Enlightening, controversial ideas on weight training, diet, exercise, running, biking, home workouts and more. According to Harvey, sports drinks aren't necessary for activities lasting one to one and a half hours. Water works just fine. But as you pass that ninety-minute marker, electrolytes lost through sweat should be replenished.
Sports drinks can come to the rescue.
They typically contain water, carbohydrates, sodium, magnesium and potassium. They come in a variety of flavors, so choose something you find palatable. Their sugar content may actually slow down the body's absorption of water. And, of course, stay away from alcohol. Any athlete knows that alcohol has negative effects on performance.