Patients dizziness, want to vomit, no fever, indicating that the patient’s symptoms are not related to infection, fever disease, the cause of this situation also has many aspects, such as the elderly because of cerebral arteriosclerosis, cerebral vascular spasm, there will be episodes of dizziness, want to vomit. If the patient is accompanied by inflexible limb movement or ataxia, it is also considered to be caused by acute new-onset cerebral infarction or cerebral hemorrhage.1. If the symptoms of dizziness and vomiting persist and gradually progress and worsen, it is also considered to be caused by brain tumor and brain tumor. Brain tumors can lead to increased intracranial pressure, and the patient will have dizziness, headache, and vomiting.2. There are also peripheral vertigo diseases, such as Meniere’s disease and hydrops of the membranous labyrinth, which can lead to paroxysmal dizziness and vomiting, accompanied by the symptoms of vagus nerve stimulation, and cold sweating.