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 ...

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 ...

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 ...

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

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 — ...

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 ...

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 ...

Visiting a dentist for a professional teeth whitening treatment isn't always in the cards — sometimes it doesn't fit within your busy schedule or budget. But there are plenty of at-home alternatives ...

If you’ve spent any time on TikTok, you’ve probably seen an influencer make an ad for LED teeth-whitening kits — the little mouth-guard-shaped devices that you pop into your mouth and that claim to ...

Scientists from the University of Nottingham's School of Pharmacy and Department of Chemical and Environmental Engineering, in collaboration with an international team of researchers, have developed a ...

Electron microscopy images of a tooth with demineralised enamel showing eroded apatite crystals (left) and a similar demineralised tooth after a 2-week treatment showing epitaxially regenerated enamel ...