Cold Sores

Cold sores often begin with a tingling or burning sensation before tiny blisters start on or near the lips. A cold sore is usually gone within a week or two and can be really upsetting while it lasts.

This section provides information on what causes cold sores, what to do if you have a cold sore, how to prevent another attack of cold sores, as well general information on cold sores.

Cold Sores – General Information

Cold sores often begin with a tingling or burning sensation before tiny blisters start on or near the lips. A cold sore is usually gone within a week or two...

Preventing Another Attack of Cold Sores

Keep out of wind as much as possible. If you ride a bike, wrap a scarf around the lower part of your face. Use sunblock if you find sunshine provokes...

What Causes Cold Sores?

Cold sores are caused by a virus called herpes simplex 1 (HSV1) and herpes simplex 2 (HSV2). (Herpes simplex viruses also cause genital herpes.) Two-thirds of the adult population worldwide...

What to Do If You Have a Cold Sore

Get early treatment. The earlier you treat a cold sore, the better. In fact, the best time to start treatment is as soon as you feel the tell-tale tingle. The...
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