Sleepwalking in children is a manifestation of sleep disorder, which manifests itself as getting out of bed and walking around in the sleep state or half-awake state, then going back to bed and going back to sleep, without knowing anything about their nighttime behavior after waking up. It may be related to genetic factors, environmental factors, psychological factors, developmental factors and disease factors, etc. 1. Genetic factors: sleepwalking may be related to genetics, if parents have sleepwalking experience when they are young, children may also have sleepwalking phenomenon; 2. Environmental factors: if children are allowed to play games, watch thrilling movies and cartoons before going to bed, children will be in an overexcited state, or play for a long time to make children physically tired. 3, psychological factors: when the child’s recent study pressure, or the relationship with classmates, friends and parents is not too harmonious, causing the child’s heart burden and distress, may induce the child sleepwalking symptoms at night; 4, developmental factors: sleepwalking is due to abnormal activity of the cerebral cortex, when the child’s cerebral cortex When the child’s cerebral cortex is not well developed, the nerves that govern movement are still in an excited state at night during sleep, and sleepwalking may occur; 5, disease factors: such as brain infection, trauma, epilepsy, etc. may also cause sleepwalking, if these conditions cause the child to sleepwalk, the child needs to be given active treatment as soon as possible.