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Related Concept Videos

Substance Use Disorders Affecting Sleep01:24

Substance Use Disorders Affecting Sleep

Substance use disorders involve a pattern of using drugs more extensively than intended and continuing use despite harmful consequences. This includes legal substances like alcohol and nicotine, as well as illegal drugs. These disorders often involve both physical and psychological dependence, reflecting compulsive use of substances that significantly alter thoughts, feelings, and behaviors, contributing to a major public health issue.
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Sleep Apnea01:21

Sleep Apnea

Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
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Insufficient Sleep and Sleep Deprivation01:13

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Insufficient sleep refers to not getting the recommended amount of sleep for optimal functioning, even if it's just slightly less than needed. Sleep insufficiency may occur due to lifestyle choices, such as staying up late for social events or work, resulting in routinely getting less sleep than required. For example, consistently sleeping 6 hours when the body needs 7-9 hours can lead to cumulative effects on health and well-being.
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Sleepwalking and Sleep Talking01:17

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Management of Insomnia01:19

Management of Insomnia

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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Sedatives and hypnotics encompass a wide range of substances, each with its unique mechanism of action, uses, and potential adverse effects.
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Polygraphic Recording Procedure for Measuring Sleep in Mice
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Published on: January 25, 2016

How smoking affects sleep: a polysomnographical analysis.

Andreas Jaehne1, Thomas Unbehaun, Bernd Feige

  • 1Freiburg University Medical Center, Department of Psychiatry and Psychotherapy, Hauptstrasse 5, Freiburg, Germany. andreas.jaehne@uniklinik-freiburg.de

Sleep Medicine
|October 3, 2012
PubMed
Summary
This summary is machine-generated.

Smokers exhibit insomnia-like sleep disturbances, including longer sleep latency and more apneas, compared to non-smokers. These findings highlight the importance of considering smoking status in sleep research.

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Area of Science:

  • Sleep Medicine
  • Addiction Research
  • Neuroscience

Background:

  • Subjective sleep quality is poorer in smokers than non-smokers.
  • Limited methodologically sound studies exist on polysomnography (PSG) sleep differences between smokers and non-smokers.
  • Smoking is a common behavior with potential widespread impacts on sleep physiology.

Purpose of the Study:

  • To objectively evaluate sleep characteristics in smokers versus non-smokers using PSG.
  • To control for confounding factors affecting sleep in the comparison.
  • To investigate the relationship between nicotine exposure and sleep parameters.

Main Methods:

  • Polysomnography (PSG) data collected after an adaptation night.
  • Comparison of 44 smokers with 44 age- and sex-matched healthy never-smokers.
  • Exclusion of participants with substance abuse, psychiatric/endocrine diseases, or psychotropic medication use; measurement of plasma cotinine levels.

Main Results:

  • Smokers had shorter sleep period time, longer sleep latency, higher REM sleep density, and more sleep apneas and leg movements.
  • No significant differences in spectral analysis of EEG or PSG-measured sleep efficiency were found.
  • Smokers reported lower subjective sleep efficiency (Pittsburgh Sleep Quality Index), and cotinine levels correlated negatively with slow wave sleep.

Conclusions:

  • Smokers demonstrate several insomnia-like sleep impairments objectively measured by PSG.
  • Smoking status is a critical factor to control for in sleep research analyses.
  • Further research is needed on sleep disturbances during tobacco cessation due to their role in relapse risk.