There are several causes of bleeding gums, and patients can check themselves by these conditions. First, whether the bleeding is caused by high blood pressure. Blood pressure should be measured promptly and antihypertensive drugs should be taken to stabilize blood pressure, and the bleeding will be reduced. Second, whether the bleeding may be related to taking anticoagulants, such as aspirin, which have been taken orally recently. It is recommended to stop taking anticoagulants for 3-5 days, and the bleeding will be reduced. Third, whether the gum bleeding site has food embedding, tartar and other plaque stimulation, get rid of these undesirable factors, the gum bleeding situation will be alleviated. Fourth, if none of the above, the gums are still bleeding automatically, it is recommended to promptly go to the hospital dentistry department for examination, check the coagulation factors and prothrombin time to see if there are problems with the coagulation mechanism.