Polysomnography (sleep study) - Mayo Clinic
Jan 1, 2025 · Polysomnography records your brain waves, the oxygen level in your blood, and your heart rate and breathing during sleep. It also measures eye and leg movements. A sleep …
Sleep Study: What It Is, What To Expect, Types & Results
Feb 10, 2023 · A sleep study, formally known as a polysomnogram (pronounced “poly-som-no-gram”), is a diagnostic test that tracks and records how multiple body systems work while …
Sleep Study (Polysomnogram): What to Expect - Verywell Health
Oct 22, 2025 · A sleep study, called a polysomnogram, is a test used to help diagnose sleep apnea, restless legs syndrome (RLS), and other sleep disorders. People usually spend the …
Polysomnography - Wikipedia
Polysomnography (PSG) is a multi-parameter type of sleep study [1] and a diagnostic tool in sleep medicine. The test result is called a polysomnogram, also abbreviated PSG.
What Is Polysomnography? - American Association of Sleep ...
Nov 17, 2022 · Polysomnography is a test conducted to study sleep and to diagnose a variety of sleep disorders. Some people refer to polysomnography (PSG) as a sleep study. Sleep …
Polysomnography: Purpose, Procedure & Risks - Healthline
Mar 17, 2020 · Polysomnography (PSG) is a study or test done while you’re fully asleep. A doctor will observe you as you sleep, record data about your sleep patterns, and may identify any …
What Happens in a Sleep Study? - Johns Hopkins Medicine
What Does a Sleep Study Measure? The most widely used type of sleep study is a polysomnogram. While you slumber in a high-tech sleep lab that looks like a comfortable hotel …