Correspondence to Dr Stuart J Warden, Department of Physical Therapy, Indiana University, Indianapolis, IN 46202, USA; stwarden{at}iu.edu Mention ‘stress fracture’ to an athlete or coach and there is ...

Patellofemoral stress syndrome, also referred to as patellofemoral pain syndrome (PFPS), is so-named because it occurs at the junction of the patella (kneecap) and femur (thigh bone), known as the ...