man wincing in pain and holding jaw from popsicle cold needing to learn, what are cavities

What Are Cavities?

The Center for Disease Control (CDC) estimates that nine out of ten Americans over the age of 20 have at least one cavity. That’s right, despite improved dentistry and years of being told by our parents to brush and floss, cavities still manage to sneak past our defenses. But precisely what is a cavity? How…