Patients nap up the symptoms of dizziness, consider the following aspects of the cause: 1, may be related to the patient’s sleeping posture, many patients are napping in the unit at noon, sleeping on their stomachs, this situation is easy to cause strain on the muscles of the neck, neck muscle tension. There is a problem of cervical disc protrusion, which can cause some compression of the vertebral artery and can easily cause the symptoms of dizziness in patients with insufficient blood supply to the brain. 2, it may be that the patient’s nap time is too long or the nap time is relatively short, which can also cause the patient’s brain to be in dizziness and drowsiness, which is related to brain nerve dysfunction. 3, the patient has dizziness after getting up from a nap, which may be due to the sleeping environment Bad, poor air circulation, will lead to the brain in a chronic stage of ischemia, lack of oxygen, will be manifested as dizziness, dizzy symptoms.