Old bleeding gums have the following reasons: 1, due to poor periodontal condition, excessive plaque buildup, excessive tartar, resulting in tartar dislodgement during brushing, stimulating bleeding gums, patients need to go to the regular oral periodontal department to do periodontal treatment, the bleeding symptoms will be relieved. 2, due to the patient’s long term oral anticoagulant medication, such as aspirin, resulting in frequent bleeding of the gums, the need for patients to go to the regular hospital department of internal medicine to do the appropriate adjustments, the need to 3, some patients are long-term high blood pressure patients, oral part of the side effects of antihypertensive drugs is to stimulate bleeding gums, gingival hyperplasia, need to change the brand and type of antihypertensive drugs.