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 ...

Cold sores are irritating red blisters that typically form on the face, usually around the mouth. They can be painful and not ...

If you’ve ever had a cold sore, you're familiar with the first hint of trouble. A tingling signals an unwelcome visitor is about to make an appearance, usually at the worst possible time. Soon, a ...

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 ...

What is the difference between a canker sore and a cold sore? Canker sores and cold sores are common but distinct oral ...

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 ...

So, you have a cold sore, otherwise known as oral herpes. A cold sore is “a reactivation of a latent herpes simplex virus infection,” says Adigun. People who get cold sores were once infected with the ...

A nasal cold sore typically causes a burning sensation and blisters. Treatments like ointments and home remedies may help reduce symptoms. Cold sores are caused by the herpes simplex virus. This ...

Like acne, a cold sore outbreak can be a frustrating dilemma that makes everyday activities (like eating, drinking and talking) cumbersome. Thankfully, the best products can help eliminate some pain ...