How can a mouthguard help with altitude sickness_

Name: How can a mouthguard help with altitude sickness_
Uploaded: 2012-09-30T21:39:21+00:00
Duration: 1 min 41 s
Channel: mouthguardstore
Description: http://mouthguardstore.com/faqs/how-can-a-mouthguard-help-with-altitude-sickness<br /><br />At night the airway closes and this reduces the amount of oxygen, a mouthpiece can open and stiffen the airway.

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http://mouthguardstore.com/faqs/how-can-a-mouthguard-help-with-altitude-sickness  At night the airway closes and this reduces the amount of oxygen, a mouthpiece can open and stiffen the airway.

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