Definition of masked. 1  1 : marked by the use of masks a masked ball. 2  2 : failing to present or produce the usual symptoms : latent a masked infection a masked virus.
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. 4  HSV-2.
Genital Herpes is a sexually transmitted disease (STD) caused by the herpes simplex viruses Type 1 (HSV-1) and Type 2 (HSV-2). Most genital herpes is caused by HSV-2. Generally, a person can only get HSV-2 infection during sexual contact with someone who has a genital HSV-2 infection.he human papillomavirus (HPV), the most commonly transmitted STD in the U.S., is the name of a group of viruses that includes more than 100 different strains or types. More than 30 of these viruses are sexually transmitted. HPV is not only transmitted by vaginal, anal, or oral sex, but also skin-to-skin contact.