One of the worst obstacles to working out is the hard cramp that seizes up your calf when you are walking or that spasm you feel in your upper arm when you are working on bicep curls. Your muscles cramp when they are worked past their energy levels. Obviously, muscles need energy to function at their peak performance. So how do you provide your muscles with enough energy? For many athletes, that answer is found in sports drinks like Gatorade. These drinks provide plenty of carbohydrates, but you also want to make sure they provide plenty of protein as well. … Continue reading →