Dizziness and vomiting in the morning may be related to early pregnancy reaction, or it may be caused by otolithiasis, high blood pressure and other reasons. 1. Early pregnancy reaction: women of childbearing age in the early stages of pregnancy, affected by changes in hormone levels in the body, are prone to early pregnancy reaction, which may lead to dizziness and vomiting in the morning. This is a normal physiological phenomenon, without special intervention. 2. Otolithiasis: When some women get up in the morning, the speed of getting up is too fast, resulting in a large change in the position of the head, which can easily cause otoliths to fall off, which may cause dizziness and vomiting in the morning, and may be accompanied by ocular nystagmus, visual rotation and other manifestations. 3. Hypertension: some women, due to a history of hypertension, are prone to peak blood pressure in the morning, when blood pressure fluctuations increase, resulting in increased pressure inside the cerebral blood vessels, may cause morning dizziness, vomiting, may also be accompanied by headache, nausea and other symptoms. Women who have dizziness and vomiting in the morning should seek medical attention as soon as possible after ruling out early pregnancy, and then give targeted treatment after diagnosing the cause by completing relevant examinations.