How to Prevent Knee Injuries

Torn anterior cruciate ligaments (ACLs) ¬†are associated with excessive hip internal rotation and valgus collapse of the knee during standing. Knee valgus is also referred to as valgus collapse¬†and medial knee displacement. It is characterized by hip adduction and hip internal rotation, usually when in a hips-flexed position (the knee actually abducts and externally rotates).…