From questions about how to get the whitest teeth to what the proper brushing and flossing techniques are, there are a number of questions out there surrounding dental care. Is flossing good or unnecessary? Does charcoal toothpaste clean your teeth or do the opposite? Is it really necessary to remove our wisdom teeth? And why do they call them that anyway?

On this episode, we welcome Dr. David F. Murchison, a practicing dentist for more than 40 years and a professor at the Texas A&M College of Dentistry. He'll explain to us some of the best ways to care for our teeth and gums and debunk some common myths about dentistry.

Click here to learn more about oral care, dentistry and more.

For listeners in the U.S. and Canada, visit MerckManuals.com to learn more. For those outside the U.S. and Canada, visit MSDManuals.com for more information.