"o are overweightPeople who have had a dislocation, fracture, or other injury to the kneecapRunners, jumpers, skiers, bicyclists, and soccer players who exercise oftenTeenagers and healthy young adults, more often girlsOther possible causes of anterior knee pain include:ArthritisPinching of the inner lining of the knee during movement (called synovial impingement or plica syndrome)SymptomsAnterior" . . . .