Chickenpox (Varicella) | CDC

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Chickenpox (Varicella)

About Learn about chickenpox, signs, prevention, how the disease spreads, and common myths. Learn More Apr. 24, 2024 U.S. Chickenpox Vaccination Program See the impact of the chickenpox vaccine and findings from the program's first 25 years. Symptoms Identify signs, symptoms, and potential complications from chickenpox. Vaccination Learn about chickenpox vaccine basics, who should get it, when to get it, and why it's important.

For professionals

Clinical Overview Learn about chickenpox, prevention in healthcare settings, evidence of immunity, and the vaccine. July 15, 2024

Vaccine Recommendations Find routine recommendations, evidence of immunity, other considerations for varicella vaccine. July 15, 2024

Key Resources

Lab Testing Learn about lab testing for varicella-zoster virus (VZV), the cause of chickenpox and shingles.
Collecting Specimens for VZV Testing Learn about collecting and shipping specimens for VZV testing, and sources for suitable supplies.
Guidance for People at High Risk Learn about clinical guidance and treatment for patients at high risk of severe chickenpox.
Reporting and Surveillance Learn about varicella case reporting and definitions, deaths, and other surveillance resources.
Varicella Outbreak Control Learn how CDC works with state health departments to monitor varicella outbreaks.