Children who grind their teeth in their sleep at night need to go to the hospital to check the cause of teeth grinding, oral treatment for teeth grinding wearing jaw pads, psychological interventions, or do other treatments. 1. Oral treatment: the child sleeps at night grinding teeth may be teeth in the replacement period, the occlusion has not been fully established, or teeth malocclusion triggered by night grinding, malocclusion can be orthodontic correction, replacement period grinding can wear jaw pads to observe. 2. Psychological intervention: night grinding may also be due to daytime mental tension and anxiety, or too excited to cause night grinding, can be psychological guidance to relax the mood of the child, to avoid too much excitement before going to bed. 3. Other treatments: grinding teeth at night may also be the manifestation of parasitic disease or gastrointestinal dysfunction, need to be deworming or regulating gastrointestinal function. Children grinding teeth at night is recommended to go to the hospital in time to check the cause of the disease, for the cause of the treatment.