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 ...

So, you have a cold sore, otherwise known as oral herpes. These fluid-filled blisters often found on or around the mouth are not only painful, they may also inflict feelings of shame. “People hear ...

Dry, chapped, itchy lips can be uncomfortable. Learn the most-common causes of itchy lips, plus ways to find relief.

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

It's no secret that cold sores tend to pop up during periods of stress and then take another two or three weeks to go away. But new research offers a clearer understanding of why stress, illness and ...

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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 ...

“Why are my lips tingling?” probably isn’t in your Google search history as often as other health questions, like “What helps a sore throat?” for example. At the same time, tingling lips is probably ...

Can Ulcerative Colitis Cause Mouth Sores? Ulcerative colitis (UC) is a type of inflammatory bowel disease (IBD). UC is a chronic (lasting and persistent) condition that mainly affects the colon, part ...

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 ...