Dating herpes cold sores contagious
A person can spread the virus to someone else a few days before the sore appears until the sore is completely healed.
Cold sores can also be spread to other areas of the body.
, sometimes called fever blisters, are groups of small blisters on the lip and around the mouth.
Often the first sign of a cold sore is a spot that tingles, burns, or itches. The skin around the blisters is often red, swollen, and sore. The herpes simplex virus usually enters the body through a break in the skin around or inside the mouth.
Recurrent cold sores usually develop where facial skin and the lip meet.
It can cause a high fever and blisters throughout the mouth, which can interfere with the ability to eat.