idealrun.com
Three Common Running Form Errors that Cause Knee Pain - IdealRun
Patellofemoral pain, also called anterior knee pain, is a general term indicating pain in the front of, behind, around or under the kneecap. The cause is usually the kneecap not tracking through its groove properly. It's like a bobsledder bumping into the walls. This tracking is controlled mostly by the muscles of the thigh and …