Biting is very common among young children but usually does not lead to serious infectious disease issues. If the skin is broken, bacteria introduced into the wound can cause a tissue infection that needs to be treated by a health professional. Blood-borne diseases could be a concern if the biter breaks the skin and blood is drawn into the biter’s mouth or if the biter has bleeding gums or mouth sores, which transfers germs to the bitten person. Hepatitis B virus, HIV, and hepatitis C virus are examples of blood-borne disease- causing germs. However, the risk of transmission of these viruses is very low in child care and school settings. For HIV, there have not been any episodes of transmission in a child care setting or school.

No, unless the bite caused broken skin or prolonged bleeding, which may require treatment by a health professional, or the child who was...

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