Cold sores occur around the mouth area and resemble blisters or a cluster of blisters. Carlos Ciudad Photography/Getty Images Cold sores are caused by the herpes simplex virus (HSV-1), which is very ...

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 ...

While cold sores are not dangerous, they can be irritating — especially if you suffer from frequent outbreaks. Although they most commonly appear around the lips and mouth, cold sores can spread to ...

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 ...

Anyone who has suffered from a cold sore outbreak can attest that the experience is far from pleasant. A small canker-like sore develops somewhere on the lip, and it continues to grow and become more ...

For the best experience, please enable JavaScript in your browser settings. So, what exactly are cold sores? According to Dr Kakai Kulabusia, a medical immunology ...

A cold sore on the lip can be uncomfortable. It usually heals within a week or two. A cold sore looks like a blister. Other skin issues, like pimples and canker sores can also appear on the lips and ...

For such a ubiquitous plague, cold sores can be mighty shaming. In addition to the indignity of wearing a bulging, weepy blister on your lip, sufferers also must contend with the stigma of its source: ...

In dark skin, cold sores look like small blisters filled with clear liquid. This liquid eventually leaks and causes the sores to crust over. After a while, this crust falls off on its own. People with ...

So, what exactly are cold sores? According to Dr Kakai Kulabusia, a medical immunology specialist, these are small blister-like spots that appear in or around the outside of the mouth and are caused ...