Cold sores and angular cheilitis can look somewhat similar, but they’re two different conditions. Learn more.

Cold sores are common, and they can sometimes appear under the nose. Learn about the symptoms, causes, treatment, and prevention of cold sores under the nose.

Understanding the differences between colds, flu, and RSV can help in identifying the illness you're dealing with, the ...

EXCLUSIVE: Many fans have been speculating that certain contestants have cold sores. The Mirror US spoke with medical experts ...

The cold sore-causing Herpes Simplex Virus (HSV-1) hijacks human cells and reconfigures its DNA within just an hour after infection, according to a new study that may help tackle the pathogen. Viruses ...

Get fast sore throat relief with these 15 instant remedies. Learn natural and effective methods to eliminate throat pain and ...

The cold sore-causing Herpes Simplex Virus (HSV-1) hijacks human cells and reconfigures its DNA within just an hour after infection, according to a new study that may help tackle the pathogen.

A mouth ulcer is a painful and typically small lesion that develops in the mouth. Discover causes, how it compares to a cold sore, prevention tips, and more.