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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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Sleep progresses through distinct stages, each characterized by specific brain wave patterns and physiological responses ranging from wakefulness to stages of non-rapid eye movement, known as non-REM, to rapid eye movement, referred to as REM. Understanding these stages helps in recognizing how sleep supports various bodily and cognitive functions.
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Sleep, an essential biological state, involves significant reductions in physical activity, sensory awareness, and interaction with the environment. This complex physiological process is primarily regulated by specific brain regions, notably the hypothalamus and pons, which govern the sleep-wake cycle or circadian rhythm.
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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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Updated: Jan 29, 2026

Quantitative Measurement of the Immune Response and Sleep in Drosophila
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[Shift Work and Sleep].

Daniel Hicklin1, Jürg Schwander2

  • 11 Praxis für Psychosomatik und Psychotherapie Schichtarbeitsberatung und -schulung, Mitglied des interdisziplinären Fachteams des Zentrums für Schlafmedizin Basel.

Praxis
|February 7, 2019
PubMed
Summary

Shift work disrupts biological rhythms, causing sleep deprivation and poor sleep quality. Awareness and adaptation strategies are crucial for mitigating the negative health and social impacts of non-standard work schedules.

Keywords:
NachtarbeitSchichtarbeitSchlafstörungenShift workSleep disordersTravail postéTroubles du sommeilcircadian rhythmnight workpreventive strategiespräventive Strategienrythme circadienstratégies préventivestravail de nuitzirkadianer Rhythmus

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Area of Science:

  • Occupational Health
  • Sleep Medicine
  • Chronobiology

Background:

  • Shift work and night work are prevalent, affecting millions in Europe (approx. 20% and 7% respectively).
  • These work patterns disrupt natural circadian rhythms due to altered daily routines.
  • This disruption leads to sleep disturbances, reduced recovery, and increased physical strain.

Purpose of the Study:

  • To highlight the significant health and social disadvantages associated with shift and night work.
  • To emphasize the critical role of sleep quality and quantity in mitigating adverse effects.
  • To advocate for increased awareness and support for shift workers.

Main Methods:

  • Literature review on shift work and sleep.
  • Analysis of practical experience from shift work counseling and training in Switzerland.

Main Results:

  • Shift work significantly impacts biological rhythms, leading to sleep deprivation and poor sleep quality.
  • Negative effects include reduced physical recovery and challenges in maintaining social and family life.
  • Lack of sleep and poor sleep quality are strongly linked to the adverse outcomes of shift work.

Conclusions:

  • Minimizing shift and night work is advisable where possible.
  • Educating shift workers and their environments about risks and adaptation strategies is essential.
  • Targeted support and interventions addressing sleep issues are crucial for shift worker well-being.