We asked dentists about the most effective ways to whiten teeth at home, and they shared their top picks for toothpastes, mouthwashes, pens, strips and kits.

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 ...

Tooth sensitivity is one of those common annoyances that sounds minor until you have it. One cold drink, and it feels like someone stabbed your molar with an ice pick. For years, dentists have offered ...

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 — ...

A new dental treatment using a protein found in hair may help repair damaged tooth enamel. Researchers at King's College London say the key is keratin, which is the protein found in hair. A new dental ...

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 ...

More and more adults are choosing to straighten their teeth with traditional braces or other teeth alignment systems, according to the American Association of Orthodontists (AAO). The AAO reports ...

Did you know that ancient Romans used urine as a teeth whitener? (Gross, but true.) Or that in 16th-century England, soot and charcoal were used to BLACKEN teeth to look like Queen Elizabeth I’s, ...