Headache at night should be vigilant, it may be a sign of brain tumor, but other diseases are not excluded. Symptoms of brain tumors include symptoms related to increased intracranial pressure and neurological abnormalities, which vary with different types of brain tumors. If the headache often occurs at night, the daytime symptoms are temporarily relieved and then recur repeatedly, and take the general pain medication can not be relieved, this situation has the possibility of brain tumors, it is recommended that the patient to go to the hospital in time for examination. In addition to brain tumor, headache at night may also be caused by other diseases, such as cerebrovascular disease (cerebral infarction, cerebral hemorrhage, cerebral vasospasm), primary headache (such as migraine, tension headache). It is recommended that patients with symptoms of nighttime headache should seek medical treatment in time, and actively diagnose and treat under the guidance of the doctor, so as to avoid delaying the condition and causing serious consequences.