Biting - Frequently Asked Questions Learning about biting: When might biting be a sign of a more serious problem? My child was bitten by another child. Do we need to see a doctor about the bite? Ongoing concerns: How can I reduce biting in a teething baby? How can I reduce biting in a child 8 to 14 months old? How can I reduce biting in a child 15 to 36 months old? What are some good strategies for child discipline? How can I help my child build self-esteem and express feelings in a healthy way?