Sep 08, · Sept. 8, -- A vaccine against chickenpox is effective for healthy adults, and it's protective over several years, according to a presentation made in New Orleans this week at a meeting of the. Dec 31, · Varicella (chickenpox) is an acute infectious disease. It is caused by varicella-zoster virus (VZV), which is a DNA virus that is a member of the herpesvirus group. After the primary infection, VZV stays in the body (in the sensory nerve ganglia) as a latent infection. Primary infection with VZV causes varicella.
Jan 09, · While chickenpox was never common in adults, it’s become even less common since widespread vaccination began in , according to Deborah S. Clements, MD, the chair of the department of family and. May 01, · Overview Although many people think of chickenpox as a childhood disease, adults are still susceptible. Also known as varicella, chickenpox is caused by the varicella-zoster virus (VZV). It is most Author: Scott Frothingham.