Cold sores could be a thing of the past for one in five sufferers. A revolutionary infrared device where light travels through cells making them more resistant to viruses ...

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.

The first vaccine to protect against the herpes virus that causes cold sores could soon be on the market. The jab could eventually be given as routinely as the measles vaccination in childhood ...