VIRAL-INDUCED COLD SORES ON THE MOUTH: HSV-1 Herpes simplex virus 1 (HSV-1) is part of the Herpesviridae family that includes HSV-2, genital herpes. See “Viral-Induced Genital Sores: HSV-2” below. Cold sores on the lips can be painful and annoying because they’re so visible, and it can feel as if your life is on hold until they’re gone. Although Each person’s symptoms are unique, but there’s usually a warning itching or tingling sensation, redness, or swelling at the site where the sore will app

Differences Between Hsv1 and Hsv2 The main differences between HSV-1 and HSV-2 are their typical location and frequency of outbreaks. Both are lifelong viruses that cause sores and are spread by skin-to-skin contact. **HSV-1** is most commonly associated with **oral herpes** (cold sores around the mouth), but it can also cause genital herpes through oral sex. It often causes a milder initial outbreak and may recur less frequently in the genital area. **HSV-2** is almost exclusively the cause of