Background: The ACL lesion represents one of the most dramatic injuries in a sportsman's career. There are many injury risk factors related to intrinsic, or non-modifiable, and extrinsic, or modifiable, factors. In literature at today current evidence suggests that ACL injury risk is multifactorial and involves biomechanical, anatomical, hormonal and neuromuscular factors.
Purpose: To perform a systematic review of the literature concerning the ACL injury risk factors in soccer.
Conclusion: The injury risk factors show a low level of evidence, further studies in the field are needed.
Study design: Systematic review.
Keywords: ACL; age; gender; genetic risk factors; training.