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 Concept Videos

Understanding Sleep01:11

Understanding Sleep

1.2K
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.
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
1.2K
Stages of Sleep01:22

Stages of Sleep

1.1K
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.
Before sleep begins, in wakefulness, the brain exhibits primarily beta waves, which are high in frequency and low in amplitude, indicating alertness...
1.1K
Substance Use Disorders Affecting Sleep01:24

Substance Use Disorders Affecting Sleep

311
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.
Understanding the concepts of physical dependence,...
311
Cause and Effect01:53

Cause and Effect

11.9K
While variables are sometimes correlated because one does cause the other, it could also be that some other factor, a confounding variable, is actually causing the systematic movement in our variables of interest. For instance, as sales in ice cream increase, so does the overall rate of crime. Is it possible that indulging in your favorite flavor of ice cream could send you on a crime spree? Or, after committing crime do you think you might decide to treat yourself to a cone?
11.9K
Sleep-Wake Cycles01:24

Sleep-Wake Cycles

2.5K
Sleep is an essential physiological process vital to maintaining overall well-being. The reticular activating system (RAS), a network of neurons in the brainstem, regulates wakefulness and sleep. While it may seem passive, sleep consists of distinct cycles, each with its unique characteristics and functions. Two key sleep phases are non-rapid eye movement (NREM) and  rapid eye movement (REM).
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
2.5K
Insufficient Sleep and Sleep Deprivation01:13

Insufficient Sleep and Sleep Deprivation

705
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.
Sleep deprivation is a more severe form of sleep loss...
705

You might also read

Related Articles

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

Sort by
Same author

Changes in Sleep Quality and Treatment Outcomes in Patients with Musculoskeletal Pain Managed in Primary Care Physiotherapy.

Nature and science of sleep·2025
Same author

[Sleep courses at Healthy Life Centres improve sleep].

Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke·2025
Same author

A scoping review of empirical research on executive functions and game intelligence in soccer.

Frontiers in psychology·2025
Same author

Effectiveness of group-delivered cognitive behavioural therapy for insomnia in primary care: a pragmatic, multicentre randomised controlled trial.

Sleep medicine·2025
Same author

Exploration of Factors Predicting Sport Coaches' Perceived Performance.

Sports (Basel, Switzerland)·2025
Same author

Influence of Menstrual-Cycle Phase on Sleep and Recovery Following High- and Low-Intensity Training in Eumenorrheic Endurance-Trained Women: The Female Endurance Athlete Project.

International journal of sports physiology and performance·2024

Related Experiment Video

Updated: Dec 10, 2025

Measuring Neural Mechanisms Underlying Sleep-Dependent Memory Consolidation During Naps in Early Childhood
08:20

Measuring Neural Mechanisms Underlying Sleep-Dependent Memory Consolidation During Naps in Early Childhood

Published on: October 2, 2019

12.3K

Associations Between Sleep Patterns and Performance Development Among Norwegian Chess Players.

Frode Moen1,2, Maja Olsen2, Maria Hrozanova2

  • 1Department of Education and Lifelong Learning, Faculty of Social and Educational Sciences, Norwegian University of Science and Technology, Trondheim, Norway.

Frontiers in Psychology
|August 28, 2020
PubMed
Summary

Elite chess players with positive performance development had distinct sleep patterns, including more deep sleep and less REM sleep, compared to those with negative development. Sleep quality is vital for chess performance.

Keywords:
chessdevelopmentperformanceratingsleep

More Related Videos

Human Circadian Phenotyping and Diurnal Performance Testing in the Real World
10:16

Human Circadian Phenotyping and Diurnal Performance Testing in the Real World

Published on: April 7, 2020

8.9K
Quantifying Infra-slow Dynamics of Spectral Power and Heart Rate in Sleeping Mice
10:56

Quantifying Infra-slow Dynamics of Spectral Power and Heart Rate in Sleeping Mice

Published on: August 2, 2017

10.4K

Related Experiment Videos

Last Updated: Dec 10, 2025

Measuring Neural Mechanisms Underlying Sleep-Dependent Memory Consolidation During Naps in Early Childhood
08:20

Measuring Neural Mechanisms Underlying Sleep-Dependent Memory Consolidation During Naps in Early Childhood

Published on: October 2, 2019

12.3K
Human Circadian Phenotyping and Diurnal Performance Testing in the Real World
10:16

Human Circadian Phenotyping and Diurnal Performance Testing in the Real World

Published on: April 7, 2020

8.9K
Quantifying Infra-slow Dynamics of Spectral Power and Heart Rate in Sleeping Mice
10:56

Quantifying Infra-slow Dynamics of Spectral Power and Heart Rate in Sleeping Mice

Published on: August 2, 2017

10.4K

Area of Science:

  • Sports Science
  • Neuroscience
  • Sleep Medicine

Background:

  • Elite chess demands significant emotional and cognitive stress.
  • Sleep is a critical factor for athletic recovery and performance.
  • Understanding sleep's role in cognitive-demanding sports is essential.

Purpose of the Study:

  • To investigate the association between objectively measured sleep and performance development in elite Norwegian chess players.
  • To compare sleep patterns of players with positive versus negative performance trajectories.

Main Methods:

  • Objective sleep monitoring over 120 consecutive days in 14 Norwegian chess players.
  • Analysis of International Chess Federation (FIDE) ranking scores for performance development.
  • Comparison of sleep metrics (deep sleep, REM sleep, respiration rate) between performance groups.

Main Results:

  • Players with positive FIDE ranking development exhibited higher amounts of deep sleep.
  • The positive development group showed less rapid eye movement (REM) sleep compared to the negative group.
  • Lower respiration rates were observed in players with positive performance development.

Conclusions:

  • Specific sleep stage distribution, particularly increased deep sleep, may be linked to positive performance development in elite chess.
  • Sleep quality and quantity are important factors influencing cognitive performance in high-stress environments.
  • Further research is warranted to explore applied implications for optimizing sleep in chess players.