Do you have lung problems other than OSA? Asthma? Emphysema? COPD? Are you a smoker? I would agree, most strongly, w/DreamStalker, you should NOT be sleeping w/o your mask and CPAP on. Doing so just undoes the good of CPAP therapy. CPAP is NOT a cure for OSA. It is a therapy. It REQUIRES the use of...

I have been using CPAP for about 5 months now. I have found that when i do not use cpap (i.e. i am trying to take a nap) it gets very difficult for me to breathe. This has gotten to the stage where if I feel tired in the evenings or the afternoons my breathing becomes laboured. once i put my cpap on...