Is chewing gum good for you?

The sugarless kind is, at least as far as your teeth are concerned.

Chewing gum, either sugar-free or sugary, “causes us to salivate, and saliva has tremendously beneficial effects,” said Dr. Matthew Messina, a Cleveland, OH dentist who is a consumer advisor for the American Dental Association. Saliva “is a buffering solution. It washes the teeth.”