Herpes zoster, commonly known as shingles, is caused by the same virus that cause chickenpox: the varicella zoster virus (VZV). It is a painful condition whose main symptom is a skin rash that’s painful with blisters in a certain part of one side of the body, usually in the stripe. A VZV infection initially will result in acute chickenpox. Once the chickenpox infection has healed, the virus is never eliminated and will remain and lie … Continue reading