The pain at the back of the right side of the head is considered to be caused by migraine, concussion, etc. It is also considered to be caused by cervical spondylosis and trigeminal neuralgia, while the possibility of hypertension and cerebral hemorrhage cannot be ruled out. First, pay attention to whether there is a cold, fever, rhinitis, sinusitis, and whether the blood pressure is normal. There are more causes of headache, if the recent work life is more stressful, poor rest may also belong to the performance of neuropathic headache. Neck discomfort may also be related to cervical spondylosis, which may be caused by the compression of blood vessels in the spinal canal due to cervical spondylosis, resulting in a lack of blood supply to the brain. In addition, rhinitis, sinusitis or hypertension can cause headaches. You need to go to the neurology department of a regular hospital first to check and confirm the diagnosis. You should not drink alcohol, otherwise it will aggravate the pain in the right back of the head, so you must pay attention to it.