Throw Out Your Toothbrush, Artificial Enamel Is on the Way

When it comes to keeping your pearly whites in good shape, one of the most important things is to preserve your enamel. If you lose that protective coating, your teeth will get sensitive, and there's no way to get it back. At least until now. A newly developed material could be used as an impervious shield on your… »9/17/12 2:55pm9/17/12 2:55pm