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.

Young man with cold sore and plaque on his teeth

Vaseline Lip Therapy on a Cold Sore

Published Aug,14 2017 | By Heather Hitchcock

Cold sores, also called fever blisters, are small, fluid-filled blisters on a raised, red area typically around the mouth. Exposure to the herpes simplex virus causes cold sores to appear, and there is no cure for the virus.