Bedridden elderly long-term dental bleeding may cause secondary infection at the wound, anemia, if the bleeding is accompanied by pain will also affect the body’s nutritional absorption, and further make the body’s immunity worse. 1. Secondary infection of the wound. Long-term dental bleeding may be due to the presence of chronic periodontitis or pulpitis, periapical inflammation caused by bleeding, untreated red and swollen gums will be subjected to secondary infections, resulting in swelling more obvious and serious, pulpitis, periapical inflammation will develop into chronic periapical inflammation fistula, abscess. 2. Anemia. Prolonged dental bleeding if bleeding more, without treatment may cause anemia. 3. Affect the absorption of nutrients. Long-term dental bleeding, if accompanied by pain, will affect the diet digestion and absorption, resulting in malnutrition, the body’s immunity to reduce. Bedridden elderly long-term dental bleeding is recommended to the hospital in a timely manner to avoid affecting the health of the body.