Earlier quoted context omitted.
Does it bother you at all while sleeping?
I just started a about a month ago, and let me share my experiences that I don't see others report often in response to this question. (The responses are out there, but they are harder to find) There are many "masks" available - from covering the face to a nose mask to a tube under the nose (like an oxygen, but with a much fatter tube, including running up the sides of the face to the 1-1.5 inch diameter tube that ru…
I use a full face mask (Resmed thing). It has one hose connected to the center of the mask. I'm able to sleep on either side (side sleeper by preference). My pillow doesn't interact with the centrally-located hose.