this study will be conducted to investigate the impact of adding integrated neuromuscular inhibition technique to postural correction exercises in patients with cervicogenic headache
20 to 60 years old patient with unilaterally of the head pain
pain triggered by external pressure over the upper cervical joints (c1-c3)
pain elicited by the neck movements, and/or sustained awkward positions with reduced neck ROM
headache intensity pain score of at least 20mm on the Visual analogue scale (VAS)
Migraine, tension- type headache, tumor, osteoporosis, fracture, rheumatoid arthritis and metabolic diseases.
Prolonged history of steroid use.
Resting blood pressure greater than 140/90 mmhg.
cervical spinal stenosis, diminished sensation and central nervous system involvement,