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Cold Sores: Symptoms, Causes & Treatment

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By, Dr. Aanchal Sehrawat, Dermatology

Cold sores are a form of viral infection, also famous as heat blisters. When we have cold sores, tiny blisters with liquid in them form in a area around your lips. The blisters mostly tend to be together in patches. However, cold sores customarily reanimate in about 2 or 4 weeks with a membrane combining where a blisters break, withdrawal no participation of a scar. Antiviral remedy is a many ordinarily prescribed diagnosis for cold sores. Here is all we need to know about cold sores:


1. Itching:

There will be a burning, tingling, prickly feeling in a area around a lips. This competence occur even before blisters form.

2. Blisters:

These blisters tend to be tiny though have a lot of liquid filled in them.

3. Crusting:

This occurs after a ripping and merging of a blisters.

4. Swollen Lymph Nodes:

The lymph nodes might bloat a initial time we get a cold sore.

5. Headache:

This occurs customarily a initial time we have a cold sore. Headaches tend to recede with any memorable part of such sores.


Cold sores are a foul infection caused by a herpes simplex pathogen (HSV), precisely by a HSV-1 virus.


Cold sores customarily go divided in dual to 4 weeks but any treatment. However, certain medication drugs might energise adult a process.

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