“…The physical examinations performed in patients with migraine, cervicogenic headache and asymptomatic individuals are presented in Additional file 2. Among all studies, 23 different tests were identified: balance tests (limits of stability (LOS) [39,64], postural oscillation [41], and others [35,39,41,56,64]), pressure pain threshold (PPT) [14, 33, 37, 42-44, 47-51, 55, 59, 62, 67, 76, 77, 80], neck strength and endurance [18,19,34,53,62,63,70,71,86], craniocervical flexion test (CCFT) [14,18,19,62,68,69], trigger point assessment [18,35,40,45,48,60,73,86], joint position sense error [14,18,34,66,81,84], cervical and cranial tenderness [15,47,79], cervical stiffness [58,60,65], global cervical range of motion (cervical ROM) [14,…”