Headache with vomiting, first of all, to measure the blood pressure, high blood pressure so that the systolic and diastolic blood pressure are too high will cause vascular spasm, tension contraction of the head and lead to headache, accompanied by vomiting, nausea. Secondly, it is important to pay attention to the problem of increased intracranial pressure, which is related to brain diseases, commonly including cerebral infarction, cerebral hemorrhage, cerebral edema and other conditions, which will have more intense headache, projectile vomiting, etc., and the symptoms are more sinister. Headaches and vomiting can also be caused by head trauma, bumps and knocks, and are associated with concussions, which require rest and regular checkups to avoid aggravation of the brain injury. Headaches, nausea, and vomiting can also be caused by a sharp change in temperature that causes the head to become cooled or exposed to the wind. The symptoms are mild and can be gradually relieved with rest and warmth.