Also called polysomnography, a sleep study is a test that's used to diagnose sleep disorders. The good news? A sleep study is a routine test and is safe and painless. A sleep study can test for ...

Medicare covers sleep tests for certain conditions such as sleep apnea, narcolepsy, or parasomnia, but limitations may apply.

This may be done in a sleep disorder center or even at home. A polysomnogram -- or sleep study -- is a multiple-component test that electronically sends and records specific physical activities ...

Polysomnography, also known as a sleep study, is a test in which a doctor observes you while you’re sleeping. Doctors use this test to identify possible sleep disorders. A doctor may perform ...