(Sarah of the Clue Crew holds a CPAP device at the Sleep Research Center at Stanford University.)  Stanford is running a trial of the CPAP device, which provides continuous positive airway pressure to help this chronic condition where breathing is interrupted
Learn how CPAP masks and machines help treat obstructive sleep ... You may 
have heard a little about continuous positive airway pressure (CPAP) therapy, but 
... CPAP devices are the most commonly used treatment options for ... chronic 
daytime drowsiness and restless sleep to heart disease and stroke.