The bacteria that cause tooth decay can be transmitted:
At birth, the mouth of a baby does not contain the bacteria that cause tooth decay. However, bacteria can get into the baby’s mouth through food or objects contaminated by other people’s saliva.
As an adult, you can take certain precautions to avoid transmission of bacteria, including the following:
Last update: November 8, 2016 10:45 AM
The information on this website by no means replaces the advice of a health professional. If you have questions regarding your health, contact Info-Santé 811 or see a health professional.