Chickenpox is a viral infection that causes an itchy, blister-like rash. It's highly contagious to those who haven't had the disease or been vaccinated against it. For most people, chickenpox is a mild disease. Sometimes serious complications occur.
For most people, chickenpox is a mild disease. Sometimes serious complications occur.
The chickenpox vaccine is a safe, effective way to prevent chickenpox.
Last Updated Jun 13, 2017