Before the chickenpox vaccine, some people held “pox parties” to enable their children to build immunity. Some people still hold chickenpox parties, but this can be risky. Before the chickenpox ...
Chickenpox is an infectious disease that’s caused by the varicella-zoster virus (VZV). Infection with VZV causes an itchy rash that’s accompanied by fluid-filled blisters. Chickenpox is preventable ...