Genital herpes infections look like a rash composed of small blisters or ulcers (round areas of broken skin) on the genitals. Each blister or ulcer is typically only 1 to 3 millimeters (1/32 inch to 1/8th inch) in size, and the blisters or ulcers tend to be grouped into crops. Read about genital herpes in women symptoms, signs, home remedies, medication, transmission, tests, and more. HSV causes genital herpes by entering the skin or mucous membranes through microscopic breaks in the skin and mucous membranes. Genital herpes is a common sexually transmitted disease that is caused by the herpes simplex virus. Genital herpes can be spread even when there are no visible ulcers or blisters.
Herpes viruses cause lifelong infection with potential for reactivation or recurrence. Often people refer only to HSV-2 when discussing genital herpes, but both types can cause infection in the genital area. Genital herpes is caused by a virus, the Herpes Simplex Virus (HSV -mostly type 2sometimes type 1which usually causes infection of the lips and mouth).