Sometimes people will have triggers that are personal to them, says Adigun. “For example, spicy foods may be a trigger for someone. But more than likely spicy foods may be just for them, whereas we ...

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 ...

Waking up with a spot on your lip is never a good feeling. Often cold sores or pimples are to blame, though telling the difference isn't always easy. They can look similar on the surface, but their ...

Q: What causes canker sores? Why would I have a sudden outbreak of them in my mouth? A: There are several theories about what leads to canker sores, those painful ulcers that form inside the mouth, on ...

Did you know that a person with a cold sore could be contagious for 15 days? Cold sores are a group of tiny, painful blisters caused by the herpes simplex virus (HSV1, HSV2). They’re also called fever ...

DEAR DR. ROACH: What do you recommend to reduce healing time for cold sores on the lip? These flare-ups are so frustrating because they can take so long to heal. Is anything available that is better ...

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 ...