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.
16513. A charley horse is one of the most common types of muscle spasms that mostly occur in the legs, but can occur in any muscle on the body. Exercise and hot weather are the most common causes of charley horse leg cramps. Charley horse often occurs in the middle of the night when the individual is sleeping.