The feeling of falling down with eyes closed may be caused by vertigo, insufficient blood supply to the brain and abnormal blood pressure. 1. Vertigo: part of the population can lead to head movement when closing the eyes, head movement to a particular position, can induce vertigo, leading to patients to close their eyes and have a feeling of falling down. 2. Insufficient cerebral blood supply: when suffering from cervical spondylosis, carotid artery atherosclerosis and other diseases, cerebral arterial circulatory disorders can be induced, resulting in insufficient cerebral blood supply, and then the patient can also appear to close their eyes and have a feeling of falling down. 3. Abnormal blood pressure: There are abnormalities in the blood pressure itself in daily life, and when you close your eyes when you have a sudden onset of high blood pressure and other diseases, you may have a feeling of falling, accompanied by dizziness and nausea and other manifestations. The feeling of falling when closing the eyes may also be caused by other reasons, such as cerebral infarction, sleep deprivation, etc., you should go to the hospital in time to clarify the cause of the disease, and choose the appropriate method of treatment.