The causes of headache and dizziness are many and complex, and are mostly seen in internal diseases. However, many patients have unsatisfactory results after medical examination and treatment, and after visiting an orthopedic surgeon, they are diagnosed with cervical spondylosis, and after orthopedic treatment, the headache and dizziness are cured. It means that headache and dizziness are caused by cervical spondylosis. Therefore, headache and dizziness patients should not forget to check the cervical spine and go to an orthopedic surgeon. Cervical spondylosis can cause headache and dizziness, which is clinically called cervical vertigo, and it is very common, but many patients do not know about it, and they just look at internal medicine, and the treatment is not right, not effective and they do not know what to do next, so they are very distressed and helpless. Cervical spondylosis causing headache and dizziness is characterized by also neck discomfort, soreness, and even numbness in the fingers, dizziness related to cervical spine activities, and severe cases accompanied by nausea, blurred vision, and tinnitus. Cervical spine X-ray examination: abnormal cervical spine curvature, degeneration and hyperplasia, small joint disorder, misalignment and other changes. In short, patients with headache and dizziness should not forget to check the cervical spine, especially when the effect of medical treatment is not good, and should go to orthopedics to check whether it is due to cervical spondylosis.