Chickenpox (Varicella) Index

Featured: Chickenpox (Varicella) Main Article

Chickenpox (chicken pox) is a contagious childhood disease caused by the varicella-zoster virus. Symptoms have an incubation period of 14 to 16 days and include a couple days of mild fever, weakness, and red, raised rash that progresses to blisters that eventually burst and crust over. Complications include bacterial infection of the open sores, scarring, encephalitis, nerve palsies, and Reye's syndrome.

Patient Discussions - Viewers share their comments


    Related Diseases & Conditions

    • Swollen Lymph Nodes Lymph nodes help the body's immune system fight infections. Causes of swollen lymph nodes (glands) may include infection (viral,...learn more »
    • Rash The word "rash" means an outbreak of red bumps on the body. The way people use this term, "a rash" can refer to many different...learn more »
    • Itching (Pruritus) Itching can be a common problem. Itches can be localized or generalized. There are many causes of itching to include: infection...learn more »
      In This Article
      Itching (Pruritus) Article
      • Itch facts
      • What is an itch?
      • What are associated symptoms and signs of itching (pruritus)?
      • What causes itching?
      • How is the cause of itching diagnosed?
      • Should people scratch the itch?
      • What are topical itch treatments? Are there any home remedies for itching?
      • What are oral itch treatments?
      • Can itching be prevented?
      • When should the doctor be consulted for itching (pruritus)?
      • What are possible complications of itching?
      • What is the prognosis (outlook) for itching?
    • Shingles Shingles, or herpes zoster, is a painful rash caused by the varicella zoster virus. Other shingles symptoms include headache,...learn more »
      In This Article
      Shingles Article
      • Shingles (herpes zoster) facts
      • What is shingles? What does shingles look like?
      • What causes shingles?
      • What are risk factors for shingles?
      • What is the contagious period for shingles?
      • What are shingles symptoms and signs?
      • How is shingles diagnosed?
      • What is the treatment for shingles?
      • Are there any home remedies for shingles?
      • What is the duration of a shingles outbreak?
      • What are complications of shingles?
      • What can be done for recurrent shingles?
      • What is the prognosis of shingles?
      • Is it possible to prevent shingles with a vaccine?
    • Fever Although a fever technically is any body temperature above the normal of 98.6 F (37 C), in practice, a person is usually not...learn more »
      In This Article
      Fever Article
      • Fever facts
      • What is a fever?
      • What causes a fever?
      • What are the signs and symptoms of a fever?
      • How is a fever diagnosed?
      • How should someone take a temperature for fever?
      • What is the treatment for a fever?
      • When should someone seek medical care for a fever?
      • What are complications of a fever?
      • What is the prognosis for a fever?
      • Is it possible to prevent a fever?
      • Where can people find more information about fevers?
    • Is Shingles Contagious? Shingles is an infection caused by the varicella-zoster virus. Shingles symptoms and signs include skin burning, numbness, and...learn more »
      In This Article
      Is Shingles Contagious? Article
      • What is shingles?
      • Is shingles contagious?
      • When is shingles contagious?
      • How long is shingles contagious?
      • Can shingles be spread by touch?
      • When should people seek medical care for shingles?

Related FAQs, Doctor's & Expert's Views

Procedures & Tests

Health News

Health Features

Tools & References

FDA Drug Labels on