Medically reviewed by Sanja Jelic, MD Key Takeaways Cold air from the CPAP machine can mean the humidifier isn't working ...

A CPAP machine is a medical device often recommended to folks who have sleep apnea or other disruptive sleep conditions. Wearers place a mask over their nose and mouth to deliver a continuous stream ...

Use a chin strap with your CPAP machine to keep your mouth closed and prevent dry mouth. If you breathe through your mouth, switch to a full-face CPAP mask that covers both your nose and mouth.

Loud snoring at night. Pauses in breathing followed by gasps for air while you’re asleep. Excessive daytime fatigue. Frequent nodding off in front of the TV or even when behind the wheel of a car.