Bell Palsy is a facial paralysis that usually occur on one side of person's face. The syndrome is due to an injury of the facial nerves. There are several conditions that can cause bell palsy. The causes are:

Stroke, Lyme Disease, and Brain Tumor.

People who suffer from bell palsy will experience:

Facial Pain, Drooling, Loss of taste, Drooping or Sagging mouth, Inability to close the eye or smile.