A few days after surgery has been sleeping often due to the following reasons: First, the patient’s lack of sleep, generally before the surgery patients will be highly nervous, poor sleep, 1-2 days after surgery, due to psychological tension and pain and other related conditions, will also sleep poorly, it will lead to sleep all the time after surgery, which is not too worry, with the extension of time, sleep replenishment, the symptoms can gradually ease This is nothing to worry about. Secondly, if too much blood is lost during the operation, it will also lead to poor mental health of the patient, which will be manifested as intermittent drowsiness after the patient, with the gradual recovery of physical strength, rehydration and even blood transfusion, the patient’s symptoms can gradually improve. Thirdly, some cranial surgery patients will affect the nerves, and patients will also have postoperative sleeping symptoms, which can find the attending physician for consultation and communication. Fourth, some other conditions, such as the presence of acute cerebral hemorrhage and cerebral infarction, etc.. Therefore, patients with persistent abnormal symptoms need to seek consultation directly from the physician.