The night sleep grinding teeth can be relieved by decompression, wearing soft jaw pads, adjusting the occlusal relationship, etc. 1, decompression: night sleep grinding teeth and psychological factors, patients should pay attention to relaxation, adjust the state of mind. Especially before going to sleep, you can take a hot bath, listen to soft music, to ensure a quiet and comfortable sleep environment; usually try to avoid food containing caffeine, such as coffee, chocolate, etc., eat more food containing vitamins and calcium, such as milk, fresh fruit; through reasonable exercise can also reduce stress, such as yoga; massage before bed to relax the bite muscle; 2, adjust the bite relationship: because the bite relationship disorder Patients who grind their teeth can go to dentistry to have an examination of the bite relationship, adjust some of the dental tissues, eliminate bite interference, coordinate the relationship between teeth, joints and muscles, and carry out orthodontics if necessary to make the bite relationship balanced; 3, wear soft jaw pads: soft jaw pads are dental pads made of soft plastic with certain elasticity and thickness, which can be worn at night to avoid direct contact between upper and lower teeth, cushion and isolate the upper and lower teeth This can avoid direct contact between upper and lower teeth, cushion and isolate the collision of upper and lower teeth. But this method can only reduce the harm caused by grinding teeth, can not completely solve the problem of grinding teeth; 4, other: night sleep grinding teeth may be related to parasitic diseases, patients diagnosed with parasitic infections can take deworming drugs for treatment; calcium deficiency caused by grinding teeth patients, can be used to improve the way to supplement vitamin D and calcium; in addition, you can also use acupuncture with the treatment of Chinese medicine, in order to reduce muscle tension and Tooth grinding at night can be improved.