How are canker sores and cold sores different? Cold sores are contagious. They are fluid-filled blisters and they may burst and liquids ooze and form a crust. They usually disappear in 5 to 10 days ...

At the moment pharmacists are restricted to diagnosing and treating 21 illnesses including acne, allergies and hay fever, canker sores, cold sores, fungal infections, headaches, heartburn ...

Purdue Landscape Report: Dieback and canker diseases caused by Botryosphaeria, Sphaeropsis, Diplodia and other closely related fungal pathogens are exceptionally common on woody landscape plants. This ...

Cold sores, or fever blisters, are precisely herpes simplex virus type 1 (HSV-1) that appear as fluid-filled blisters around the lips that can also develop on the chin, cheeks or inside the nostrils.

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 ...

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

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

Now that cold and flu season is upon us, our wellness editors are using these hacks to avoid sickness and stay healthy.

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

Here's what experts say about using antibiotics to treat the common cold — and why you can still catch one in the summer.