Compared with usual care, supervised exercise in primary care for people with patellofemoral syndrome does not significantly increase self-reported recovery but improves pain and function in the short term and pain in the long term

Commentary on: R van Linschoten, M van Middelkoop, MY Berger, et al.. Supervised exercise therapy versus usual care for patellofemoral pain syndrome: an open label randomised controlled trial. BMJ2009;339:b4074.