President Joe Biden has started using a machine to treat his sleep apnea. What is it and what causes it? Here's what to know about the sleep disorder.

Biden has started using a continuous positive airway pressure, or CPAP, machine at night to help with sleep apnea, the White House said Wednesday after indents from the mask were visible on his face.

President Joe Biden, who has a long history of sleep apnea, is using a CPAP machine to help him sleep better at night.

President Joe Biden has begun using a CPAP machine to deal with sleep apnea, the White House confirmed Wednesday. CPAP -- which stands for continuous positive airway pressure -- is a machine that uses ...

Lines from the CPAP machine—used to treat sleep apnea—were visible on Biden’s face earlier this week.

The White House confirmed Wednesday that President Joe Biden has recently started using a CPAP machine to address his sleep apnea.

President Joe Biden has begun using a CPAP machine to deal with sleep apnea, the White House confirmed Wednesday.

White House officials confirmed Wednesday that President Biden has started using a CPAP machine over the last few weeks to deal with sleep apnea, The New York Times reported.

Regular use of a continuous positive airway pressure or CPAP machine could improve the sex lives of people with obstructive sleep apnea — especially women, a new study says.

Learn about the different types of CPAP machines available online and how to choose the best one.

Doctors say the machine that helps some people with sleep apnea keep their airway open at night won't be enough to help an ill COVID-19 patient breathe and could spread the coronavirus to bystanders.