Sleep often bites the edge of the tongue to want to prevent the need to regularly check the oral and dental conditions to deal with oral diseases, maintain a good state of mind, as well as treatment of other diseases in the body. 1. Checking the condition of the mouth to deal with oral diseases. Sleeping and biting the tongue may be the oral cavity in the sharp tip of the tooth, tooth roots or bad restorations caused by the need for regular oral examination, grinding the sharp tip of the tooth stump, if there is oral malocclusion timely orthodontic treatment, there are missing teeth early restoration. 2. Maintain a good psychological state. Poor psychological state is one of the factors of tongue biting, so we need to maintain a good psychological state, avoid excessive anxiety and tension. 3. Treat other diseases. Teeth grinding can be seen in epilepsy or parasitic diseases and other diseases, the need for regular physical examination to find systemic diseases timely treatment. If you want to prevent tongue biting in sleep, you can go to the hospital to check the oral condition first and then make targeted preventive measures.