Apr 19, 2018
Bell's Palsy is caused by an irritation to the facial nerve leading to paralysis of the facial muscles. This is seen as a drooping on one or both sides of the face. The causes can be anything that irritates the nerve including increased swelling or inflammation, a virus (sometimes from a cold or flu), or sometimes thought to associate with something too hot or too cold irritating the face. It can sometimes also happen during pregnancy due to the increased swelling throughout the body and face. It affects approximately 40,000 Americans each year.
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