Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...

You're crunching ice or a piece of hard candy when you notice something hard in your mouth that doesn't melt or dissolve. You get a sick feeling as you realize what it is -- a piece of broken tooth.

Any part of a tooth can be cracked. The crack may be visible, though this is not always the case. If a person experiences pain when chewing food, or if teeth suddenly become sensitive to hot and cold, ...