Patients with insufficient blood supply to the brain may experience tinnitus, which may also manifest as headaches, blurred vision, nausea, and difficulty concentrating. Cerebral blood supply insufficiency may be caused by pressure on blood vessels supplying blood to the brain, hypertension, diabetes mellitus, hyperlipidemia and other factors. For tinnitus symptoms in patients with insufficient cerebral blood supply, it is usually caused by spasm of the internal auditory artery. Tinnitus is mostly high-pitched and persistent, accompanied by buzzing. Some patients may experience headache, dizziness, vertigo, poor concentration, sleep disturbance, irritability, etc. They may also experience unilateral numbness of the face, hands, and feet, as well as weakness of the limbs, fainting, large fluctuations in blood pressure, and transient blindness. If tinnitus occurs in patients with insufficient blood supply to the brain, they should go to the hospital in time and take relevant treatment measures under the guidance of doctors. At the same time, they should maintain a healthy work and rest schedule, avoid staying up late, tired and other bad work and rest habits, actively engage in physical exercise, weight control, and quit smoking and drinking.