Headache, vomiting and other symptoms are very common in clinical practice, and there are usually the following possibilities. First, colds, which can lead to headache, dizziness, nausea, vomiting and other symptoms, need to pay attention to rest and give antiviral treatment. Second, migraine. Migraine can cause headache on one side, with nausea, vomiting and other symptoms. Mild patients can be relieved by proper rest. Third, intracranial space occupying lesions, such as common cerebral hemorrhage, brain trauma, intracranial tumors, etc., are generally due to the increase of intracranial pressure caused by these diseases, resulting in headache, vomiting and other symptoms. Fourth, it can also be seen in patients with neurosis.