Patellar tendinopathy happens when the patella tendon that connects your kneecap (patella) to your shinbone is torn or injured. Stress on the tendon causes tiny tears, which are usually small enough ...

Patellofemoral pain syndrome (PFPS) got its nickname as “runner’s knee” for an obvious and very unfortunate reason: It’s most common among runners. PFPS can affect one or both knees, and it strikes ...