Fever blister

Fever blister Cold sores and fever blisters are annoying, small, painful blisters on the lips and nearby skin, including in the nose and mouth. They usually appear during physical illness or emotional stress.

Preventing Cold Sores: Tips for a Happy (and Pain-Free) Holiday Season Bothersome, Painful, Annoying. These are just the few of the words that describe cold sores, also known as fever blisters. They can appear on your lips, mouth, and nose, and teenagers and young adults...