Bell's palsy causes paralysis or weakness of the muscles on one side of the face. It results from facial nerve paralysis that causes the affected side of the face to appear flat, expressionless, or droopy. Taste sensation and tear or saliva production can also be affected.
ByHealthwise Staff Primary Medical ReviewerAnne C. Poinier, MD - Internal Medicine Specialist Medical ReviewerColin Chalk, MD, CM, FRCPC - Neurology
Current as ofMarch 12, 2014
WebMD Medical Reference from Healthwise
March 12, 2014
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