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Sleep Deprivation and Physiological Responses. A Case Report.

Marinella Coco1, Andrea Buscemi2,3, Maria Guarnera4

  • 1Department of Biomedical and Biotechnological Sciences, University of Catania, 95124 Catania, Italy.

Journal of Functional Morphology and Kinesiology
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PubMed
Summary

This study found that 72-hour sleep deprivation did not cause significant psycho-physiological stress in one adult male, suggesting potential for reduced sleep without immediate danger. Further research is needed to confirm these findings on sleep reduction.

Keywords:
cortisoldaytime fatigueexercisephysical healthsleep deprivationstress

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Area of Science:

  • Sleep science
  • Human physiology
  • Psychoneuroendocrinology

Background:

  • Investigating the impact of extended sleep deprivation (72 hours) on daily functioning.
  • Examining the possibility of chronically reduced sleep without adverse health outcomes.
  • Assessing the effects on work, family life, and athletic performance.

Observation:

  • Physiological and psychological parameters were monitored every 6 hours during the 72-hour period.
  • Measurements included Oxidative Stress (D-Rom, Bap test), Psychological Responses (POMS, Global Stress), metabolic expenditure, EEG, Cortisol, and Catecholamines.
  • A baseline pre-deprivation assessment was conducted.

Findings:

  • No significant psycho-physiological stress was observed during the 72-hour sleep deprivation.
  • The participant remained within established wellness thresholds throughout the study.
  • A transient peak in stress was noted at the 66th hour but remained within acceptable limits.

Implications:

  • Suggests that short-term, severe sleep deprivation may not lead to dangerous consequences in all individuals.
  • Highlights the need for further investigation into the long-term effects of reduced sleep.
  • Provides data for understanding human resilience to sleep loss and its impact on daily activities.