- Sprained Ankle tratment Common Sports Injuries Is H.E.M. complicated or time consuming?Not at all. I designed it specifically for everyone to be able to use, no matter what their age or fitness level. Whether you are a professional athlete or an elderly person you will see incredible results from this simple and easy to do system. The book is filled with easy to follow explanations and pictures. Plus, the whole program takes just a few minutes a day.