Tooth cavities can occur when there is a buildup of plaque on the teeth. People can prevent cavities by practicing good oral hygiene. Learn more about tooth cavities, including their possible ...

Dental plaque is a complex biofilm at the heart of oral disease. Learn how it causes cavities and gum inflammation and why ...

Over time, this breaks down the surface of the tooth until a hole or cavity is formed. Such erosion and penetration "starts in the enamel, which is the hard, outer layer of your teeth," adds Kennedy.

Dr. Elizabeth Walton, cofounder of dental chain Risas Dental, explains how you can get a cavity from your sweetie.

A 2023 randomized controlled trial in the Journal of Dentistry found that the bulk-fill base technique reduced procedure time ...