A full face mask style device that covers your mouth and nose also may work well for you.
Cpap nose pillows mouth breathing.
When the mouth opens the jaw becomes free to move and it may shift the tongue back into the throat especially when sleeping on the back.
So when it s bedtime sit on your bed and place mask on your face with straps loose.
Conversely with the mouth closed the air delivered from cpap isn t rerouted but travels through the respiratory airway.
These air leaks often awaken users causing sleep fragmentation.
To help reduce mask leak remember to do your final fit and adjustment while laying in bed in your normal sleeping position.
Discover how to avoid mouth breathing by opening the nose using a chinstrap and adjusting device settings.
If you breathe through your mouth at night or sleep with your mouth open some cpap devices may worsen dry mouth.
Mouth breathing allows for air leaks that compromise cpap efficacy as air delivered through the nose exits the open mouth before reaching the respiratory airway.
This may require some accommodations.
Although mouth breathing is a common characteristic among those with sleep apnea many will find that sufficient airflow delivered via cpap can open the nose up.
A chin strap may help keep your mouth closed and reduce the air leak if you wear a nasal mask.