Medically reviewed by Katlein Franca, MD In some ways, the features of a cold sore vs. a pimple on the lip line are very ...

Cold sores are highly contagious because the virus is easily transmitted through even minor contact with the fluid from the ...

Cold sores, caused by the herpes simplex virus (HSV-1), can be painful and contagious. Preventing outbreaks involves ...

THE herpes simplex virus type 1 is best known as the villain behind the dreaded cold sore. When it’s not triggering eruptions ...

If you feel a cold coming on, the best way to support your immune system and symptoms is to hydrate and rest. Learn what ...

A 5-gram tube of Zovirax cream runs more than $200. A month’s supply of valacyclovir (500 milligrams) tablets costs between ...

They are created by herpes simplex, a virus that sits quietly in nerves around the mouth, only gracing us with its presence in the form of a cold sore when the body's immune system is weakened by ...

Cold sores are caused by the herpes simplex virus (HSV) which is often transmitted from person to person during kissing. Once it has infected the body, the virus lies dormant, generally being kept ...

QUESTION: I used Zovirax ointment for two decades while I had employer-funded insurance. Once I went on Medicare, I learned ...

Herpes simplex virus type 1 (HSV-1) is normally associated with cold sores – they can be annoying ... a second look at this virus as a growing body of evidence suggests that it can make its ...

Researchers from the University of Colorado Anschutz Medical Campus have discovered how the common cold sore virus, HSV-1, enters the brain and identified specific brain regions vulnerable to ...

Researchers at CU Anschutz offer new insights into the long-term effects of HSV-1 infection. Herpes simplex virus type 1 (HSV-1), the cause of the common cold sore, can spread into the central nervous ...