Quadex Labs has introduced Viroxyn Professional Use, a single application cold sore product available exclusively through healthcare professionals. The patented no-touch system contains 7.5% ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. What causes canker sores and how can you get rid of them? Experts weigh in. (Photo: Getty Images) (Getty Images/iStockphoto) ...

Cold sores are small, painful, fluid-filled blisters or sores that appear on the lips, mouth or nose that are caused by a virus. They're ugly. They're painful. And they often hang around for days.

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 blisters that usually appear on the lips or around the mouth. The herpes simplex virus causes cold sores, and while there is no cure, cold sore creams can ease symptoms and slightly ...

Cold sores, or oral herpes, are blisters that form on or near the lips, nose, or mouth. In some cases, cold sores can form on the tongue. HSV-1 can transmit between people through mouth-to-mouth ...

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 ...

Cold, dry weather can cause lip irritation, cracking, and cold sores. Blistex offers several over-the-counter products to treat cold sores and moisturize lips. Using antiviral creams at the first sign ...

A canker sore—a painful white ulcer inside the mouth—might be brought on by stress. Or the wrong toothpaste. Or certain foods: tomatoes, peanuts, cinnamon. Or an iron deficiency. Or an allergy. Or a ...

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 ...

Before you try to cover up a cold sore, there are some pretty important hygiene and application tips to keep in mind. Share on Pinterest Photographer, Basak Gurbuz Derman/Getty Images The herpes ...