Scientists discovered true teeth growing on the head of the spotted ratfish, a distant shark relative. The toothed structure, ...

Craze lines are small vertical cracks in the enamel of your teeth. They aren’t painful, but they can be unsightly.‌ Craze lines aren’t usually a health problem. But what causes them might be. Each of ...

People with both Type 1 and Type 2 diabetes are prone to tooth decay, and a new study from Rutgers may explain why: reduced strength and durability of enamel and dentin, the hard substance under ...

Teeth whitening refers to a variety of processes that aim to make someone’s natural teeth appear brighter and whiter. Teeth whitening methods include sanding down stains, bleaching, ultraviolet (UV) ...

Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...