Bell's palsy is a form of temporary facial paralysis resulting from damage or trauma to the facial nerves. The facial nerve is also called because the seventh cranial nerve travels through a narrow bony canal called the (Fallopian canal). Bell's palsy is named after Sir Charles Bell. Say no to plagiarism. Get a tailor-made essay on "Why Violent Video Games Shouldn't Be Banned"? Get an original essayA 19th century Scottish surgeon who described the facial nerve and its connection to the condition. Generally, Bell's palsy affects only one of the paired facial nerves and one side of the other face, however, in rare cases, it can affect both sides. Because the facial nerve has so many functions and is so complex, damage to the nerve or disruption of its function can lead to many problems. The symptoms of Bell's palsy can vary from person to person and range in severity from mild weakness to total paralysis. These symptoms may include twitching, weakness, or paralysis on one or rarely both sides of the face. Other symptoms may include drooling, dry eyes or mouth, change in taste, and excessive watering in one eye. Bell's palsy occurs when the nerve that controls facial weakness or paralysis. However, it is not known exactly what causes this damage. The painful areas are located in the ears. Bell's palsy affects approximately 40,000 Americans each year. It affects men and women equally and can occur at any age, but is less common before age 15 or after age 60. It disproportionately attacks people who suffer from diabetes or upper respiratory disorders such as the flu or cold. A diagnosis of Bell's palsy is made based on the clinical presentation, including a distorted facial appearance and inability to move muscles on the affected side of the face, and by ruling out other possible causes of facial paralysis. There is no specific laboratory test to confirm the diagnosis of the disorder. Bell's palsy affects each individual differently. Some cases are mild and do not require treatment as symptoms usually go away on their own within 2 weeks. For others, treatment may include medications and other treatment options. Bell's palsy usually resolves on its own within six months. Please note: this is just an example. Get a custom paper from our expert writers now. Get a Custom Essay Physical therapy can help prevent muscles from contracting permanently. There is no specific test for Bell's palsy. The cause of Bell's palsy is still unknown. The doctor will only look at your face and ask you to move your facial muscles by closing your eyes, raising your forehead, showing your teeth, and frowning, among other movements.