This may help you fall asleep more easily. This machine delivers a lower pressure upon exhalation so that breathing out is easier. BiPAP machines are often larger and heavier than CPAP machines and retesting in a sleep lab is often required in order to obtain the correct pressure settings. Cold Nose Air cools as it moves through the hose tubing. To reduce heat loss, try putting your hose under your bed covers.
Some people find that the mask fits better if they sleep with their dentures in.
To combat feelings of claustrophobia or difficulty breathing, spend some time practicing with your CPAP machine. Try using it while awake during the day, like when you are watching television or reading. You may try wearing the CPAP device for only a few minutes and gradually increasing the time you spend breathing with it. If this tip does not help, try some relaxation exercises either through a self-help book or a tape or from a trained professional. Remember to be patient.