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 can be active without symptoms or visible signs. Herpes simplex virus 1 (HSV1) is the common cause of cold sores (oral herpes) around the mouth. HSV2 normally causes genital herpes. However, through sexual activity, HSV1 can cause infections in the genital area, and HSV2 can infect the mouth area.HSV is a very common disease.erpes simplex virus 1 (HSV1) is the common cause of cold sores (oral herpes) around the mouth. HSV2 normally causes genital herpes. However, through sexual activity, HSV1 can cause infections in the genital area, and HSV2 can infect the mouth area.