Medically reviewed by Jonathan B. Jassey, DO Varicella-zoster virus (VZV) is the virus that causes chickenpox and shingles. It is a member of the herpes virus group. VZV is very contagious and ...

Mpox (formerly known as monkeypox) and chickenpox are two contagious viral diseases. They both have "pox" in their names because they cause pockmark skin lesions. But mpox is caused by a virus ...

Chicken pox, also called varicella, is a highly contagious disease that mainly strikes children. In the early stages of chicken pox, you’ll see fever, fatigue, loss of appetite and headache. A ...

Chickenpox and shingles are caused by the same virus, but they are separate conditions. Here's how their causes, symptoms, and prevention differ.

Over 90% of the world population has the virus that causes chickenpox lying dormant in their nervous system. Most people contract the varicella zoster virus, or VZV, when they get chickenpox as ...

Varicella-zoster is the virus that causes chickenpox. Chickenpox is a contagious infection that causes an itchy rash, fever, and fatigue. The chicken pox vaccine is also called the varicella vaccine.

Monkeypox and chickenpox are caused by different viruses. That means that previous chickenpox vaccination or infection does not offer protection against monkeypox.

While both chickenpox and measles are viral infections, they are caused by different viruses. Learn about the differences in symptoms, treatment options, and more.