Gum recession is usually caused by incorrect tooth brushing, can be improved through daily conditioning methods, such as changing the way of brushing and appliances, but if it is due to the position of the teeth or periodontitis and other reasons, the more serious can also choose the surgical method to do the treatment. 1. Brushing method: long time brushing method is not right, it is easy to make the gums have food residues or bacteria breeding, which will cause gum recession. You need to develop good oral hygiene habits of brushing in the morning and evening, and brush your teeth up and down, which is conducive to the removal of food residues inside the gaps between the teeth and alleviate the gum recession, preventing it from worsening. 2. Abnormal tooth position, periodontitis: Abnormal tooth position may also lead to long-term impact on the gum tissue, resulting in the symptoms of gum recession, while periodontitis can also cause gum recession after repeated infections. In case of gingival recession and root exposure of the maxillary and mandibular anterior teeth, the exposed root surfaces need to be covered by various membranous gingival surgical methods, and periodontitis problems need to be combined with conventional periodontal treatments at the same time, such as scaling and scraping. You need to go to the hospital for targeted examination, and during the treatment you need to take good care of yourself and follow the doctor’s instructions for treatment.