Add Yahoo as a preferred source to see more of our stories on Google. Anyone who’s ever developed a cold sore knows just how painful and annoying they can be. Often, the unwelcome guests don’t come ...

Add Yahoo as a preferred source to see more of our stories on Google. Cold sores occur around the mouth area and resemble blisters or a cluster of blisters. Carlos Ciudad Photography/Getty Images Cold ...

A cold sore is a group of small, painful blisters (ulcers) on your face caused by the herpes simplex virus (HSV). Although they typically show up around the outside of your mouth, you can also get ...

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 ...

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 ...

Is it a cold sore or a fever blister? You have a tiny, clear, and fluid-filled blister or group of blisters on your lip, it might itch, tingle, or burn. Is it a cold sore or fever blister? Technically ...

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 ...

Cold sores are common infections in children. They’re also called fever blisters, oral herpes, or herpes labialis. Despite their name, cold sores don’t have anything to do with colds. Cold sores are ...

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 ...

It can be tempting to pop a cold sore. However, popping a cold sore releases infectious fluid from inside the blister, increasing the risk of further cold sores, infection, and scarring. In this ...

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 ...