Thanks everyone! This is the most helpful and caring forum I have ever posted on! To clarify, I have never been diagnosed with OSA, this is all new for me, although I am open to the possibility that it could have been developing all along as John B suggested. Also, Julie I think you may be onto some...

I am a young man in my early 30's - in pretty good physical shape - not obese, and don't have any chronic diseases as far as I know. All of the sudden about a week ago I started having some serious breathing problems while falling asleep (or should I say TRYING to fall asleep). As I am drifting off ...