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Bell's Palsy

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.

By	Healthwise Staff
Primary Medical Reviewer	Anne C. Poinier, MD - Internal Medicine
Specialist Medical Reviewer	Colin Chalk, MD, CM, FRCPC - Neurology
Last Revised	July 20, 2011

WebMD Medical Reference from Healthwise

Last Updated: July 20, 2011

This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.