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Chickenpox (Varicella) - What Increases Your Risk

You are at risk for chickenpox if you have not had chickenpox or the vaccine and you:

  • Live with someone who has chickenpox.
  • Are indoors for more than 1 hour with someone who has chickenpox.
  • Are in the hospital and share a room with someone who later gets chickenpox or are cared for by a staff member who later gets chickenpox.
  • Have a weak immune system.

After you have had chickenpox or the vaccine, you become immune to the virus. It is possible that you may have a slight reaction after reexposure, such as a few spots and a slight fever. But you aren't likely to get chickenpox more than once.

Recommended Related to Adult Vaccines

MMR Vaccine for Adults

The MMR vaccine protects against measles, mumps, and rubella (German measles). Many children in the U.S. are immunized as infants and toddlers, but that doesn't guarantee lifetime protection. And not everyone gets vaccinated as a child. Many adults move to the U.S. from countries without immunization programs. World travel increases the chances of these diseases spreading. Generally, adults born before 1957 are considered immune to measles and mumps. The CDC advises most adults born in 1957 or afterward...

Read the MMR Vaccine for Adults article > >

    This information is produced and provided by the National Cancer Institute (NCI). The information in this topic may have changed since it was written. For the most current information, contact the National Cancer Institute via the Internet web site at http:// cancer .gov or call 1-800-4-CANCER.

    WebMD Medical Reference from Healthwise

    Last Updated: August 23, 2013
    This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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