Inclusion Criteria:  Patients diagnosed with myalgia within orofacial muscle as per DC/TMD (Ia and Ib) Patient's consent for participation in this study.  Exclusion Criteria:  Patients with epilepsy/seizures Patients with radiographic changes suggestive of pathological conditions of temporomandibular joint (TMJ). Patients with undiagnosed orofacial pain Any sort of skin lesion at the site where electrode is to be placed. Therapeutic ultrasound must not be applied over areas of impaired circulation, ischemic areas, or areas having sensory deficit. Sites of active infection Patients with metal prosthesis Patients with Becks depression score >25 will be excluded.