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  1. Polysomnography (sleep study) - Mayo Clinic

    Jan 1, 2025 · Polysomnography, known as a sleep study, is a test used to diagnose sleep disorders. Polysomnography records your brain waves, the oxygen level in your blood, and your heart rate and …

  2. Polysomnography - Wikipedia

    Polysomnography is used to diagnose or rule out many types of sleep disorders, including narcolepsy, idiopathic hypersomnia, periodic limb movement disorder (PLMD), REM behavior disorder, …

  3. Sleep Study: What It Is, What To Expect, Types & Results

    Sleep Study (Polysomnography) A sleep study is a diagnostic test that involves recording multiple systems in your body while you sleep. Key body systems monitored include your brain, heart, …

  4. 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 technologists …

  5. Sleep Study (Polysomnogram): What to Expect - Verywell Health

    Oct 22, 2025 · What Is a Sleep Study (Polysomnogram)? A sleep study is an overnight test that monitors brain and body activity while you sleep. Avoid caffeine and alcohol on the day of your sleep study, as …

  6. Polysomnography - PubMed

    A polysomnogram (PSG) is a procedure that utilizes electroencephalogram, electro-oculogram, electromyogram, electrocardiogram, and pulse oximetry, as well as airflow and respiratory effort, to …

  7. Polysomnography (PSG): Also known as a sleep study

    Oct 29, 2024 · Polysomnography is a comprehensive diagnostic test to evaluate sleep patterns and diagnose sleep disorders. This non-invasive procedure monitors multiple physiological parameters …

  8. Polysomnography: MedlinePlus Medical Encyclopedia

    May 3, 2024 · Polysomnography is a sleep study. This test records certain body functions as you sleep, or try to sleep. Polysomnography is used to diagnose sleep disorders.

  9. Sleep Study (Polysomnography)

    Oct 22, 2025 · A sleep study, also known as polysomnography, is a medical test that helps doctors evaluate how well you sleep and identify potential sleep disorders. During a sleep study, sensors …

  10. Sleep Studies 101: What They Are, How They Work, and Who Needs One

    A sleep study, or polysomnography, is a non-invasive test that monitors your body while you sleep. It measures brain activity, breathing patterns, heart rate, oxygen levels, and muscle movements to help …