Increasingly, DNA testing is being used on living people for health reasons, to perhaps give an insight as to what your body may hold for you in the future. And dental DNA testing is leading the way.

"I have to admit that I didn't do much until my serious cross check that I received. From that day on I started to wear a mouth guard and would never get on the ice without it."

"I do try to cleanse my palate before eating new foods, but I do that from a necessity standpoint so I can truly appreciate and collect the whole flavor experience."

I had the honor of interviewing U.S. Astonaut Clayton C. Anderson about his oral hygiene habits while living on the international space station for six months.

"I remember my dentist telling my mother that I'd better marry a rich man because I'm going to need lots of gold inlays. That really pissed me off. Why did he assume that I would have to marry a rich guy and that I wouldn't make the money myself?"

At breath clinics across the nation, halitosis professionals like me are constantly fielding questions about oral odor. Take a look at some bad breath FAQs that made the news in the past month.

Last time I visited the dentist, we were having one of those awkward, mouth-full-of-toothpaste conversations.