Dreaming of a whiter smile but frustrated by those persistent stains thanks to the effects of your daily coffee (or wine) fix? Less-than-white teeth can be a real confidence killer, but don't worry — ...

This article is part of CNN Underscored’s The Reset, an editorial package featuring all our articles aimed at giving you the information and product recommendations to help achieve any and all New ...

Professional teeth-whitening treatments can be expensive, so many people opt for whitening teeth at home to save money. With ...

While many of us pine for toothpaste-commercial-white teeth as much as we do symmetrical features or a thick head of hair, the desire for a brighter smile isn't just a matter of vanity. Research ...

Anyone who’s undergone professional teeth whitening treatments knows how expensive and time-consuming the service can be. Professional treatments typically cost over $200 and appointments can last 90 ...

Imagine brushing your teeth with a paste made from your own hair, not as a quirky DIY stunt, but as a serious, science-backed solution to repair tooth damage. Researchers at King’s College London have ...

Dentistry can save your teeth, but it's difficult to know what's happening when you're in the chair. A dentist showed Insider what the process can look like from his point of view. Here's how he fixes ...

The study presents keratin as an eco-friendly, biomimetic alternative to traditional fluoride treatments, which can only slow decay, but not reverse it. "Enamel is the hardest tissue in the body, but ...

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, ...