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 ...

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Dear Doctor K: I get painful cold sores in my mouth every couple of weeks. Why do I get them? And what can I do to make them go away faster? Dear Reader: Cold sores are caused by the herpes simplex ...

A stiff neck and sore throat can occur together for many reasons, often due to an infection. Symptoms are typically acute ...

They're called cold sores or fever blisters, but can pop up without the cold or the fever. Unfortunately for those prone to these unsightly blisters, stress, sun exposure or even a visit to the ...

Cold sores are an unhappy fact of life for an estimated 55 million Americans, say health experts. ``Some of my patients know they will get a cold sore whenever they go skiing or to the beach,'' says ...

So it’s understandable that you’d want to do whatever you can to get rid of one if it pops up. If you search online for quick-fix remedies, you may notice one thing in particular keeps popping up: ...

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 ...

This piece is part of “The Cure for Everything:” A series of stories that looks at the breakthroughs, setbacks, and overall status of vaccines and cures for hard-to-treat diseases and viruses, from ...