What is Herpes? Herpes is a viral infection caused by the herpes simplex virus (HSV) or varicella-zoster virus (VZV). It is a highly contagious condition that can be transmitted through skin-to-skin contact or sexual intercourse. Herpes can cause painful blisters or sores on the skin or mucous membranes of the mouth, lips, genitals, or anus,
March 12, 2023