There are several reasons for tongue bleeding: First, when eating carelessly bite or be choked or scraped by food, if the wound is not large you can wait for its self-healing, if the wound is large need to be treated with sutures. Second, it may be due to sharp tooth tips or root remnants to stimulate the tongue, so resulting in trauma, generally need to be reconciled, remove the sharp tooth tips or if necessary, set the teeth porcelain braces, and then deal with the wound, small wounds can wait for self-healing, large wounds can be stitched treatment. Third, it may also be caused by hemangioma, if the bleeding is more than one should be treated with laser or suture, if the bleeding can be stopped can wait for its self-healing. It is generally recommended to observe whether there is any deformity of the blood vessel, and if there is deformity, it should be disposed of in time, and sclerosing agent can be injected to promote the receding of the hemangioma.