About Mary Otto

Mary Otto, a Washington, D.C.-based freelancer, is AHCJ's topic leader on oral health and the author of "Teeth: The Story of Beauty, Inequality, and the Struggle for Oral Health in America." She can be reached at mary@healthjournalism.org.

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Photo: Josh Mazgelis via Flickr

The good news is that nearly 80 percent of American kids are brushing their teeth by the age of 1, according to federal data.

The bad news is that nearly 40 percent of them may be using too much toothpaste, new research from the Centers for Disease Control and Prevention suggests.  Continue reading →