Overuse injuries and burnout in youth sports: a position statement from the American Medical Society for Sports Medicine.

Division of Sports Medicine and Non-Operative Orthopaedics, Departments of Family Medicine and Orthopaedics, University of California, Los Angeles, California, USA Departments of Pediatrics and Orthopaedic Surgery, University of Chicago, Chicago, Illinois, USA Department of Pediatrics, Eastern Virginia School of Medicine, Norfolk, Virginia, USA Departments of Orthopedics and Pediatrics, Vanderbilt University School of Medicine, Nashville, Tennessee, USA Departments of Family Medicine and Orthopaedic Surgery and Rehabilitation, Stritch School of Medicine, Loyola University Chicago, Chicago, Illinois, USA Departments of Pediatrics and Orthopedics, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, USA Departments of Orthopaedics and Family Medicine, University of California, San Francisco, California, USA