It's estimated 100,000 people in the United States undergo reconstructive surgery for anterior cruciate ligament or ACL injuries each year. Recent media attention has focused on the ACL injury of pro-golfer, Tiger Woods. In this video you'll learn what activities typically cause these injuries, as well as treatment options. Interview: Dr. David Geier, Orthopaedic Surgeon, Director, MUSC Sports Medicine Visit: www.MUSChealth.com/sports