I know how you feel! I only slept with it for 3 nights so far, and it's torture. It's interesting that you mention about chest pain, and anxiety attacks. On the first two nights, I told my wife that I was having arrhythmias and chest pains from it. Yesterday, my third day, was not too bad. I think t...

I just started using the Resmed S9 3 days ago. I tried the sleepy head software, but for some reason, the AHI shows 0 even though the machine display shows 2.5, and the daily charts are not working either. I just get a spinning question mark as if there is no available data. If it's not too much tro...