Herpes simplex virus type 1 (HSV-1) is more commonly associated with oral herpes (cold sores), while herpes simplex virus type 2 (HSV-2) is more commonly associated with genital herpes. Even so, HSV-1 is increasingly linked to genital herpes due to oral sex. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.