My issue is I can't even sleep without it anymore. I used to be accustomed to the constant waking (since you have low O2 you typically forget), but I've had it

My issue is I can't even sleep without it anymore. I used to be accustomed to the constant waking (since you have low O2 you typically forget), but I've had it for over 10 years now, so if I try to sleep without it I wake up constantly with my heart racing / gasping.