Science in Exercise Physiology, 2017 IM CHOO Amateur Female Champion, 19xIronman finisher including 6xIM World Championship finisher, Triathlon Coach, 30-year Vegetarian.Trimarnicoach.com