Frequent rolling over after falling asleep is not a normal situation, if the frequent rolling over after falling asleep has the following factors: 1, poor rest and sleep quality, usually due to plant nerve dysfunction, or work and study stress caused before going to bed. The patient will have frequent rolling over after falling asleep, for example, transient cerebrovascular ischemia will also lead to the above symptoms. 3, when the body lacks oxygen, for example, the patient had chronic bronchial dilatation, chronic bronchitis, chronic obstructive pulmonary emphysema, chronic pulmonary heart disease, so when sleeping Often there is a lack of oxygen when sleeping, especially when there is sleep apnea syndrome will lead to frequent turning over.