The team utilized machine learning to analyze public data from the National Health and Nutrition Examination Survey.

People generally try to keep hair out of their mouths, but it turns out hair may be good for teeth. Keratin is a protein found in hair and wool. When applied to teeth, it mixes with the minerals in ...

Advertisements for special toothpastes, powders and gums suggest that it’s possible. Here’s what dental experts say. By Katie Camero Most of us know that the best defense against tooth decay — or ...