uscle cramps can be a great way to ruin a workout or even a great night of sleep.  We often hear that cramps are caused by dehydration or electrolyte depletion during sweating. While these are important aspects of cramping, they only tell part of the story.  Two studies have shown that muscular fatigue and temperature also influence cramping.   Here are a few steps you can take to minimize your risk of cramping during exercise: