Common virus in American adults may put them at risk for Alzheimer's Disease.

A mysterious bump near your lips can be unsettling. Is it a harmless pimple or something more serious like a cold sore? Distinguishing between the two is crucial for effective treatment and prevention ...

While cold sores are not dangerous, they can be irritating — especially if you suffer from frequent outbreaks. Although they most commonly appear around the lips and mouth, cold sores can spread to ...

First, you’re not alone. Up to 80% of American adults have the herpes simplex virus (HSV-1), which can cause cold sores (also known as fever blisters), according to Johns Hopkins. The viral infection ...

Cold sores and canker sores are relatively common, non-threatening blisters in and around the mouth. Here's how to tell the difference between cold sores and canker sores and how to treat each. What ...

Add Yahoo as a preferred source to see more of our stories on Google. Woman with a cold sore When we say "cold sore," you probably know what we're talking about: the annoying red bump on your lip that ...

When you don’t feel well, you want a quick fix. You might be familiar with treatments for allergies or the common cold. But what about cold sores? These fluid-filled blisters commonly found on or ...

Cold, dry weather can cause lip irritation, cracking, and cold sores. Blistex offers several over-the-counter products to treat cold sores and moisturize lips. Using antiviral creams at the first sign ...

Herpes simplex virus (HSV), the virus that causes cold sores, is extremely common. In fact, about two-thirds of people under 50 have it, according to an estimate from the World Health Organization ...