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Tuesday, March 17, 2015. Twenty years ago today, the Food and Drug Administration approved a vaccine for varicella (pictured here), the virus which causes chickenpox and shingles. I talk about the vaccine and a bit about my own experiences with it -- I've had the vaccine, because I never had chickenpox as a kid.
Tuesday, March 17, 2015. Twenty years ago today, the Food and Drug Administration approved a vaccine for varicella (pictured here), the virus which causes chickenpox and shingles. I talk about the vaccine and a bit about my own experiences with it -- I've had the vaccine, because I never had chickenpox as a kid.