Time will heal: This could be a cold sore, but it is more likely a fever blister or an aphthous ulcer, which can occur due to light trauma like biting your lip. The best thing to do is give it time and avoid biting on it to allow it to heal. If it persists I would recommend to see an MD
Answered 9/28/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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