Today's true sports drinks are still the classic Gatorade -- packed with the electrolytes potassium, magnesium, calcium, and sodium to provide energy during intense workouts -- as well as competitors such as Cytomax, Allsport, and Accelerade.
1 In most of the cases, Charlie horses are the late responses of overstraining a muscle during exercise, or otherwise. 2  Charley horse might be the result of an electrolyte or mineral imbalance in the body.  In some of the cases, Charlie horses have been found to be a signal of the onset of a vascular disease.
Almost everyone has a âcharley horseâ at some point in his or her life. These are muscle spasms in which a group of muscles involuntarily contracts. This causes pain and inability to use those muscles. Stretching typically stops the cramp. But you may continue to have soreness for several days. Often charley horses develop for no clear reason. They can happen while sleeping, or they may develop if you stay in one position for a long period, as in writerâs cramp. A variety of conditions are associated with such muscle cramps.