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What Are the Causes of Recurrant Herpes Zoster?

Herpes zoster is a viral infection also known as shingles. It is part of the herpes virus family. Herpes zoster is not life-threatening, but it can cause mild to severe pain, rashes, blisters, itching and numbness.

  1. Causes

    • Herpes zoster is caused by the varicella-zoster virus, which also causes chicken pox The virus remains in the body for years and may reactivate to cause shingles, though it is not known exactly why it reactivates.

    Recurrent Causes

    • Repeated outbreaks of herpes zoster can be caused by major depression and stress. Outbreaks can also be caused by drugs, which suppress the immune system.

    Risks

    • Risk factors for herpes zoster outbreaks include having had chicken pox and a weaker immune system. Because herpes zoster is more common in those older than 50, age is considered a risk factor.

    Contagious

    • Someone with herpes zoster is not contagious to another person with the condition. However, the virus that causes herpes zoster can be contagious for anyone who has not had chicken pox. The newly infected person may develop chicken pox but not shingles.

    Prevention

    • Herpes zoster may be prevented by getting the varicella-zoster vaccine. The vaccine also reduces the length and severity of a herpes zoster outbreak.

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