A canker sore is an
Recurrent canker sores are one of the most common inflammatory conditions of the mouth, afflicting about 20 percent of the general population. There may be a genetic predisposition for canker sores.
It is not known what causes canker sores in all patients, although more than one cause is likely even for individual patients. Attempts to...
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Anyone who's ever had an asthma attack knows about the chest tightness and why it occurs. Yet what about the chest soreness that occurs... Read more »