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.
TMJ symptoms are usually caused by spasms or charley horses, in the muscles of the head, neck, shoulders and back. Misalignment (malocclusion) between the way the teeth fit together and the way the temporomandibular or jaw joint wants them to fit.