Tinnitus, nausea and dizziness, if occurring at the same time, are mostly due to circulatory disorders and may be caused by Meniere’s disease, cervical spine disease, hypertension and cerebral thrombosis. 1. Meniere’s disease: the membrane labyrinth of the vestibular balance system of the inner ear is edematous, so the symptoms of dizziness, tinnitus, nausea and cold sweat appear, which are usually manifested as rotational dizziness. 2. Cervical spine disease: such as cervical disc herniation, spinal stenosis and other compression of nerves, or compression of blood vessels leading to insufficient blood supply to the brain causing tinnitus, nausea, dizziness and other symptoms. 3. High blood pressure: high blood pressure can cause tinnitus, nausea, dizziness and other symptoms, and in severe cases, hypertensive crisis can occur. 4. Cerebral thrombosis: Cerebral thrombosis can lead to insufficient blood supply to the brain, which can also cause dizziness, nausea and tinnitus. Tinnitus, nausea, dizziness, there may be other reasons, it is recommended to actively seek medical attention to identify the cause of the disease, and comply with the doctor’s instructions for standardized treatment.