Gum often bleeds, suck a bit forcibly can bleed, brush teeth can bleed sometimes, how to do

Gum bleeding often, consider that the patient has gingivitis or periodontal disease, etc., will appear gum bleeding symptoms. Also consider that the patient uses a toothbrush bristles too hard, so that gums are damaged, bleeding phenomenon. It is recommended that patients go to the stomatology hospital for specific examination, clear cause.