Rotten or decayed teeth are teeth that have become damaged by decay or infection. Signs include pain and marks or holes in tooth enamel. Decay usually results from inadequate oral hygiene, but certain ...

A new study from King's College London suggests that keratin—the protein found in human hair, skin and wool—can regenerate tooth enamel and potentially halt early tooth decay. Published in Advanced ...

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 ...

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 ...

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, ...