Bell's palsy
Also called: idiopathic facial paralysis
Sudden weakness in the muscles on one half of the face.
- Treatable by a medical professional
- Requires a medical diagnosis
- Lab tests or imaging often required
- Short-term: resolves within days to weeks
- Critical: needs emergency care
Bell's palsy may be a reaction to a viral infection. It rarely occurs more than once.
Bell's palsy is characterized by muscle weakness that causes one half of the face to droop.
Bell's palsy usually resolves on its own within six months. Physical therapy can help prevent muscles from permanently contracting.
Rare: Fewer than 200,000 US cases per year
Consult a doctor for medical advice
Sources: Mayo Clinic and others. Learn more
Bell's pal·sy
Bell's pal·sy/ˈbelz ˌpôlzē/
noun
paralysis of the facial nerve causing muscular weakness in one side of the face.
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Mar 15, 2024 · Bell's palsy is a condition that causes sudden weakness in the muscles on one side of the face. Often the weakness is short-term and ...
Bell palsy is an unexplained episode of facial muscle weakness or paralysis. It begins suddenly and can get worse over 48 hours.
Jul 19, 2024 · Bell's palsy is a neurological disorder that causes paralysis or weakness on one side of the face.
Bell palsy is a disorder of the nerve that controls movement of the muscles in the face. This nerve is called the facial or seventh cranial nerve.
Bell's palsy is a condition that causes temporary facial paralysis. It usually only affects the muscles on one side of your face.
Aug 17, 2023 · Bell palsy is the most common peripheral paralysis of the seventh cranial nerve with an onset that is rapid and unilateral.
Nov 14, 2023 · Bell's palsy is when you suddenly have weak or paralyzed muscles on one side of your face. It usually causes a drooping mouth, eyebrow, and ...
Bell's palsy is temporary weakness or lack of movement that usually affects 1 side of the face. Treatment with steroids can help and most people get better ...
Bell's palsy is an acute idiopathic paralysis of the face caused by dysfunction of the facial nerve. The pathogenesis is believed to be viral (most often herpes ...
Jun 22, 2022 · Bell's palsy is a non-progressive neurological disorder of the facial nerve (7th cranial nerve). This disorder is characterized by the sudden ...