Nothing is worse than a persistent toothache. While you may believe occasional pain is normal, it’s never a good sign. Often, it is a symptom of a potentially serious problem, like an infection deep within the tooth. American Family Physician reports that 22% of adults have experienced oral discomfort within the last 6 months, with toothaches at the top of the list. Depending on the type of pain you’re having, you may need to contact an emergency dentist or risk losing your tooth. Here are 4 of the most common culprits of toothaches.

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