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Related Concept Videos

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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Narcolepsy01:07

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Narcolepsy is a chronic sleep disorder characterized by pervasive, uncontrolled sleepiness and other sleep disturbances. One of its hallmark symptoms is an abrupt transition to REM sleep upon falling asleep, which causes symptoms typically associated with this phase to occur unexpectedly during wakefulness. These include the following symptoms, which typically last from a minute or two to half an hour.
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Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder characterized by persistent inattention, hyperactivity, and impulsivity. It affects approximately 5-8% of children globally, with around 60-70% of cases persisting into adulthood. ADHD has significant implications for educational attainment, social interactions, and occupational success.
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Related Experiment Video

Updated: May 3, 2026

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
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Does excessive daytime sleepiness affect children's pedestrian safety?

Kristin T Avis1, Karen L Gamble2, David C Schwebel3

  • 1Department of Pediatrics.

Sleep
|February 6, 2014
PubMed
Summary

Children with excessive daytime sleepiness (EDS) are at higher risk for pedestrian injuries. Their decision-making for crossing streets is impaired, increasing accident likelihood.

Keywords:
Childrendaytime sleepinesshypersomniainjury risknarcolepsypedestrian safety

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Area of Science:

  • Pediatric neurology
  • Sleep medicine
  • Traffic safety research

Background:

  • Cognitive factors like attention and decision-making are crucial for pedestrian safety.
  • Excessive daytime sleepiness (EDS) negatively impacts these cognitive functions.
  • Children with EDS may face an elevated risk of unintentional pedestrian injuries.

Purpose of the Study:

  • To investigate pedestrian safety skills in children diagnosed with EDS.
  • To compare the pedestrian behavior of children with EDS to healthy controls in a simulated environment.
  • To identify specific cognitive deficits contributing to pedestrian risks in children with EDS.

Main Methods:

  • A case-control study involving 33 children (8-16 years) with EDS (narcolepsy or idiopathic hypersomnia) and 33 healthy controls.
  • Participants navigated a virtual reality pedestrian environment while unmedicated.
  • Behavioral data and decision-making processes were analyzed.

Main Results:

  • Children with EDS exhibited riskier pedestrian behavior, being twice as likely to be involved in simulated traffic incidents.
  • While attentional skills for observing traffic were intact, decision-making regarding safe street crossing was significantly impaired.
  • A pattern resembling inattentional blindness was observed, where children with EDS 'looked but did not process' environmental cues.

Conclusions:

  • Excessive daytime sleepiness (EDS) significantly impairs pedestrian safety skills in children.
  • Cognitive deficits, particularly in decision-making and processing environmental information, contribute to increased pedestrian injury risk.
  • Findings underscore the importance of managing sleep disorders in children to prevent critical safety issues and injuries.