Thanks for the encouragement. The first night was a flop. The DME guy told me the ramp wasn't working. Not sure what the ramp is I had the mask on for 1 hr and did not fall asleep. Took it off and went to sleep. The DME company called me the next day and told me they needed to replace the machine as...

HI: Just picked up my equipment today. Will be using it tonight. Didn't really sleep well at the sleep study with this stuff on. Couldn't fall asleep with the mask but eventually did after 2 hours of feeling like I was suffocating.
Worried that I won't sleep tonight.