"Additional Effects of Sternocleidomastoid Release Along With Suboccipital Muscle Release in Management of Cervicogenic Headache'

Inclusion Criteria * Participants will be included according to international classification of headache criteria which includes: * Headache with neck stiffness * Headache at least once a month in the last 3 months * Headache with at least 4 score in Numeric Pain Rating Scale(NPRS) * Unilateral headache with no shift of side * Positive flexion rotation test (Rotation restriction is greater than 10 degrees) * C1-C2 dysfunction * Headache precipitated by sustained neck movements,myofacial trigger points palpation in neck * Age group 18-45 * Both male and female Exclusion Criteria: * Cervical spondylosis * Headache of non-cervical origin * Dizziness or visual disturbance * Cervical radiculopathy/ nerve root involvement/ disc herniation * Cervical instability/ fracture * Vertebrobasilar insufficiency * Thoracic outlet syndrome * Cervical spine surgery * Cervical spondylolisthesis * Spinal infection or tumors * Osteoporosis * meningitis * subarachnoid hemorrhage