Bell's palsy is a sudden weakness or paralysis on one side of the face. It is usually a temporary condition however, recovery rate decreases with increasing age.
Bell's Palsy: Facial Droop
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The exact cause of Bell's palsy is unknown. It occurs as a result of pressure on the nerve, or an infection or inflammation in the nerve.
Pressure may be caused by:
- Tumors or cancers pressing on the nerve
- Trauma from head or facial injuries
Nerve infections include:
Last reviewedFebruary 2014by Michael Woods, MD
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.