Source: Dos and Don'ts of Pre-Workout SnacksWhile preparing a luscious fruit salad for a friend's potluck, I noshed on a bunch of diced melon and then decided to go for a run. Five minutes into my workout, I experienced one of the worst cramps in my belly. I tried everything to make it go away: massaging it, slowing down my pace, and raising my arms in the air, but walking was the only thing that helped. I cursed that stupid cantaloupe and watermelon for ruining my run. Learn from my mistakes, and choose an appropriate pre-workout snack. ...