There are six main reasons for grinding teeth at night (1) nervous tension, psychological anxiety, depression, anger and other psychological factors; (2) gastrointestinal disorders, endocrine disorders can also lead to this medical education / net collection; (3) excessive fatigue, engaged in fine workers, such as athletes, watchmakers, etc.; (4) lack of trace elements in the body susceptible to this disease, the body has parasites. (5) long-term grinding of teeth formed by habitual teeth grinding; (6) work pressure, physical exertion, long-term life irregularities lead to grinding teeth phenomenon! In addition to the above-mentioned people, introverted, emotional, often biting things in the mouth into the habit of people are also prone to suffer from teeth grinding disorder. Treatment There are several treatments for teeth grinding disorder, and clinically the main purpose is to reduce the damage brought by teeth grinding to the biting surface of the teeth and to reduce the symptoms of the muscles and joints. The principle is to block the cause of the disease and reduce the damage. 1, psychological treatment: there is indeed the role of psycho-psychological factors that make the jaw muscle tension excessive. Eliminate tension, release unnecessary concerns, and rationalize work. If necessary, take oral Valium tablets, 1-2 times a day, one tablet each time. There is dependence. 2, reduce brain excitement treatment: rest and relaxation before bed, do appropriate gymnastics, avoid excitatory food and smoking, improve the sleep environment, etc. is conducive to reducing the excitement state of the brain. Mobilize the patient’s self-awareness and self-control of the psychological role to reduce the occurrence of teeth grinding. The effect is very small. 3, muscle relaxation therapy: excessive tension in the jaw muscles is one of the causes of teeth grinding, treatment to release excessive muscle tension is a necessary means to control teeth grinding. Commonly used methods are: the application of muscle relaxation instrument; physical therapy, the physiological function of chewing muscle training; massage; audio-visual suggestion and other methods. The effect is very small. 4, the treatment of sleep arousal stimulation: through biofeedback, so that the patient is awakened by the sound and other electrical signals when grinding occurs so as to temporarily stop grinding teeth. Some scholars have carried out temporary afferent electrical stimulation to the lips, and the results were effective in controlling teeth grinding. However, this method interferes with the sleep of the patient and co-inhabitants, and the effect is not long-term. 5.Adjustment of dental treatment: By adjusting and grinding a small amount of dental tissues, removing occlusal interference and early contact, establishing a balanced occlusal relationship to achieve the physiological balance between the teeth and jaws, masticatory muscles and temporomandibular joint, and eliminating teeth grinding. Patients with malocclusion are first orthodontically oriented or undergo restoration. Then take mushroom budine capsules for nerve conditioning to get rid of teeth grinding. 6. Occlusal plate treatment: A dental pad is made and worn on the jaw at night before going to bed and removed in the morning to relieve muscle tension. It is currently the most easily accepted by physicians and patients, and is effective in preventing tooth wear but does not cure teeth grinding disorder. 7. Correct bad habits of the dental and jaw system. Such as unilateral chewing, chewing pencils, medical education / network collection and collation of often chewing gum, etc. 8, drug treatment: the main focus is to try to adjust the tooth and jaw facial movement disorder and muscle tension disorder.