If you are a sports enthusiast, particularly a footballer or a gymnast, you're likely to have heard about an ACL injury. The Anterior Cruciate Ligament (ACL) is a ligament in the knee that ...

Anterior cruciate ligament injuries. They are four words that strike dread into the hearts of footballers at every level and, at the Premier League level, they are being heard more frequently than ...

All's promising rookie season was cut short by an ACL injury and now it appears complications from it will cost him next season.

All you need to know about what Broncos head coach Sean Payton really thought about his inside linebackers play ... and Alex Singleton to an early season ACL injury. Tight on salary cap space ...