The symptoms are dizziness, headache, nausea and vomiting, which can be relieved by blood pressure measurement and oral administration of blood pressure-lowering drugs. 2. If a young patient usually has sleep disorders, accompanied by mood disorders such as depression, anxiety or depression, it is easy to have dizziness, anxiety or depression as the main symptoms, dizziness and vomiting when not well rested. 3, if a patient has diabetes, hypertension or atherosclerosis, prolonged poor rest may be complicated by acute cerebrovascular disease, infarction or bleeding of the cerebellum or brain stem. Dizziness and vomiting can be detected by cranial magnetic resonance examination.