A burst of pain behind the head. What's going on?

First of all, we should pay attention to whether there is cervical spondylosis caused by the situation, especially long-term bow work to look at the phone and other problems, resulting in cervical deformation, and then cervical facet joint dysfunction. There are also some joint dislocation, resulting in nerve compression syndrome, or neck muscle fatigue, will show some pain. Also pay attention to whether it is because of hypertension disease, especially has a history of hypertension disease, and then diet is not regular, eat antihypertensive drugs are not regular, easy to cause cerebral vasospasm. There are also cerebral arteriosclerosis, showing some symptoms such as neuralgia, need to use antihypertensive drugs symptomatic treatment. There are also some cases caused by early fever due to cold.