Canker sores are small, painful reddish lesions in the mouth that have a white or yellow center. Some causes of canker sores are spicy/acidic foods, vitamin deficiencies, braces, and stress.
East Idaho News on MSN3mon
What is the difference between a canker sore and a cold sore – and how can I prevent them?What is the difference between a canker sore and a cold sore? Canker sores and cold sores are common but distinct oral ...
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