Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Why sleep?

Jim Horne1

  • 1Loughborough University, UK. j.a.horne@lboro.ac.uk

Biologist (London, England)
|October 23, 2002
PubMed
Summary
This summary is machine-generated.

All organisms exhibit daily rest periods, but the exact nature and purpose of sleep vary widely across species. Research explores the evolutionary functions of sleep, noting differences in rodents and humans, yet similarities with bees.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A lipoprotein partner for the <i>Escherichia coli</i> outer membrane protein TolC.

eLife·2026
Same author

Toward quantitative super-resolution methods for cryo-CLEM.

Methods in cell biology·2024
Same author

REM sleep vs exploratory wakefulness: Alternatives within adult 'sleep debt'?

Sleep medicine reviews·2020
Same author

Dynamic action of the Sec machinery during initiation, protein translocation and termination.

eLife·2018
Same author

Sleep-related road collisions.

Medicine, science, and the law·2015
Same author

Sleepiness at the wheel across Europe: a survey of 19 countries.

Journal of sleep research·2015
Same journal

Safe haven: REFUGEE BIOLOGISTS.

Biologist (London, England)·2015
Same journal

Chronobiology and chronomics: detecting and applying the cycles of nature.

Biologist (London, England)·2010
Same journal

Galls on thistles.

Biologist (London, England)·2003
Same journal

Biogeography, a dirty word?

Biologist (London, England)·2003
Same journal

Insect repellants in urban settings.

Biologist (London, England)·2003
Same journal

Ripe for a change.

Biologist (London, England)·2003
See all related articles

Area of Science:

  • Comparative biology
  • Neuroscience
  • Chronobiology

Background:

  • All living organisms exhibit daily periods of reduced activity.
  • The precise definition and evolutionary functions of sleep remain areas of active research.
  • Understanding sleep across diverse species is crucial for comprehending its fundamental biological roles.

Purpose of the Study:

  • To investigate the extent to which daily reduced activity in organisms can be classified as sleep.
  • To explore the diverse functions of sleep across the animal kingdom.
  • To compare and contrast sleep patterns and functions between different species, including rodents, humans, and bees.

Main Methods:

  • Observational studies of animal behavior.
  • Comparative analysis of physiological data related to rest and activity.

Related Experiment Videos

  • Literature review of existing research on sleep in various species.

    • Main Results:

    • Daily reduced activity is a conserved biological phenomenon across many species.
    • The functions of sleep appear to adapt and change in emphasis across different animal groups.
    • Significant differences exist in sleep patterns between species like rodents and humans.
    • Despite differences, some conserved similarities in sleep characteristics can be observed, such as between humans and bees.

    Conclusions:

    • Sleep, or its functional equivalents, is a fundamental biological process with diverse evolutionary adaptations.
    • Comparative studies are essential for unraveling the universal and species-specific roles of sleep.
    • Further research is needed to fully elucidate the functions and mechanisms of sleep across the animal kingdom.