Where you really get in trouble is when you leave those surface stains marinating, because once you let them sit on your ...

It's charcoal that's been heated with a gas to make it porous. Some doctors use ... They may give you a whiter grin at first. But over time, they can wear down your teeth's hard outer shell ...

For many, however, no matter how much they try, achieving bright white teeth is simply unattainable. Turns out, the more you try to make them whiter, the worse it can impact your overall oral ...