Ouch! Why am I Wincing?

A sudden, sharp pain when you bite—that's seemingly out of nowhere? Most likely, it's a cracked tooth. Even a hairline fracture in a cavity-free molar can make the most hardy of us sit up and take notice. When you're visited by this kind of bite-down pain, get to the dentist quick. Most cracks are superficial, affecting only part of the crown, but others are more significant and traverse the tooth [...]