What's the Deal with Cold Sores?

...Dear Martha,

I have gotten cold sores as long as I can remember, but usually only once or twice a year. Since I have been at UVM, it seems like I have one every month. I hate the way they look and they hurt. Is there anything I can do?...

....Cold sores are really unwelcome visitors. 90% of adults have been exposed to the virus that causes cold sores and many people experience outbreaks. It is caused by a herpes virus (HSV 1) which is related to but different from genital herpes (HSV 2). The most obvious place...

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