Canker sores are small, shallow ulcers that appear in the mouth and can make eating or talking uncomfortable.

Symptoms may include: 

  • A painful sore or sores inside or roof of your mouth, inside your cheeks or on or under your tongue 
  • A tingling or burning sensation before the sores appear
  • Sores are white or yellow with a red edge or border

If you are experiencing these or similar symptoms, start an OnCare visit today to receive a personalized treatment plan and feel better, faster.


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