Tag: high-risk individuals

Chickenpox (Varicella) Definition and Description of Chickenpox (Varicella) Chickenpox, also known medically as varicella, is a highly contagious viral infection caused by the varicella-zoster virus (VZV). It is characterized by an itchy rash, small, fluid-filled blisters, and flu-like symptoms. Traditionally considered a childhood disease, chickenpox can also occur in adults who have not previously been…