I have the same problem. I'm running at 8cmH20 but I have severe gastric insufflation. It is not aerophagia, I'm not actually swallowing air. I did a simple test : brought the CPAP machine in the living room and watched a movie while getting therapy.... while making sure I was not swallowing anythin...

It could be too tight OR you're tongue thrusting... Make sure it's not too tight but it you continue to experience the problem, you're like me : you push your teeth with your tongue because you need to hold the air in. I've had this issue since Day 1... Last week, my dentist made me a retainer and I...

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