Canker Sore Resource Center - All Articles

Canker Sore - All Articles

Canker sores are a type of noncontagious mouth sore that can be painful, though they usually go away on their own within two weeks. These sores are caused by stress, eating acidic foods, small injuries inside of your mouth, and immune system conditions.

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Resources
  1. Canker Sores. Cleveland Clinic. June 9, 2022.