Sleepwalking disorder, also commonly known as sleepwalking and nocturnal sleepwalking, occurs most often in childhood. It is associated with insufficient inhibitory processes in the cerebral cortex of children. It is a non-organic sleep disorder and is an episodic sleep abnormality. The patient gets up and walks indoor or outdoor or does some simple activities during sleep before waking up, which is a mixed state of sleep and wakefulness. At this time, the patient is unable to correctly perceive the surrounding environment and recognize the people around him or her, and his or her face is expressionless, and he or she does not speak or respond to calls. Most of them can go back to bed automatically, and each episode lasts for several minutes or tens of minutes, and after waking up, they can’t recall what happened at all. After waking up, the patient resumes normal activities, which does not significantly affect daily life and social functioning. This syndrome does not belong to hysteria, intellectual disability, epilepsy, but does not exclude the possibility of coexistence with epilepsy. Prevention of Sleepwalking Disorder: 1. Reasonable arrangement of work and rest time Cultivate good sleeping habits, regular daily life, avoid excessive fatigue and high tension, pay attention to early to bed and early to rise, exercise, so that the sleep rhythm is adjusted to the best state. 2.Pay attention to the control of sleep environment Close the doors and windows before going to bed, and collect all kinds of dangerous objects, so as not to go out and get lost when sleepwalking attack, or cause the event of hurting oneself and others. 3. Pay attention to the protective medical system. Don’t talk about the seriousness of the disease and its sleepwalking experience in front of the children, so as not to increase the tension, anxiety and fear of the children. 4, pay attention to the health of sleepwalking time Sometimes sleepwalking can cause children and adults to fall ill, and it is best not to disturb them during sleepwalking, because it may lead to a decline in mental acuity.