The human body is a marvellous thing. But like anything built by evolution, it has plenty of flaws. Consider teeth. Whereas sharks grow new teeth throughout their lives, adult humans get one set, ...

Scientists in the UK have found keratin, a protein in hair, can rebuild enamel and repair early tooth decay. The discovery could lead to keratin-based toothpaste or dental gels within two to three ...

Advertisements for special toothpastes, powders and gums suggest that it’s possible. Here’s what dental experts say. By Katie Camero See more of our coverage in your search results.Encuentra más de ...

Tooth decay, also known as dental caries or cavities, is a common oral health problem caused by bacteria that produce acid from food particles and plaque on the teeth. It is essentially the ...