WHAT IS IT?
The knee function as hinges, allowing your legs to swing smoothly as you walk, kick and run. The kneecap, also known as the patella, sits at the front of the knee and has a variety of functions, including guiding the muscles that straighten the knee, protecting the knee joint and absorbing forces when then knee is bent. When something goes wrong and the kneecap doesn’t move up and down smoothly, the soft tissue between the kneecap and the knee can become irritated, causing pain in a predictable fashion. This is called patella-femoral pain syndrome (PFPS), sometimes also referred to as PFJ syndrome. Read more