This dental cross-section shows how researchers used lasers to remove the dentine layer, in tan, for analysis of metal content. (Image by Mount Sinai Health System via Courthouse News Service.) ...

A cavity is a hole in your tooth caused by decay over time. Symptoms include white or dark spots on the tooth, or you may feel a hole with your tongue. You never want to hear a dentist say that you ...

Certain types of food wear down your teeth. The longer these foods stick to the surface of your teeth, the more acidic your mouth will become, leading to the formation of cavities. When this happens, ...