A viral infection, caused by Human alphaherpesvirus 1 and Human alphaherpesvirus 2, marked by painful, watery blisters in the skin or mucous membranes or on the genitals.
shingles
noun
Herpes zoster, caused by Human herpes virus 3, in genus Varicellovirus.
How often have the words herpes and shingles occurred in a corpus of books? (source: Google Ngram Viewer )