Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Insufficient Sleep and Sleep Deprivation

Insufficient Sleep and Sleep Deprivation

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...

Sleep-Wake Cycles

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:

Nightmares and Night Terrors

Nightmares and Night Terrors

Nightmares and night terrors represent two distinct types of sleep disturbances that differ in timing, characteristics, and the sleeper's recall of the event. Nightmares are vivid, disturbing dreams that usually awaken the sleeper from REM sleep, a stage of sleep where brain activity is high, and dreams are most frequent. Upon awakening, individuals often have detailed recollections of their nightmares, which can include themes of threats to survival, security, or self-esteem.
Nightmares...

Narcolepsy

Narcolepsy

Narcolepsy is a chronic sleep disorder characterized by pervasive, uncontrolled sleepiness and other sleep disturbances. One of its hallmark symptoms is an abrupt transition to REM sleep upon falling asleep, which causes symptoms typically associated with this phase to occur unexpectedly during wakefulness. These include the following symptoms, which typically last from a minute or two to half an hour.

Understanding Sleep

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...

Role of Neurotransmitters in Memory

Role of Neurotransmitters in Memory

Neurotransmitters are integral to the brain's communication system, enabling neurons to transmit signals across synapses. This chemical exchange underpins various cognitive functions, including memory processes. The role of neurotransmitters in memory is multifaceted, influencing the encoding, consolidation, and retrieval of memories through their action on different neural circuits.
Glutamate and Synaptic Plasticity
Glutamate, the brain's main excitatory neurotransmitter, is...

You might also read

Related Articles

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

Sort by

Same author

Workplace Incivility and Suicidal Ideation in Nurses: A Cross-Sectional Study Assessing Independent, Cumulative, and Latent Risk Profiles.

Journal of nursing scholarship : an official publication of Sigma Theta Tau International Honor Society of Nursing·2026

Same author

Privacy-Preserving Virtual Contrast-enhanced MRI for Nasopharyngeal Carcinoma: A Multi-center Study.

International journal of radiation oncology, biology, physics·2026

Same author

Microglial IL-27 modulates depression-like behaviors induced by postnatal immune activation.

Cell reports. Medicine·2026

Same author

Pulpal Pressure Aggravates Pulpitis by Mechano-Inflammatory Signal Synergy.

International dental journal·2026

Same author

Comprehensive bioinformatics analysis identifies KYNU as a novel Helicobacter pylori -associated biomarker with prognostic and therapeutic potential in gastric cancer.

Scientific reports·2026

Same author

Immune-driven induction of miR-501-5p by IL-17A enhances colorectal cancer progression.

Translational cancer research·2026

Search research articles

Related Experiment Video

Updated: Jun 28, 2025

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

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

Published on: October 2, 2019

Relationship Between Sleep Problems and Memory Impairment Among Nurses.

Dandan Ma¹, Xuan Zhang¹, Fangxiang Mao²

¹School of Nursing and Rehabilitation, Shandong University, 250012, Jinan, Shandong Province, China.

International Journal of Behavioral Medicine

|April 24, 2024

Summary

This summary is machine-generated.

Nurses experiencing multiple sleep problems, such as poor sleep quality and daytime dysfunction, face a higher risk of memory impairment. These findings highlight the importance of addressing sleep issues in clinical nurses to prevent cognitive decline.

Keywords:

COVID-19 Cumulative risk Latent class analysis Memory Nurses Sleep problems

More Related Videos

Author Spotlight: Unveiling the Connection Between Sleep Disorders and Cognitive Symptoms in Depression

Author Spotlight: Unveiling the Connection Between Sleep Disorders and Cognitive Symptoms in Depression

Published on: April 26, 2024

Eye Tracking, Cortisol, and a Sleep vs. Wake Consolidation Delay: Combining Methods to Uncover an Interactive Effect of Sleep and Cortisol on Memory

Eye Tracking, Cortisol, and a Sleep vs. Wake Consolidation Delay: Combining Methods to Uncover an Interactive Effect of Sleep and Cortisol on Memory

Published on: June 18, 2014

Related Experiment Videos

Last Updated: Jun 28, 2025

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

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

Published on: October 2, 2019

Author Spotlight: Unveiling the Connection Between Sleep Disorders and Cognitive Symptoms in Depression

Author Spotlight: Unveiling the Connection Between Sleep Disorders and Cognitive Symptoms in Depression

Published on: April 26, 2024

Eye Tracking, Cortisol, and a Sleep vs. Wake Consolidation Delay: Combining Methods to Uncover an Interactive Effect of Sleep and Cortisol on Memory

Eye Tracking, Cortisol, and a Sleep vs. Wake Consolidation Delay: Combining Methods to Uncover an Interactive Effect of Sleep and Cortisol on Memory

Published on: June 18, 2014

Area of Science:

Nursing
Sleep Medicine
Cognitive Science

Background:

Sleep problems are prevalent among nurses, potentially leading to adverse health outcomes.
The link between multiple sleep disturbances and memory impairment in clinical nurses is not well-established.

Purpose of the Study:

To investigate the association between various sleep problems and memory impairment in a cohort of clinical nurses.

Main Methods:

A multistage cluster-stratified random sampling method was employed in tertiary hospitals in Shandong, China.
1833 nurses participated, completing the Chinese version of the Pittsburgh Sleep Quality Index and a memory questionnaire.

Main Results:

Nurses reported decreased sleep quality (duration, efficiency, disturbances) during the epidemic period compared to pre-epidemic.
Cumulative or specific sleep problems, including high sleep latency, disturbances, and daytime dysfunction, were linked to increased memory impairment risk.

Conclusions:

Sleep problems are significantly associated with memory impairment in nurses.
Identifying nurses with specific sleep issues can help target interventions for those at high risk of cognitive deficits.