Sports medicine is a field that provides health care for physically active people. Its main purpose is to minimize the risk of injury and to treat effectively injuries that do occur. Sports medicine draws on the knowledge of many specialists, including physicians, athletic trainers, physiologists, and physical educators. These experts aid in determining the kind of training needed to help athletes perform to their highest capabilities without injury. Experts in sports medicine also evaluate coaching methods, the enforcement of regulations, and the design and use of athletic equipment and facilities.