04 May 2009 03:00
What s the Difference Between a Cold Sore and a Canker Sore?
A cold sore is the outward symptom of an outbreak of (and previous infection by) the herpes simplex virus, probably the type 1 strain. Cold sores are the most common form of herpes simplex infection and are otherwise known as quot;herpes labialis quot;, which is the infection that occurs when the virus comes into contact with oral mucosa tissue or
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