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.
Certain medications can also cause Charley horse as a result of their side effects. Drugs such as statins or medicines prescribed for lowering cholesterol, blood pressure, diuretics, asthma medicines like terbutaline and salbutamol, morphine and lithium can trigger muscle spasms.
Charlie Horses can be described as the muscle spasms experienced by a person. In this article, we will tell you reasons behind charley horse. What Causes Charlie Horses. Charlie horse is the name given to a muscle spasm or cramp experienced by an individual, especially in the leg. The most probable area where Charlie horse strikes is the calf region and that too, at night, lasting for a few seconds to few hours, thus awakening the patient.