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.
HSV-1 can cause sores in the genital area and infections of the mouth and lips, so-called âfever blisters.â HSV-1 infection of the genitals is caused by mouth to genital or genital to genital contact with a person who has HSV-1 infection.enital herpes infection is common in the United States. Nationwide, 16.2 percent, or about one out of six, people aged 14 to 49 years have genital HSV-2 infection. Over the past decade, the percentage of persons with genital herpes infection in the United States has remained stable.