What causes nausea, vomiting and dizziness?

There are many causes of nausea, vomiting and dizziness. Vertigo caused by various reasons, such as otolithiasis, presents similar symptoms; there are also intracranial lesions, such as strokes, which may lead to this condition; in addition, overexertion, staying up all night, and mental stress can also induce these symptoms.
In addition to the symptoms of dizziness, vertigo attacks are often accompanied by nausea, vomiting and panic. Common causes of vertigo include otolithiasis, also known as benign paroxysmal positional vertigo, as well as Meniere’s disease and insufficient blood supply to the vertebral basilar arteries, among others.
Many intracranial pathologies may also induce nausea, vomiting, and dizziness, such as acute cerebral hemorrhage, subarachnoid hemorrhage, brain tumors, larger cerebral infarcts, meningitis, and encephalitis.
Some medical conditions may also lead to similar manifestations, such as patients with a cold or flu and hypertensive patients with poorly controlled blood pressure. However, these people will often also have manifestations of the original disease, such as sneezing, runny nose, pharyngeal discomfort, and cough in patients with colds; and in patients with hypertension, a significant increase in blood pressure will be found when monitoring blood pressure.
Some physiological phenomena can also induce nausea and dizziness, such as overwork, staying up late for a long time, mental overstress, excessive sweating, heat stroke and so on.
If these symptoms persist and do not get better after rest, it is recommended to go to the hospital in time for an in-person diagnosis by a doctor.