Are you sure about that? According to wikipedia: 67% of the world population under the age of 50 have HSV-1 https://en.wikipedia.org/wiki/Herpes_simplex_virus http://www.who.int/en/news-room/fact-sheets/detail/herpes-simplex-virus
Are you sure about that? According to wikipedia:
67% of the world population under the age of 50 have HSV-1
https://en.wikipedia.org/wiki/Herpes_simplex_virus
http://www.who.int/en/news-room/fact-sheets/detail/herpes-simplex-virus