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What causes burning sensation and mouth ulcers? 2 possible conditions

See a list of possible causes in order from the most common to the least.


Herpes Simplex

The herpes simplex virus (HSV) is an infection that causes herpes, which are blisters that most commonly appear on the genitals or mouth.

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Canker Sore

A canker sore is a mouth ulcer or sore that is open and painful. The most common sign is a burning or tingling in an area of your mouth that the red sore appears.

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Please consult a healthcare professional if you have health concerns.