Tooth Decay

Tooth decay is damage that occurs when bacteria in the mouth make acids that eat away at the enamel of a tooth. This can cause a hole in the tooth called a cavity. If it isn't treated, tooth decay can cause infection, pain, and loss of the tooth.

Current as of: May 12, 2017

Author: Healthwise Staff

Medical Review: Adam Husney, MD - Family Medicine & Martin J. Gabica, MD - Family Medicine & Arden G. Christen, DDS, MSD, MA, FACD - Dentistry