There are more reasons for dizziness, nausea and vomiting in the morning, and the common causes are mainly the following: 1. Carbon monoxide poisoning, if there is a coal stove in the house and the air circulation is not good, consider the possibility of carbon monoxide poisoning. The patient can be sent to a place with better outdoor air circulation and temporarily observed. 2, cerebral infarction, is a common cerebrovascular disease, easy to develop in a quiet state, most have a history of cerebral arteriosclerosis, can be accompanied by numbness of the limbs, crooked mouth, salivation, dizziness, nausea, vomiting and other symptoms. Because the acute stage of cerebral infarction is better treated, it is better to check the cranial MRI and treat it as early as possible.3. Vertigo syndrome, such as Meniere’s syndrome and otoliths, can appear dizziness, which is aggravated after activity, accompanied by nausea and vomiting, and other symptoms, which can be seen in the ENT department of the hospital. In addition, postural hypotension, poor sleep quality, and acute gastroenteritis can also cause the above discomfort symptoms, and it is best to confirm the diagnosis as early as possible and treat them promptly.