their running to the next level."PRE-STARTIt's now that the pre-race nerves kick in. But it's not just your incessant back-and-forth pacing that's sapping vital energy stores – sizing up the competition and playing your mile-by-mile strategy on a mental loop can
published in The Lancet medical journal showed that a period of decreased sleep over only a few days can cause a disruption in glucose metabolism – the process responsible for storing energy from the food we eat, and why marathon runners carbo-load before a
Westminster University."Think of it like revving a car engine – you can physically react quicker as your body's primed." Intestines When you need all your energy to break out of the jaws of that escaped tiger, your stomach's the last thing you need. "All
