Many people have the habit of grinding their teeth, especially when they sleep at night, but only few people know that teeth grinding is a disease, children grinding teeth and may gradually aggravate, your child grinding teeth? Teeth grinding is a habitual grinding of teeth during sleep or daytime also have the habit of unconscious grinding of teeth, with time little by little aggravated, is a long-term vicious cycle of disease. A common cause of children grinding teeth: 1, intestinal parasitic disease, especially intestinal roundworm disease, quite common in children; 2, diseases of the gastrointestinal tract, oral diseases; 3, before going to bed to children to eat indigestible food, so that after the baby sleep are likely to stimulate the corresponding parts of the brain, through the nerve caused by continuous contraction of the chewing muscle; 4, neurological diseases, such as psychomotor epilepsy, hysteria, etc.; 5, pediatric daytime emotional excitement, excessive fatigue or emotional tension and other mental factors; 6, lack of vitamins, children suffering from vitamin D deficiency rickets, due to the disorder of calcium and phosphorus metabolism in the body, will cause bone decalcification, muscle aches and pains and plant nerve disorders, often with excessive sweating, night terrors, irritability and nighttime teeth grinding; 7, misalignment of teeth, chewing muscle force too much or long-term chewing with one side of the teeth, and teeth Bite relationship is not good, the occurrence of temporomandibular joint dysfunction, will also cause night grinding; 8, in addition, the child 8 – 11 years old during the replacement of teeth, because the gums are itchy, it is easy to produce a slight grinding phenomenon, this period of mild grinding is a normal phenomenon, if more serious will need treatment, after this stage, usually disappear on their own; 9, the child’s emotions and the influence of life patterns, learning is more nervous Stress, watching thrilling fighting TV at night, playing excessively before going to sleep, these factors will cause teeth grinding; As can be seen, teeth grinding is basically caused by a disease, some children due to grinding teeth for a long time, although the corresponding treatment, but because the cerebral cortex has formed a solid conditioned reflex, so the night grinding action will not disappear immediately, easy to form a habitual grinding, especially gastrointestinal disease, although there is improvement But gastrointestinal dysfunction still exists, so teeth grinding action can not be corrected in a short period of time, must adhere to a longer period of treatment to get better. Second, how to prevent? 1, try to relax children’s mood before bed, especially before going to sleep. Can be appropriate to tell warm and soothing stories; 2, avoid excitatory food, improve the sleep environment; 3, try to avoid drinks or food containing caffeine and so on. Avoid coffee, chocolate, cola, etc.; 4. Eat more vitamin-rich food; 5. Apply hot compresses to the upper and lower jaw to loosen the occlusal muscles and reduce the chance of headaches; 6. Maintain correct posture. Hunching over can also lead to teeth grinding; 7. Be sure to brush your teeth before going to bed and do not overfill your dinner; 8. Pay attention to calcium supplementation in your daily diet and regular deworming; 19. Keep your mouth in a healthy resting state during the day, i.e., keep your teeth loose. Third, how to treat? Patients with severe night grinding should take active treatment measures, starting with the cause of the disease and paying attention to psychological regulation and stress reduction. It is best to rest and relax before going to bed, avoid excitatory foods and improve the sleep environment. Systemic diseases should also be actively treated to reduce the occurrence of night grinding. For teeth grinding with dental factors as the main cause, it is necessary to go to the hospital dentistry department for treatment, by grinding the tooth early contact point to remove the dental interference. Patients with missing teeth do denture restoration, change unilateral chewing habits and other measures to achieve occlusal balance. If the teeth are badly worn, it is recommended to use dental pads for spacing to avoid further tooth wear. Patients cannot buy them on their own and need to choose and wear them under the guidance of a doctor.