A member asked:

How long from the point of tingling, will a cold sore appear on your lip?

6 doctors weighed in across 2 answers

Usually a day: Classic "prodrome", tenderness, tingling, itching within about 18-24 hours before outbreak.

Answered 3/26/2013

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Next day: Within my experience, people complain about tingling (on a lip or elsewhere; wherever they happen to get their sores) or itching, or pain, about one day before the sore appears.

Answered 2/2/2017

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