Exposed roots may be caused by receding gums, buck teeth, periodontitis and other diseases, which need to be treated with medication or surgery. 1. Gingival recession: the root of the teeth may be caused by gingival recession, generally mild, even gingival recession does not need to take therapeutic measures. If the patient realizes that the recession of the gums affects the aesthetics, gum surgery can be taken to cover the exposed tooth roots. 2. Buck teeth: Exposed tooth roots can also be caused by buck teeth, and patients can take orthognathic surgery, mandibular ascending sagittal split, chin surgery, etc. Most of the patients can be improved after surgery. Most of the patients can improve the symptom of exposed tooth roots after surgical treatment. 3. Periodontitis: the root of the teeth is also considered to be due to periodontitis, the patient can follow the doctor’s instructions for external chlorhexidine, stannous fluoride solution and other rinsing drugs, or oral metronidazole, amoxicillin and other antibiotic drugs. Or take supragingival cleaning and subgingival scraping, implantation of autologous bone surgery, etc., so as to improve the symptoms of the disease. There are many reasons that cause patients to have exposed roots, and it is recommended that patients go to regular hospitals to find out the cause of the disease and then carry out the appropriate treatment.