Bell's palsy is a condition in which the muscles on one side of your face become weak or paralyzed. Symptoms can shift from mild to serious. They may include muscle jerking, shortcoming, or all out loss of the capacity to move one or occasionally the two sides of the face. Different side effects incorporate hanging of the eyelid, an adjustment in taste, pain around the ear, and expanded affectability to sound. The reason for Bell's paralysis is obscure. Risk factors include diabetes and an ongoing upper respiratory tract disease. Many accept this is because of a viral contamination that outcomes in expanding. Finding depends on an individual's appearance and precluding other potential causes. Symptoms includes Facial droop and difficulty making facial expressions, such as closing your eye or smiling, Drooling.