No one knows what causes canker sores. The vast majority of people who develop canker sores do not have another problem as the cause. Both hereditary and environmental causes of the disease have been suggested, but the exact cause is not clear. What is a Canker Sore
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No one knows what causes canker sores. The vast majority of people who develop canker sores do not have another problem as the cause. Both hereditary and environmental causes of the disease have been suggested, but the exact cause is not clear.
March 2, 2011 - 10:11pmWhat is a Canker Sore
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