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Related Concept Videos

Insomnia01:27

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Insomnia is a prevalent sleep disorder characterized by difficulty falling asleep, frequent awakenings during the night, and waking up too early without being able to return to sleep. People with insomnia often experience these disruptions at least three nights a week for at least one month. Chronic insomnia, which lasts for at least three months, can lead to increased anxiety, which in turn can worsen sleep difficulties, creating a cycle of sleeplessness and stress.
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The sleep cycle, an integral part of human health, consists of several stages with distinct characteristics and functions. It begins with a transition from wakefulness to sleep, known as the light sleep phase, followed by the restorative deep sleep phase, essential for physical recovery and growth. The cycle concludes with the Rapid Eye Movement (REM) phase, characterized by high brain activity and vivid dreaming. Insomnia, a prevalent sleep disorder, involves difficulty falling asleep, staying...
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Insufficient Sleep and Sleep Deprivation01:13

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Insomnia and Cognitive Performance.

Janeese A Brownlow1, Katherine E Miller2, Philip R Gehrman3

  • 1Department of Psychology, College of Health & Behavioral Sciences, Delaware State University, 1200 North DuPont Highway, Dover, DE 19901, USA; Department of Psychiatry, Perelman School of Medicine at the University of Pennsylvania, 3535 Market Street, Suite 670, Philadelphia, PA 19104, USA.

Sleep Medicine Clinics
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Summary

Insomnia, a common sleep disorder, significantly impairs daytime cognitive function. This review highlights key cognitive deficits in individuals experiencing insomnia.

Keywords:
AttentionConcentrationExecutive functionInsomniaMemory

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Area of Science:

  • Sleep Medicine
  • Neuroscience
  • Cognitive Psychology

Background:

  • Insomnia affects 30-50% of adults, characterized by sleep difficulties and dissatisfaction.
  • Insomnia is linked to significant distress and impaired daily functioning, particularly cognitive performance.
  • Cognitive impairments in insomnia may differ from those in other sleep disorders.

Purpose of the Study:

  • To review and summarize recent literature on cognitive impairments in insomnia.
  • To identify specific cognitive domains consistently affected by insomnia.

Main Methods:

  • Literature review of recent studies on insomnia and cognitive function.
  • Analysis of findings to identify common cognitive deficits.

Main Results:

  • Individuals with insomnia exhibit subtle yet significant cognitive impairments.
  • Key affected cognitive domains include attention, memory, and executive functions.
  • These deficits impact daytime functioning and quality of life.

Conclusions:

  • Insomnia is associated with distinct cognitive impairments.
  • Addressing these cognitive deficits is crucial for managing insomnia effectively.
  • Further research is needed to understand the mechanisms and develop targeted interventions.