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What is a canker sore and what causes it?

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Answer:

It's just a sore that forms in your body and penetrates some of the skin in your mouth to make a sore. A canker sore is a sore that can be very painful and is usually found to form in the soft tissues of your mouth that dont get a whole lot of air.

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First answer by HK-47. Last edit by Mikerlee99. Contributor trust: 1 [recommend contributor ]. Question popularity: 16 [recommend question].

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Relevant answers:

What causes a canker sore?
An infection. Usually herpes simplex, (herpes 1) a virus. See herpes
Can canker sores cause migraines?
Well I get canker sores all the time and anything that annoying will definitely cause a migraine. Well I have never gotten a migraine from one but I have had headaches from them. But depending on the...
What causes canker sore in the mouth?
Canker sores are caused by nutrition deficiency and stress. They are NOT contagious in any way and are not caused by any forms of STDs. The answer above describes a Cold Sore, often mistaken with...
Does a canker sore cause a fever?
it should not. If it does contact a doctor immediately. It is probably Herpes
What can cause a canker sore on tonsil?
It's excruciating, I know....well just more very unconfortable instead, more often it's only a form of irritation in the mouth just caused by scratching it with a toothbrush or even food. Canker...