Sports Medicine is a branch of medicine concerned about effects of inactivity, physical activity, movement, exercise, sports and training on the human body at all ages, in healthy and diseased subjects. The main objectives of sports medicine include prevention of many diseases, especially of cardiovascular diseases by physical activity but also prevention of sports injuries, the therapeutic use of physical activity as therapy of different diseases and in rehabilitation after recovery from diseases, surgery or other interventions in internal medicine and traumatology. Sports medicine is also concerned with providing training recommendations to athletes of all categories ranging from leisure time to top athletes.