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相关概念视频

Insufficient Sleep and Sleep Deprivation01:13

Insufficient Sleep and Sleep Deprivation

148
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...
148
Understanding Sleep01:11

Understanding Sleep

236
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...
236
Information Processing Approach01:30

Information Processing Approach

44
The information-processing theory of cognitive development centers on fundamental mental processes, including attention, memory, and problem-solving skills. Researchers in this field examine how cognitive abilities, such as working memory, evolve and influence children's overall development. Studies indicate that children with stronger working memory tend to excel in reading comprehension, math, and problem-solving compared to peers with less efficient memory skills. Low working memory is...
44
Working Memory01:24

Working Memory

179
Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
179
Stages of Sleep01:22

Stages of Sleep

200
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...
200
Sleep-Wake Cycles01:24

Sleep-Wake Cycles

1.4K
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:
1.4K

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相关实验视频

Updated: Jul 11, 2025

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

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成年人的睡眠时间和执行功能

Aayushi Sen1,2, Xin You Tai3,4

  • 1Nuffield Department of Clinical Neurosciences, University of Oxford, Oxford, UK. aayushi.sen@ndcn.ox.ac.uk.

Current neurology and neuroscience reports
|November 13, 2023
PubMed
概括

理想的睡眠时间和质量对于执行功能至关重要. 睡眠不足会影响认知,增加痴呆风险,强调睡眠是老年人大脑健康的关键因素.

关键词:
痴呆症是一种痴呆症.执行职能 执行职能 执行职能睡眠时间 睡眠时间睡眠质量 睡眠质量

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Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
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Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments

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Eye Tracking, Cortisol, and a Sleep vs. Wake Consolidation Delay: Combining Methods to Uncover an Interactive Effect of Sleep and Cortisol on Memory
08:08

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

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相关实验视频

Last Updated: Jul 11, 2025

Measuring Neural Mechanisms Underlying Sleep-Dependent Memory Consolidation During Naps in Early Childhood
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Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
08:36

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

  • 神经科学是一个神经科学.
  • 老年学是一门学科.
  • 睡眠医学 睡眠医学

背景情况:

  • 认知功能,特别是执行功能,对于日常活动至关重要.
  • 睡眠越来越被认为是影响认知健康的关键因素.
  • 睡眠指标与认知衰退 (包括痴呆风险) 之间的关系需要进一步阐明.

研究的目的:

  • 审查关于睡眠与执行功能之间的关系的现有文献.
  • 检查睡眠不足和最佳睡眠时间对认知的影响.
  • 探索睡眠质量和潜在机制在认知表现和痴呆风险中的作用.

主要方法:

  • 对研究睡眠和执行功能的文献综述.
  • 对睡眠不足,睡眠持续时间和睡眠质量研究的分析.
  • 检查将睡眠与认知联系在一起的拟议生物机制.

主要成果:

  • 睡眠时间和执行功能之间存在二次关系,表明最佳睡眠时间.
  • 睡眠效率低下和睡眠碎片化与执行功能下降和痴呆症风险增加有关.
  • 睡眠质量可能是比单独睡眠时间更重要的认知健康预测指标.

结论:

  • 睡眠是一种可修改的生活方式因素,对于保持最佳的日常认知能力至关重要.
  • 充足的睡眠时间和高质量的睡眠对于衰老中的认知功能很重要.
  • 解决睡眠问题可能有助于降低患痴呆症的风险.