![]() ![]() get Bell’s Palsy every year, the National Institute of Neurological Disorders and Stroke says. They tend to fully disappear after three to six months, but it’s possible that a person can continue to have issues beyond that.ĭoctors aren’t totally sure what causes Bell’s Palsy, but some think that a viral infection like viral meningitis or herpes simplex (the virus that causes the common cold) is to blame.Ībout 40,000 adults in the U.S. The symptoms typically get worse for 48 hours after they start, and then get better after two weeks. Other symptoms include twitching, drooping of a person’s eyelid or corner of their mouth, drooling, an issue tasting food, and excessive tearing in one eye. Symptoms vary by person, but they can range from a mild weakness to a total paralysis of a person’s face. It typically affects one side of the face, but it can impact both sides of a person’s face.īell’s palsy is not related to stroke and is the most common cause of facial paralysis, the National Institute of Neurological Disorders and Stroke says. When a person develops Bell’s palsy, there’s an “interruption” in the messages the brain sends to the facial muscles, and weakness or paralysis results. Each facial nerve dictates the movement of the muscles on that side of the face and control things like blinking and smiling. Play icon The triangle icon that indicates to playĪccording to the National Institute of Neurological Disorders and Stroke, Bell’s palsy is a form of temporary facial paralysis that’s caused by damage or trauma to a person’s facial nerves, which run up each side of the face. ![]()
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