Dizziness, vomiting and weakness in the morning: 1. Cerebrovascular disease. It may be cerebral infarction, cerebral hemorrhage, subarachnoid hemorrhage, commonly manifested as cerebral hemorrhage and cerebral infarction dizziness, headache, drowsiness or coma and other impairment of consciousness, hearing reduction, visual double vision, numbness and weakness of the limbs, sensory impairment or sensory sensitivity, etc. The special manifestation of subarachnoid hemorrhage is severe headache, which can be clearly diagnosed by performing cranial CT and nuclear magnetic examination.2. Hypoglycemia. The diagnosis of hypoglycemia can be made by measuring the low blood glucose value during the attack, and by eating food with high sugar content or drinking glucose solution during the attack. 3. Hypertension. When the blood pressure increases, there will be dizziness, headache, nausea, vomiting and other manifestations. If the blood pressure is higher than the usual blood pressure, the diagnosis can be made clearly.