Herpes Simplex Virus

Herpes simplex virus 1 and 2 (HSV-1 and HSV-2), are two members of the herpes virus family.

Herpes virus, generally infect humans . It clears up without treatment within 7-10 days. The herpes simplex virus (HSV-1) is usually responsible for cold sores.

In rare cases, cold sores can also be caused by the herpes simplex virus type 2 (HSV-2). This can be a result of having oral sex with someone who has genital herpes. The herpes simplex virus, is highly contagious and can be easily passed from person to person by close direct contact. After someone has contracted the virus, it remains dormant (inactive) for most of the time. Although the virus can be activated by certain triggers, resulting in an outbreak of cold sores. These triggers vary from person to person but can include fatigue, an injury to the affected area.