Canon, the worldwide market leader in digital cameras, celebrates the 20th anniversary of its top-selling EOS single lens reflex camera system by announcing the EOS-1D Mark III Digital SLR, the world's fastest digital SLR camera.
A. An anterior cruciate ligament, or ACL, injury is a tear in one of the knee ligaments that joins the upper leg bone with the lower leg bone.The ACL keeps the knee stable.our ACL can be injured if your knee joint is bent backward, twisted, or bent side to side. The chance of injury is higher if more than one of these movements occurs at the same time. Contact (being hit by another person or object) also can cause an ACL injury. An ACL injury often occurs during sports.
The ACL is the big ligament that keeps your knee stable as you run and jump. Athletes sometimes suffer a torn ACL. It's one of the worst sports injuries. That's because unlike other torn ligaments, the ACL won't completely heal. The ACL does heal.