Roshini Raj, MD, is Health's former magazine's medical editor and coauthor of What the Yuck?!. Board-certified in gastroenterology and internal medicine, Dr. Raj is a Clinical Associate Professor of ...

The advice from dental experts for keeping your teeth clean sounds simple enough: Brush twice a day and floss. But choosing among the many products available to help you do this can be daunting.

Toothpaste is a key tool in your oral care routine. Dentists recommend that you use toothpaste with fluoride in it. Crest and Colgate are two of the most popular toothpaste brands available. While ...