When people experience the effects of OSA, do they wake up after feeling low on oxygen, or can it go unoticed an be

When people experience the effects of OSA, do they wake up after feeling low on oxygen, or can it go unoticed an be fatal?

Posted on March 12, 2013 by in Question. Comments Off on When people experience the effects of OSA, do they wake up after feeling low on oxygen, or can it go unoticed an be