what are canker sores and why are they so darn painful?

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I am currently reeling from one, and I don’t understand where this little white dot came from and why it can cause so much pain.

In: Biology

18 Answers

Anonymous 0 Comments

Can’t answer to your question, but I thought I’d let you know that eating a handful of walnuts will cause canker sores for some persons. Apparently it’s the little skin on the walnuts that can do it.

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