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Chickenpox is a highly contagious viral infection characterized by an itchy rash and flu-like symptoms. It is caused by the varicella-zoster virus and typically occurs in childhood. While it usually resolves on its own, it's important to understand its impact on overall health.

Pediatrics
  • What exactly is chickenpox and how does it spread?
    MedlinePlusMay 2026

    Chickenpox is an infection caused by the varicella-zoster virus that spreads very easily from person to person. The classic symptom is an itchy rash that turns into fluid-filled blisters and then scabs, usually starting on the face, chest, and back.

  • Can I get chickenpox more than once?
    MedlinePlusMay 2026

    Once you catch chickenpox, you probably won't get it again because your body builds immunity to the virus. However, the virus stays in your body and can cause shingles later in life.

  • How long will my symptoms last?
    MedlinePlusMay 2026

    Chickenpox usually lasts 5 to 10 days total. During this time, you'll have the itchy rash, fever, headache, tiredness, and loss of appetite.

  • Why do I feel so tired when I have chickenpox?
    MedlinePlusMay 2026

    Tiredness is one of the symptoms your body experiences when fighting the chickenpox virus, along with fever and other signs of infection. This is normal and should improve as you recover.

  • Is there a way to prevent getting chickenpox?
    MedlinePlusMay 2026

    Yes, a chickenpox vaccine can help prevent most cases of chickenpox or make it less severe if you do get it. Talk to your doctor about whether the vaccine is right for you.