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.
What causes a knot or a rolling muscle to form in your stomach by your rib cage. It hurts like a sharp pain or a charlie horse feeling in stomach? Spasm or cramp: Similar to muscle spasms in the back or elsewhere in the body--over use or over stretching can cause local injury to the muscle tissue and spasm. Charley Horse (Definition) Charley horse is a sudden painful spasm and cramping of a muscle.