Background The ‘jumper's knee paradox’, where symptomatic athletes appear to perform better in a counter movement jump (CMJ) compared to asymptomatic controls in previous case–control studies is not ...

This problem is most often seen in athletes who do repetitive jumping—the reason patellar tendonitis is often called "jumper's knee ... sometimes described on an MRI, are usually characteristic ...

Objective In this article, we investigated the relationship of tibiofemoral rotational angles and patellofemoral (PF) angles to the development of jumper’s knee in professional folk dancers. Design ...