Designs in Dentistry
Cold Sores- Painful little creatures
Updated: Jul 17, 2019
What is a cold sore?
A cold sore is a small, painful, raised area of small, fluid-filled blisters. They usually happen where the lip joins the surrounding skin. The blisters are painful and dry up to make a yellow crust which gradually heals in a few days.
Learn why you get them and how to prevent them.