Do you have to use your machine every night? NO! Knowing that involuntary habits can actually be retrained made me wonder if the Bipap/Cpap therapy is something that needs to be continued indefinitely. My answer to that question (in my case) is an emphatic No! I began my test to find this important fact was true by discontinuing my nightly practice of lacing up my mask and pushing the start button on my machine. For two weeks I refrained from using my machine in order to establish a starting point with the number of episodes the first night I returned…