Periodontitis is a common oral disease, a chronic, inflammatory, destructive disease that can invade the gums and periodontal supporting tissues, with a prevalence of 70%-90%. The ability to recover from loose teeth caused by periodontitis is related to the degree of loosening, treatment measures and other factors. Usually, for mild and moderate loosening, it can be recovered after active treatment. In contrast, severe loosening may not be restored to normal, but on the basis of proper treatment, supplemented by proper and healthy care, it is still possible to reduce the activity to a certain extent and prevent the occurrence of severe loosening and tooth loss. Usually, the following treatments can be taken: 1. Splinting: you can use fiber pockets or arch splints to fix the teeth, which can make the teeth chewing force be dispersed, and then carry out other basic consolidation treatment, the degree of loosening of teeth will gradually reduce, and the bite function can be restored; 2. Root surface leveling: you can use subgingival scraping techniques with the help of medical equipment to remove the excess plaque and tartar from the tooth surface, and clean the teeth thoroughly. After the teeth are cleaned and supplemented with proper periodontal care, the inflammation can be effectively eliminated and the loosening can be prevented from aggravating; 3, periodontal flap surgery: the gums can be turned over through surgery to expose the roots and alveolar bone, and then thorough cleaning can be carried out, and the alveolar bone can be trimmed if necessary, and finally sutured to stop bleeding, so as to improve the loosening of teeth; 4, oral medication: antibiotics or antibiotics or non-steroidal drugs can be used under the guidance of a doctor. antibiotics or antibiotics or non-steroidal anti-inflammatory drugs, which also have a certain effect on killing bacteria, and thus improve the situation of loose teeth. After a series of treatment measures mentioned above, most mild and moderate tooth loosening can be cured, and the symptoms of severe tooth loosening can also be relieved, while for the loss of function and no retention of teeth, surgical extraction is recommended, and after extraction, patients can choose to implant artificial teeth to ensure normal chewing function. It is also important to note that after active treatment, patients should strengthen their daily oral care by brushing their teeth in the correct way and can replace their toothbrushes with soft bristles and toothpaste of mild nature. Choose foods that are easy to chew, avoid stiff or excessively cold or hot stimulating foods, and quit smoking and drinking. If you find that you continue to experience discomfort after treatment, you can seek further treatment from your doctor to avoid eventual tooth loss, which may affect your normal life.