Inclusion Criteria:  Pain score ≥3 according to VAS for more than 3 months in the lateral elbow joint tenderness on palpation over the lateral epicondyle Positiveness in at least two of the tests specific to lateral epicondylitis(LE) (Mills test, resistant middle finger extension and cozen test), > 20 years old , < 60 years old  Exclusion Criteria:  Patients who received physical therapy modalities and/or steroid injections in the last 3 months, Having a history of malignancy, Pregnant cases, Those who have bone and joint diseases in the neck, shoulder and elbow, Patients with infection in the treatment area, Patients with arrhythmia or pacemaker in the heart, Patients receiving coagulation disorder or anticoagulant therapy, Those with local dermatological problems, Patients with a history of surgery in the elbow joint, Having a tendon tear Presence of nerve involvement Lack of cooperation and refusal to participate in the study due to cognitive dysfunction