What Minerals Contract a Muscle?

What Minerals Contract a Muscle?. Part of the series: LS - Muscle Workout Tips. Ensuring adequate dietary intake of the minerals responsible for contracting muscles will make sure that you get the most out of your workout, and avoid unnecessary painful things, like muscle cramps. Find out what minerals contract a muscle with help from the only physician in the country to hold board certification in Obesity Medicine and be certified by the American College of Sports Medicine as a Clinical Exercise Specialist in this free video clip.