Which cold sore treatment is best? Whether you call them cold sores or fever blisters, they’re all the same. These painful, itchy bumps that form on the lips and around the mouth make life difficult ...

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 ...

Cold sores, also known as fever blisters, can appear on your mouth or lip and are usually caused by oral herpes or herpes simplex virus type 1 (HSV-1). “It’s extremely ubiquitous,” says Alexandra ...

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 ...

Dear Dr. Gott: I have noticed that a lot of people write to you about cold sores. Valtrex works to totally inhibit them. I have suffered from cold sores since the age of 4. When I was in my early 30s, ...

Cold sores occur on the outside of the mouth and are caused by the herpes simplex virus. Canker sores are blisters inside the mouth that can occur due to injury, nutritional deficiencies, and ...