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

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...
Stages of Sleep01:22

Stages of Sleep

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...
Sleep-Wake Cycles01:24

Sleep-Wake Cycles

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:
REM Sleep Behavior Disorder01:15

REM Sleep Behavior Disorder

REM Sleep Behavior Disorder (RBD) is a sleep disorder characterized by the absence of muscle paralysis that normally occurs during the REM phase of sleep. This absence allows individuals to physically act out their dreams, which are often vivid and disturbing. Common behaviors exhibited during episodes include kicking, punching, and yelling. These actions can be dangerous, potentially leading to injuries for the person with RBD or their bed partner.
RBD is significantly associated with...
Substance Use Disorders Affecting Sleep01:24

Substance Use Disorders Affecting Sleep

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,...
Management of Insomnia01:19

Management of Insomnia

The sleep cycle, an integral part of human health, consists of several stages with distinct characteristics and functions. It begins with a transition from wakefulness to sleep, known as the light sleep phase, followed by the restorative deep sleep phase, essential for physical recovery and growth. The cycle concludes with the Rapid Eye Movement (REM) phase, characterized by high brain activity and vivid dreaming. Insomnia, a prevalent sleep disorder, involves difficulty falling asleep, staying...

You might also read

Related Articles

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

Sort by
Same author

Different brain regions support deliberation during food choice in disordered and healthy eating.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2026
Same author

Performance of bilateral bronchoalveolar lavage during routine transplant surveillance bronchoscopy changes management.

JHLT open·2026
Same author

Learning reinforces curiosity for related information.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Human exploration strategically balances approaching and avoiding uncertainty.

eLife·2026
Same author

Sleep and wake markers of thalamocortical functioning in early-course psychosis and first-degree relatives.

Schizophrenia (Heidelberg, Germany)·2026
Same author

REM Sleep is Associated with Cognition and Biomarkers Longitudinally in Older Adults Across the Alzheimer Disease Continuum.

medRxiv : the preprint server for health sciences·2026
Same journal

Transition and renewal at <i>Learning & Memory</i>.

Learning & memory (Cold Spring Harbor, N.Y.)·2026
Same journal

Experimentally induced encoding variability influences mnemonic discrimination: evidence from human behavioral data and global matching models.

Learning & memory (Cold Spring Harbor, N.Y.)·2026
Same journal

Temporal proximity to sleep determines emotional memory interference.

Learning & memory (Cold Spring Harbor, N.Y.)·2026
Same journal

Item recognition is associated with gut microbiota composition in healthy humans.

Learning & memory (Cold Spring Harbor, N.Y.)·2026
Same journal

Memory-based similar lure rejections promote subsequent memory for relative recency.

Learning & memory (Cold Spring Harbor, N.Y.)·2026
Same journal

Chronic stress enhances threat responding and impacts fear extinction.

Learning & memory (Cold Spring Harbor, N.Y.)·2026
See all related articles

Related Experiment Video

Updated: Jun 18, 2026

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

Sleep enhances category learning.

Ina Djonlagic1, Andrew Rosenfeld, Daphna Shohamy

  • 1Center for Sleep and Cognition, Beth Israel Deaconess Medical Center, Boston, Massachusetts 02215, USA. idjonlag@bidmc.harvard.edu

Learning & Memory (Cold Spring Harbor, N.Y.)
|November 21, 2009
PubMed
Summary
This summary is machine-generated.

A good night's sleep can significantly improve performance on probabilistic category learning tasks. This study found that sleep enhances learning acquired through both feedback and observational training methods.

More Related Videos

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

Related Experiment Videos

Last Updated: Jun 18, 2026

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

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

Area of Science:

  • Cognitive psychology
  • Neuroscience
  • Human learning

Background:

  • Categorization is crucial for human learning and understanding the world.
  • Probabilistic category learning involves inferring category rules from uncertain data.
  • Sleep's role in consolidating various types of learning is well-documented.

Purpose of the Study:

  • To investigate whether sleep enhances probabilistic category learning.
  • To compare the effects of sleep on feedback versus observational training modes.

Main Methods:

  • Healthy adults were trained on a probabilistic category-learning task.
  • Two training modes were employed: feedback-based and observational.
  • Performance was assessed before and after a period of sleep.

Main Results:

  • Sleep led to improved performance on the category-learning task.
  • Enhancement was observed regardless of the training mode (feedback or observational).

Conclusions:

  • Sleep plays a vital role in consolidating probabilistic category learning.
  • Both feedback and observational learning benefit from post-training sleep.
  • This suggests a general mechanism for sleep-dependent memory consolidation in category learning.