Mayo Clinic Q and A: Shingles -- not just a band of blisters

DEAR MAYO CLINIC: A friend recently went through a bout of shingles. I really don't know much about this condition, but I know it was painful. How do you get it? Is there a treatment or vaccine for it? ANSWER: Shingles, also known as herpes zoster, is a common condition caused by the varicella-zoster virus, which also causes chickenpox. Not everyone who has had chickenpox will develop shingles. However, after years of lying dormant in nerve tissue…
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