This article gives you the key facts you need to know about Bell's palsy — including the causes, symptoms and treatment of Bell's palsy. Bells palsy typically occurs suddenly and without warning. The primary symptoms of Bell's palsy are a droopy appearance of the face and mouth.
Bell's palsy causes temporary facial paralysis. Find out more Your smile is one- sided, and your eye on that side resists closing. Bell's palsy.
Every year, around 40,000 Americans experience sudden facial paralysis due to to move your facial muscles by lifting your eyebrow, closing your eye, smiling.