Patients who have dreams at night and drowsiness during the day are suffering from disorders of brain nerve function. Patients have low sleep quality at night, the brain and body fatigue can not be fully recovered, and some harmful products of brain tissue cell metabolism can not be effectively removed, which will cause the patient’s brain nerve function to be affected, so the patient’s brain function activity is reduced, and during the daytime it will be shown as drowsiness, lack of concentration, memory loss, to improve this situation To improve the sleep quality of patients at night, the symptoms of dizziness during the day can be significantly relieved. There are also some older people, due to the existence of cerebral vascular atherosclerosis, when the night sleep quality is not good, it will cause the brain tissue, brain cells become worse oxygen supply, blood supply, so there will also be dizzy symptoms.