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.
There are two types of herpes viruses-herpes simplex virus type 1 (HSV-1) or herpes simplex virus type 2 (HSV-2). HSV-1 is often experienced as an infection of the mouth and facial area that causes cold sores.HSV-2 is usually the cause of genital herpes, although HSV-1 sometimes causes genital infections.SV-1 is often experienced as an infection of the mouth and facial area that causes cold sores. HSV-2 is usually the cause of genital herpes, although HSV-1 sometimes causes genital infections.