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 Low levels of minerals, such as sodium, magnesium or potassium, in the body can be one of the reasons for Charlie horses. 2  Deficiency of calcium in pregnant women can also be another reason for the onset of Charley horse.  Low level of liquids in the body, while exercising, might be a probable cause of Charley horse.
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.