What is a sleep study? A sleep study, also known as a polysomnogram, is a diagnostic test that monitors various body functions while a person is asleep. It is most commonly used to diagnose sleep ...

If you snore and make loud gasping noises during sleep, only to wake up in the morning feeling tired, you may have sleep apnea, a common sleep disorder characterized by temporary pauses in breathing.

Nearly 54 million US adults are believed to suffer from obstructive sleep apnea (OSA), which occurs when muscles in your throat relax and repeatedly block your airway, causing you to stop breathing as ...