Herpes labialis

Herpes labialis infections

Herpes labialis (cold sore) is an infection that appears on your lips, caused by a virus called type 1 herpes simplex virus (HSV-1), which is responsible for those painful sores on your lips. The herpes virus is hidden in a dormant state inside a living host cell: once outside its ‘habitat’ and without the asisstance of the living cell, it does not survive.

Who is affected - • The majority of population in the Western world produces antibodies against type…