Anterior Cruciate Ligament Tear

You've probably heard of professional athletes sidelined by an anterior cruciate ligament, or ACL, tear. This injury, caused by pivoting suddenly and twisting the knee in the process, can make your knee feel shaky or unstable. It also causes swelling and intense pain, and you might hear a popping sound at the time of injury. If you experience these symptoms and suspect that you have torn your ACL,...