Cold Sore Relief: Prevention, Home Cures & Faster Healing

Stopping a cold sore from forming involves early intervention with vitamins, ice, or salt. Learn how to reduce fever blister swelling and manage symptoms safely while breastfeeding or dealing with flu-like symptoms.

Sunlight & Cold Sores

Published Aug,14 2017 | By Jessica McCahon

Cold sores are caused by the herpes simplex 1 virus, which people usually catch in childhood or early adulthood, says the American Dental Association. The first outbreak may cause fever and mouth ulcers and some people go on to develop cold sores in later life.