If there is a bulge in something, there is a sudden large increase in it. ...a bulge in aircraft sales. ...the huge bulge of payments due over the next two years. Synonyms: increase, rise, boost, surge More Synonyms of bulge.
Two types of herpes simplex virus infections can cause genital herpes: 1  HSV-1. 2  This is the type that usually causes cold sores or fever blisters around your mouth, though it can be spread to your genital area during oral sex. 3  Recurrences are much less frequent than they are with HSV-2 infection.
Herpes is a sexually transmitted disease caused by two types of viruses: herpes simplex virus type 1 (HSV-1) and herpes simplex virus type 2 (HSV-2). For the most part, HSV-1 causes blisters on or around the mouth and HSV-2 causes blisters in the genital area, however, both virus types can affect both areas.Herpes is spread through skin-to-skin contact, such as kissing and sexual contact.or the most part, HSV-1 causes blisters on or around the mouth and HSV-2 causes blisters in the genital area, however, both virus types can affect both areas. Herpes is spread through skin-to-skin contact, such as kissing and sexual contact.