Inclusion Criteria:  Unilateral patellofemoral pain syndrome diagnosed by a doctor 25-45 years old pain from prolonged sitting, climbing and descending stairs, running,knee bend more than 3 months positive patellar compression and clarke's tests.  Exclusion Criteria:  Previous knee pain, trauma, surgery and other joint diseases, Knee ligament, bursa, meniscus and synovial fold injury or dysfunction Osteoarthritis in the knee joint, Neurological problems that may affect walking Pregnancy No chronic disease Malignancy, Presence of infection