The etiology of night grinding is complex, and can be caused by uneven occlusion, internal parasites, etc. It is currently considered to be related to a variety of factors such as mental, emotional, odontogenic, systemic, occupational, and spontaneous. It is recommended that you can first go to the dentistry department to have a night molar aligner. It can both immediately play a role in protecting the teeth and joints, and also has a certain therapeutic effect, especially for the night grinding caused by poor occlusion. Otherwise, further aggravation of tooth wear will result in severe hot and cold allergy symptoms, which will have a great impact on the patient’s eating, thus affecting the health condition. The cause of the problem can be carefully analyzed while making nocturnal orthodontic appliances to achieve symptomatic treatment. The following measures are available for reference: (1) Children are suspected of having intestinal parasites can try deworming treatment to reduce intestinal parasites peristalsis to stimulate the intestinal wall. (2) Develop good habits: especially for children, avoid strenuous exercise and excitement before bedtime. Dinner should not be too full. (3) Adults need to relieve work pressure to eliminate tension, if necessary, can take oral drugs such as Valium before bedtime. (4) If there are obvious dental misalignment, standardized orthodontic treatment should be carried out. Also quit bad habits such as chewing unilaterally, biting pencils, etc. For the improvement of nocturnal teeth grinding symptoms have obvious effect.