Thanks for the detailed and thorough response! But it's also worth remembering: If you wake up and realize the mask is off and the night's not over, put the mask back on before going back to sleep. You seem to be doing that already. I've noticed I tend to think that its morning already when I wake u...

I recently bought a used CPAP (airsense 10) without a sleep test. I have previously been waking up gasping for air quite frequently so I knew I needed CPAP and all sleep centers near me were booked for the next 6 months. Since I don't have any doctor recommendations, I have been trying to dial in my...