Is there anything more you can tell us, e.g. do you take any meds and have you looked into side FX that might affect your sleep? Does your mask feel comfortable? Are you aware of leakage when it's on? Do you mouth breathe? Have you ever tried raising your pressures? The min. is the one that 'does' ...

I was diagnosed with apnea a few years ago, and having been using a machine (philips respironics dreamstation, with a dreamwear under the nose mask) for over a year with little success. In general I have had no issues falling asleep or using the machine in general, however I can count on one hand th...