Is patellofemoral pain syndrome safe in runners?

Patellofemoral pain syndrome involves pain around or behind the kneecap, often during running, stairs, squatting or prolonged sitting. Running may remain possible when symptoms are mild and settle with rest, but pushing through worsening pain can make training harder to maintain. Pace, hills, surface, footwear, recovery and sudden changes in distance can all affect knee load.

A clinician may assess hip and leg strength, knee movement, running form and training habits. Treatment commonly combines load adjustment with exercises that improve control and strength. The [Patellofemoral Pain Syndrome](/conditions/patellofemoral-pain-syndrome/) page provides condition-focused information.

Reduce or pause the activity that clearly provokes symptoms, then return gradually when everyday walking and simple knee movements are tolerable. Choose flatter, shorter or slower runs before adding hills, speed work or longer distances. Keep a record of pain during activity and later that day, and stop a session if pain becomes sharp, changes your stride or continues to build.

A physiotherapist can teach a tailored strengthening programme for the hips, thighs and lower leg, while checking running mechanics. Cross-training may help maintain fitness when running is temporarily uncomfortable.

Arrange an assessment if pain keeps returning, causes limping, limits stairs or daily activities, or does not improve after sensible training changes. Seek prompt care after a significant injury, or for a locked knee, marked swelling, inability to bear weight, fever, a hot red joint or new calf swelling.

What activity level is reasonable for me now? Which running changes should I make first? Which exercises address my strength or movement findings? How should I progress distance and intensity, and what symptoms mean I should stop and return for review?