It’s the area that runs from the hip to the knee in each leg. The quadriceps are four muscles located on the front of the thigh. They allow the knees to straighten from a bent position.

Knee pain is the most common muscle and joint ailment that brings ... The anterior cruciate ligament (ACL) and posterior cruciate ligament (PCL) provide stability for forward and backward ...

Their function is to reduce friction caused by muscles and tendons moving against skin and bones, as well as to facilitate movement. The knee bursa is located on the inside of each knee ...