Often teeth that have fillings or root canals are at higher risk, because they are not as strong as those that have not had these procedures. However, even intact teeth can chip or fracture if you happen to bite down in just the wrong way on something hard.
If you have fillings on your back teeth, try to avoid chewing on bones, hard candies, and ice. Wear a mouth guard if you play sports that could injure your teeth. A survey of college basketball players found that mouth guard users had a much lower risk of dental injuries.
Teeth are built to chew and grind food. But if you grind or clench them often, you can damage their surfaces over time.
Too much grinding can also cause headaches, muscle pain, and jaw injury.
Many people who grind a lot don't realize they have a problem until a dentist notices the signs on their tooth surfaces. That is why it is …