Chicken pox (varicella) is the disease people get when they are exposed to the varicella-zoster virus for the first time.

A few months ago, you wrote about the benefits of the shingles vaccine. At 63, I’m one of the 1% who has never had, nor been exposed to, chicken pox. I was tested in 2022 for varicella-zoster virus ...

Shares in European vaccine makers tumbled after President-elect Donald Trump picked vaccine sceptic Robert F. Kennedy Jr. to ...

As California cements its position among the top mail-handling states in the nation, it’s no surprise that the state’s ...