The some risk factors influencing of non-contact ACL injury in Soccer, basketball and Taekwondo players

The purpose of the present study was to determine of some risk factors influencing of non-contact Anterior Cruciate Ligament (ACL) injury in Soccer, basketball and Taekwondo players. If an athlete injured anterior cruciate ligament the most important thing is to identify factors that affect the injury. However, a growing research implicates hormonal, anatomical, environmental and neuromuscular factors that may predispose athletes to these injuries. For this research selected 510 athlete for assess ACL injury factors by two different methods (A) Questionnaire and (B) Interview that information collected among athletes who were play soccer, basketball and taekwondo. Our results indicate 61.4 % of ACL injury occurred in practice time and 38.6 % of ACL injury was during competition. Also our finding showed that 69 % mechanism of injury was non-contact, 4.7 % via accident and 26.3 % with unknown reason. Furthermore dynamic alignment at the time of the injury included: Knee-in & Toe- out 44%, Knee-out & Toe–in 22.5 and Hyperextension 11.1%.The ACL prevents the femur from moving forward during weight bearing. It also helps to prevent rotation of the joint. Injury of the ACL most often occurs when an athlete is pivoting, decelerating suddenly or landing from a jump. The injury can also be caused by another player falling across the knee. ACL injuries are, probably, the most common devastating knee ligament injuries amongst sports persons. Usually these injuries are isolated, mainly in non-contact sports, bu