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Related Concept Videos

Insufficient Sleep and Sleep Deprivation01:13

Insufficient Sleep and Sleep Deprivation

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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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Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which...
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According to some social psychologists, people tend to overemphasize internal factors as explanations—or attributions—for the behavior of other people. They tend to assume that the behavior of another person is a trait of that person, and to underestimate the power of the situation on the behavior of others. They tend to fail to recognize when the behavior of another is due to situational variables, and thus to the person’s state. This erroneous assumption is...
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The Sleep Nullifying Apparatus: A Highly Efficient Method of Sleep Depriving Drosophila
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Effects of sleep deprivation on procedural errors.

Michelle E Stepan1, Kimberly M Fenn1, Erik M Altmann1

  • 1Department of Psychology.

Journal of Experimental Psychology. General
|September 29, 2018
PubMed
Summary

Twenty-four hours of sleep deprivation significantly impairs performance on procedural tasks requiring memory. Sleep-deprived individuals struggle to meet accuracy standards and show increased errors over time.

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Sleep Science

Background:

  • Sleep deprivation is a common issue affecting cognitive function.
  • Procedural tasks require sustained attention and memory maintenance.
  • Understanding the impact of sleep loss on performance is crucial for safety and productivity.

Purpose of the Study:

  • To investigate the effects of 24-hour sleep deprivation on error rates in a procedural task.
  • To determine if sleep deprivation impacts the ability to maintain memory for task-relevant information.
  • To assess how time-on-task influences errors in sleep-deprived individuals.

Main Methods:

  • A large sample (N=234) participated in the study.
  • Participants completed a procedural task requiring memory maintenance in the evening.
  • Participants were then either sleep-deprived overnight or allowed to sleep at home, with task re-assessment in the morning.

Main Results:

  • Sleep-deprived participants showed a breakdown in meeting accuracy criteria compared to baseline.
  • Among those able to perform, error rates increased significantly after sleep deprivation.
  • Errors reflecting memory failures escalated with prolonged task engagement in the sleep-deprived group.

Conclusions:

  • Sleep deprivation severely compromises performance on procedural tasks demanding memory.
  • Individuals experiencing sleep loss should avoid such tasks or limit their duration.
  • Findings highlight risks associated with cognitive impairment from sleep deprivation in critical tasks.