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 ...

Teeth whitening powders are trending, but are they safe? Learn how they work, their risks, and what dentists recommend.

The internet loves dramatic transformations, but the reason teeth whitening continues to stay popular is far more practical.