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 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 ...

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 ...

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 ...

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 fluid-filled blisters caused by herpes simplex virus (HSV), usually HSV-1. They often last 7 to 10 days, with tingling or burning about 24 hours before. Home remedies like lemon balm, ...

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 ...

Aldara cream can delay the return of cold sores, but it can cause severe inflammation, according to a report in the journal Clinical Infectious Diseases. Studies in guinea pigs found the cream reduced ...