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  • Glass Medicine Vials with vaccines for immunization

    Diphtheria Vaccine Side Effects

    The most common diphtheria vaccine side effects are injection-site reactions (10-50%). Up to 30% of children develop fevers. Less-common side effects include nerve damage, seizures, severe allergic reactions, and more....

  • Image from the tv show The Simpsons of a Chickenpox Party

    What is a Chickenpox Party?

    A chickenpox party (or “pox party”) is when parents deliberately expose a sick child with chickenpox to children who are not immune, hoping their children will get sick and develop...

  • Varivax chickenpox vaccine

    Varivax Vaccine (Chickenpox)

    Varivax is a vaccine against chickenpox (varicella) that is made by Merck & Co. The most common long-term complication is the virus re-activating and causing shingles in adults. What is...

  • varivax chickenpox vaccine side effects

    Chickenpox & Varivax – Vaccine Side Effects

    The chickenpox (varicella) vaccine often causes fevers and a mild chickenpox rash. Very rarely, vaccines against chickenpox can cause serious side effects like seizures or brain reactions. Children who are...

  • Definition of the word vaccination

    Vaccine & Vaccination Definition

    Below are the dictionary definitions of the words vaccine and vaccination but before we get into that, did you know where these words originated? History of the Words Vaccine / Vaccination...