Ultraviolet Rays Believed to Prevent Chickenpox Spreading

"Ultraviolet rays help prevent the spread of chickenpox, meaning people in milder climates are more at risk of catching the disease, according to new research. The discovery could lead to new ways of preventing chickenpox and its more severe relative, shingles." Dr Phil Rice believes his findings indicate that UV rays could inactivate the varicella-zoster virus -- the herpes virus responsible for chickenpox and shingles -- on the skin before it transmits to another person.

Article Source: http://www.sciencedaily.com/releases/2011/12/111215094921.htm