Fitness & Conditioning: Video Series

There are several common causes of leg and foot cramps, including dehydration, overuse and low electrolyte counts, which usually accompany dehydration. Find out how stretching and water can prevent cramping with help from a certified personal trainer in this free video on foot and leg cramps.

Athletic directors usually deal with the day-to-day operations of athletic departments at high schools or colleges, including working with budgets, injury reports and public relations. Find out how the responsibilities of athletic directors have expanded over the years with help from a certified personal trainer in this free video on athletic directors.

A charley horse, or muscle cramp, is best prevented by stretching the muscle and staying hydrated. Lengthen leg muscles and do calf stretches to prevent cramping with help from a certified personal trainer in this free video on muscle cramps.

In order to read and interpret a weight scale, it's important to note that muscle weighs more than fat, so a person's weight may not directly reflect his level of fitness. Find out how to use the body mass index to determine how fit a person is with help from a certified personal trainer in this free video on weight scales.