Cold Sores

Cold Sores – What You Should Know

Overview
Cold sores are small blisters that usually form around the lips or mouth. They are caused by the herpes simplex virus (HSV-1) and tend to resolve on their own. While not considered dangerous, they can be uncomfortable or cause concern.

What Causes Cold Sores?

Cold sores are caused by HSV-1, a common virus that can remain dormant in the body and reactivate from time to time. Triggers may include:

• Stress
• Fatigue
• Illness
• Sun exposure
• Hormonal changes

How Cold Sores Spread

HSV-1 can spread through:

• Kissing or close personal contact
• Sharing eating utensils, lip balm, or towels
• Touching the affected area and then touching another surface or person

Common Symptoms

Cold sore symptoms can vary, but may include:

• Tingling or itching sensation
• Small fluid-filled blisters
• Redness or swelling
• Mild discomfort or sensitivity

Self-Care Tips

Cold sores often improve within 7 to 10 days. The following tips may help manage symptoms:

• Apply a cool compress to reduce swelling
• Avoid touching or picking at the sores
• Keep the area clean and dry
• Identify and avoid potential triggers where possible

When to Seek Medical Advice

It is best to speak with a healthcare professional if:

• Sores occur frequently or are severe
• Healing is slow or incomplete
• You experience other symptoms such as fever or swollen glands
• You are unsure if the symptoms are related to cold sores