Foot pronation leading to internal rotation of the leg, which is pointing the knee inwards.

Patellofemoral Pain Syndrome (PFPS)

Patellofemoral Pain Syndrome (PFPS) What is Patellofemoral Pain Syndrome? Patellofemoral pain syndrome (PFPS) is pain at the patellofemoral joint. This joint is the contact point between the knee cap (patella) and the upper leg bone (femur). The knee cap (patella)…
Bones in the knee joint with the meniscus indicated in red.

Knee Osteoarthritis

Knee Osteoarthritis What is it? Knee osteoarthritis occurs when the cartilage in the knee wears down causing friction at the knee joint. This cartilage may wear down until the bones are rubbing together without the protection of the cartilage. Knee…