When the gums are inflamed, there is localized gingival soft tissue edema, accompanied by a large number of neutrophils, lymphocyte infiltration, capillary hyperplasia and expansion of congestion, redness and swelling of the gum margin, bright and soft, and easy bleeding. If there is mouth breathing, tooth misalignment, adenoid hypertrophy, systemic diseases, etc., it is recommended to actively treat the original disease. In severe cases of periodontitis, deep scaling of the root surface of the teeth, root planing or even periodontal surgery is required to control the inflammation based on scaling. Effective daily brushing and maintenance of good oral hygiene are the main components of maintenance treatment for gingivitis and periodontitis. If there is redness and swelling of the gums, it is recommended that you go to a regular hospital dentistry department in a timely manner. Early gingivitis is a reversible lesion with a good prognosis. Every day adhere to the morning and evening brushing, effective brushing, rinse after meals, regular oral health care, regular cleaning, control the bacterial breeding, maintain the effectiveness of treatment and prevent recurrence.