Kansas City Chiefs quarterback Patrick Mahomes has placed renewed attention on one of the most serious injuries in sports medicine: a torn anterior cruciate ligament (ACL).

San Francisco 49ers edge-rusher Nick Bosa, who suffered a torn ACL in his right knee on Sept. 21 against the Arizona Cardinals, told reporters Thursday he plans on "being ready" around training camp in late July (h/t Kirsten Moran-Keller of FOX 40).

An injured anterior cruciate ligament (ACL) is a common sports injury—especially in athletes who run, jump, cut, or pivot. Many people describe the moment the injury happens the same way: a sudden pop, sharp pain, and a knee that swells quickly.

Shriners Children's Hospital is raising awareness for parents that research shows girls are up to eight times more likely to tear their ACL than boys.

Rickea Jackson's first season with the Chicago Sky is over after just four games. Jackson suffered a torn ACL during the Sunday, May 17, game against the Minnesota Lynx. She will have surgery and miss the rest of the season, the Sky said. Jackson was ...

Indianapolis is betting heavily on Justin Walley, even though the second-year cornerback still hasn't taken an NFL snap.