What causes toothache?

A toothache is a pain in or around a tooth that may be caused by:

  • Tooth decay
  • Abscessed tooth (a bacterial infection inside the center of the tooth)
  • Tooth fracture
  • A damaged filling
  • Repetitive motions, such as chewing gum or grinding teeth or clenching.
  • Infected gums
  • Eruption or removal of a tooth (for example, wisdom teeth)

What are symptoms of toothache?

  • Tooth pain that may be sharp, throbbing, or constant. In some people, pain results only when pressure is applied to the tooth
  • Swelling around the tooth
  • Fever or headache
  • Foul-tasting drainage from the infected tooth
  • A bad odor from the mouth