Lip swelling: Lip swelling can result from a number of things. Recent sun exposure could cause lip swelling. Allergic reactions to food, lip stick, a hiost of other things could. If the lip swelling is associated with tongue swelling call 911. Watch your salt as that can cause lip and facial swelling. Insect bites can cause this-look for a bite mark. Localized swelling could be a small salivary gland blocked.
Answered 8/20/2016
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