Pain, tingling, itch: Many people describe either pain, tingling, or itching, beginning as much as a full day before the cold sore actually comes out. They know a cold sore is coming before there's any redness, swelling, or blistering.
Answered 9/28/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
8 doctors weighed in across 2 answers
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