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.
Performing one or several stretches which elongate the muscles in the affected area should help to provide quick relief. Stand up straight, and then get into a lunging position, with your back leg being the one experiencing the charley horse. Straighten out your back leg while keeping your front leg bent.
Some of the common causes of Charlieâs Horses in legs are: 1  Mineral deficiency: Low levels of mineral such as potassium and calcium may lead to cramping. Low levels of minerals causes the muscle to contract but prevents it from relaxing. 2  Low levels of body fluids while doing strenuous exercise may lead to Charlie Horses.