Chickenpox (Varicella)
Chickenpox is a highly contagious disease caused by the varicella-zoster virus (VZV). It can cause an itchy, blister-like rash. The rash appears first on the chest, back, and face, and then spreads over the entire body.
Chickenpox Fact Sheet for Parents
A fact sheet for parents that describes symptoms of infection as well as benefits and risks of vaccination.
About Chickenpox
Signs and symptoms, complications, transmission, prevention and treatment, and photos
Vaccination
Information about chickenpox vaccine, who should be vaccinated, vaccination options, and vaccine safety
For Healthcare Professionals
Information about clinical features, complications, and assessing immunity to varicella
Laboratory Testing
Guidelines for collecting and shipping specimens to CDC lab and interpretation of laboratory tests
Page last reviewed: December 31, 2018