The New Cavity Fighters

Novel products could lead to fewer dates with the drill

By Jessica Gorman, 15:47 PM April 15, 2008

Smile wide and check out those pearly whites in the mirror. Now, look closer. The action going on behind that grin might surprise you, especially if you didn't brush after lunch.

Bacteria in plaque may be munching on your leftovers right now, breaking down sugars that remain in your mouth. Acids produced in this sweet feast can slip slyly through a tooth's enamel. By dissolving minerals just below the surface, acid silently sabotages a tooth's structure.

Usually, however, a natural champion of...

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