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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...
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:
Insufficient Sleep and Sleep Deprivation01:13

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...
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...
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,...
Insomnia01:27

Insomnia

Insomnia is a prevalent sleep disorder characterized by difficulty falling asleep, frequent awakenings during the night, and waking up too early without being able to return to sleep. People with insomnia often experience these disruptions at least three nights a week for at least one month. Chronic insomnia, which lasts for at least three months, can lead to increased anxiety, which in turn can worsen sleep difficulties, creating a cycle of sleeplessness and stress.
Multiple factors contribute...

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Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings
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Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings

Published on: June 13, 2025

Eating patterns and nutritional characteristics associated with sleep duration.

Sangmi Kim1, Lisa A DeRoo, Dale P Sandler

  • 1Epidemiology Branch, National Institute of Environmental Health Sciences, National Institutes of Health, PO Box 12233-MD A3-05, 111 T.W. Alexander Drive, Research Triangle Park, NC 27599, USA.

Public Health Nutrition
|October 30, 2010
PubMed
Summary

Short or very long sleep durations are linked to disrupted eating patterns and poor diet quality, potentially increasing obesity and metabolic disease risk. This highlights the importance of consistent sleep for healthy eating habits.

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Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings
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Area of Science:

  • Nutritional Science
  • Sleep Research
  • Epidemiology

Background:

  • Eating patterns significantly influence health outcomes.
  • Sleep duration is a critical factor in overall well-being.
  • Understanding the interplay between diet and sleep is essential for public health.

Purpose of the Study:

  • To identify distinct meal and snack eating patterns.
  • To investigate the relationship between identified eating patterns and sleep duration.
  • To explore the nutritional quality of diets associated with different eating patterns and sleep durations.

Main Methods:

  • Prospective cohort study involving 27,983 women aged 35-74 years.
  • Principal component analysis used to identify major eating patterns.
  • Statistical analyses examined associations between eating patterns and sleep duration categories (ranging from <5 to ≥10 hours).

Main Results:

  • Two primary eating patterns emerged: conventional eating hours and snack dominance.
  • Conventional eating hours decreased with shorter sleep duration; snack dominance increased.
  • Very long sleepers (≥10 hours) exhibited eating patterns similar to short sleepers (<6 hours).
  • Disrupted eating patterns were associated with higher fat/sweets intake and lower fruit/vegetable intake.

Conclusions:

  • Habitual short and very long sleep durations are associated with disrupted eating patterns.
  • Poor nutritional quality diets accompany these disrupted patterns, particularly in short and very long sleepers.
  • These factors may exacerbate the risk of obesity and metabolic diseases.