Cavities are small holes ... teeth caused by bacteria breaking down sugars into acids. These acids eat away the protective enamel of your tooth. It can lead to toothaches, sensitivity, and gum ...

Several decades ago, samples of ancient chewing gum with visible 10,000-year-old tooth marks were found in ... have been turned into glue to patch a hole in a boat or make an ax out of flint ...

It provides a target for new treatments, such as toothpastes, dental patches or chewing gum, they say ... Over time, the acid makes a cavity (hole) in the tooth. Your risk of tooth decay is ...