Inclusion criteria:
People 18 to 45 years old with unilateral patellofemoral pain
Complaints of anterior knee pain in at least 2 daily activities include: prolonged sitting, going up and down stairs, squatting, kneeling, jumping, and running.
Report of pain when touching the internal and external patellar procedures and positive Clark test in knee extension and sitting position.
Gradual onset of symptoms with no history of trauma or injury for at least the past 3 months.
Kujala score level 80-50 with moderate disability.
Have an average pain level of 4-7 on a numerical pain scale over the past week.
Have at least one active or latent trigger point in each group of gastrosoleus muscles and peroneal muscles of the affected side, which is felt as a taut, sensitive and painful bundle.
People with BMI=18.5-25
Exclusion criteria:
Injury of knee joint such as rupture of the meniscus or ligaments and tendons of the knee, osteoarthritis of the knee joint, dislocation of the patella
Ankle injuries such as rupture of ligaments and tendons, ankle osteoarthritis, dislocation of ankle
Ankle sprain in the last 6 months
History of surgery and trauma to the entire lower extremity in the last 6 months
Neurological disorders of the lower extremities and neuropathic pain
Athletes who engage in certain sports activities at least two hours a day and three times a week
People who have received physiotherapy and dry needling for patellofemoral pain in the last 6 months
Contraindications to the use of dry needling: - The presence of metabolic diseases such as diabetes, rheumatic diseases - Local or systemic infections - Local ulcers on the skin - Pregnancy - Respiratory and cardiovascular problems (peripheral vascular disease, cancer, hepatitis, AIDS and any Malignancy - Taking immunosuppressive drugs - Any fear and reluctance to needle (needle phobia) - Epilepsy and mental health problems - Bleeding disorders and taking anticoagulants