Gum bleeding is treated accordingly according to different causes, and the treatment methods are as follows: 1, tartar, plaque: accumulation in the neck of the teeth stimulates the gingival margin causing bleeding, it is recommended that timely plaque, tartar removal, supragingival cleaning, so that the gums restore the original color, shape and quality; 2, bad restorations, orthodontic appliances: remove the restorations, gum swelling and bleeding can be restored; 3, post-operative periodontal surgery: temporary bleeding of the gums, after removal of stitches can recovery; 4, dental trauma: local treatment; in addition, systemic factors can also lead to gum bleeding and swelling. It is recommended that women have their teeth cleaned and treated in a timely manner during pregnancy preparation to prevent swollen and painful gums during pregnancy, which can be relatively tricky to deal with. If necessary, go to a hematology hospital to rule out blood diseases, and the symptoms of bleeding and swollen gums are reduced after the systemic factors are controlled.