Dermatological

Cold Sores

HSV-1 vesicles around the lips.

Overview

HSV-1 vesicles around the lips.

Also known as: herpes labialis

In-depth guidance

A structured clinical overview of Cold Sores — symptoms, red flags, causes, and care pathways — is being prepared by our clinical reviewers. In the meantime:

⚠ When to seek urgent care

Sudden severe symptoms, breathing difficulty, chest pain, confusion, fainting, severe bleeding, or any rapidly worsening illness need urgent assessment. Call your local emergency number.