We tapped dentists to explain which treatments actually whiten naturally yellow teeth. Let's get this out of the way: There ...

Even if you brush your teeth twice a day, certain foods and drinks can still affect their color.

On the connection between nutrition and smile: Why a combination of pigment and acidity is the enamel's "enemy," and how hard ...

The actor I was interviewing had the kind of smile that could light up a room. And by that I mean he had a glow in the dark, Ross in season six of "Friends," shade that doesn't occur naturally in ...

A whiter smile remains one of the most requested cosmetic improvements in dentistry, and interest in whitening ...