Human Herpes virus 1 (HHV1) OR Herpes simplex virus 1 (HSV1) is the virus that commonly infects inside and around the mouth causing herpes labialis (oral herpes).
Human Herpes virus 1 (HHV1) OR Herpes simplex virus 1 (HSV1) is the virus that commonly infects inside and around the mouth causing herpes labialis (oral herpes).