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The first sign of a cold sore is a tingling, burning or itching. This is followed by swelling and redness. Within 24 to 48 hours, one or more tiny bl...

I found this excerpt online. Read more by clicking on this link
http://www.simplestepsdental.c...

The first sign of a cold sore is a tingling, burning or itching. This is followed by swelling and redness. Within 24 to 48 hours, one or more tiny blisters ("fever blisters") appear. These blisters pop and form painful sores ("cold sores"). The sores eventually are covered by crusts. The crusts are shed and form again while the sore heals.

Cold sores are a form of herpes. It is not uncommon to get them. Cold sores are just an "outbreak" like the herpes virus in the genital area. It does happen that some people have more than one cold sore at a time, but probably not as common as just one. Use over the counter treatment to aleviate the pain and to help it diminish quicker.

Herpes is treatable, but not curable. As I said, herpes and cold sores are...

Cold sores are a form of herpes. It is not uncommon to get them. Cold sores are just an "outbreak" like the herpes virus in the genital area. It does happen that some people have more than one cold sore at a time, but probably not as common as just one. Use over the counter treatment to aleviate the pain and to help it diminish quicker.

Herpes is treatable, but not curable. As I said, herpes and cold sores are from the same virus. The difference is that one is on your face/lip area, the other is in your genital region.