A nasal cold sore typically causes a burning sensation and blisters. Treatments like ointments and home remedies may help reduce symptoms. Cold sores are caused by the herpes simplex virus.

Waking up with a spot on your lip is never a good feeling. Often cold sores or pimples are to blame, though telling the ...

Scientists have a new target to prevent cold sores after University of Virginia School of Medicine researchers discovered an unexpected way the herpes virus re-activates in the body. The finding could ...