Valentine's Day is around the corner, and what do people find most attractive in others? The smile. A national survey from the American Dental Association, Crest(R) and Oral B(R) finds that the smile outranked eyes, hair and the body as the most attractive physical feature.

Yet men and women differ when it comes to taking care of their teeth and gums. The nationally representative survey of 1,000 Americans ages 18 and older found 86 percent of women brush their teeth twice or more a day, yet only 66 percent of men do so.

The survey also found that women say they change their toothbrush or power toothbrush head every 3-4 months on average, yet men hang on to theirs an average of 5 months. The ADA recommends replacing toothbrushes every 3-4 months or when the bristles become frayed since frayed and worn bristles decrease cleaning effectiveness.

Sadly, all Americans need to do a better job of flossing their teeth. Only half of those surveyed (49 percent) say they floss their teeth once a day or more often…