Dangers of sleep apnea

The not-so-silent killer

Ronald Popper
Obstructive Sleep Apnea (OSA) is a disorder in which patients snore and hold their breath (apnea) during sleep.
Patients with OSA have extra tissue in their upper airway from the nose to the vocal cords. The airway of patients is also loose, floppy and more easily collapsible than the airway of persons without OSA. The OSA patient has to work harder to get air past the extra tissue and into the lungs.
When a patient stops breathing because the airway is obstructed, the oxygen level...

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