Blocked or narrowed airways in your nose, mouth, or throat can cause sleep apnea. Your airway can become blocked when your throat muscles and tongue relax during sleep.
| By | Healthwise Staff |
| Primary Medical Reviewer | William H. Blahd, Jr., MD, FACEP - Emergency Medicine |
| Specialist Medical Reviewer | David Messenger, MD |
| Last Revised | December 13, 2010 |
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