What Is Patellofemoral Pain Syndrome and Why Does It Hurt
Pain around the front of the knee can make climbing stairs, squatting, or running feel uncomfortable. The condition known as patellofemoral pain syndrome occurs when the kneecap (patella) does not move smoothly along the groove at the end of the thigh bone. Friction and pressure irritate the tissues behind the kneecap, leading to pain that…







