Jove
Visualize
Contact Us

Related Concept Videos

Cross-Sectional Research01:50

Cross-Sectional Research

11.2K
In cross-sectional research, a researcher compares multiple segments of the population at the same time. If they were interested in people's dietary habits, the researcher might directly compare different groups of people by age. Instead of following a group of people for 20 years to see how their dietary habits changed from decade to decade, the researcher would study a group of 20-year-old individuals and compare them to a group of 30-year-old individuals and a group of 40-year-old...
11.2K
Insufficient Sleep and Sleep Deprivation01:13

Insufficient Sleep and Sleep Deprivation

134
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...
134
Sleep-Wake Cycles01:24

Sleep-Wake Cycles

1.2K
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:
1.2K
Understanding Sleep01:11

Understanding Sleep

220
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...
220
Longitudinal Research02:20

Longitudinal Research

11.9K
Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
11.9K

You might also read

Related Articles

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

Sort by
Same author

Validation of the Patient Health Questionnaire-2 (PHQ-2) in Detecting Depression Among Older Adults.

Aging medicine (Milton (N.S.W))·2026
Same author

Large Muscle Movements During Sleep Across the Synucleinopathy Spectrum: A Polysomnographic Study of Isolated REM Sleep Behavior Disorder and Parkinson's Disease.

Sleep·2026
Same author

Alcohol-medication interactions among older people: a narrative review on age-specific evidence.

Alcohol and alcoholism (Oxford, Oxfordshire)·2026
Same author

Shared Pathogenic Pathways Between REM Sleep Behavior Disorder and Neurodegenerative and Psychiatric Disorders.

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

Data-driven frailty and reserve phenotypes in older outpatients: a cluster analysis of complementary geriatric assessment.

Frontiers in aging·2026
Same author

Age and Witnessed Apneas as Independent Predictors of Obstructive Sleep Apnea After Stroke: A Prospective Cohort Study.

Journal of clinical medicine·2025
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 Experiment Video

Updated: Jun 9, 2025

Multi-Modal Home Sleep Monitoring in Older Adults
07:40

Multi-Modal Home Sleep Monitoring in Older Adults

Published on: January 26, 2019

7.6K

Sex Differences in Elderly People's Sleep: A Cross-Sectional Study.

Francesco Salis1,2, Maristella Belfiori1, Michela Figorilli3,4

  • 1Department of Medical Sciences and Public Health, University of Cagliari, 09042 Monserrato, Italy.

Medicina (Kaunas, Lithuania)
|October 26, 2024
PubMed
Summary

In elderly individuals, initial findings suggested men had better sleep quality than women. However, this sex difference in sleep quality disappeared after accounting for cognitive status and mood.

Keywords:
cognitive impairmentdepressionelderlygeriatricssex differencessleep quality

More Related Videos

Author Spotlight: Overcoming Challenges in Drosophila Sleep Measurement Using DAM System
05:59

Author Spotlight: Overcoming Challenges in Drosophila Sleep Measurement Using DAM System

Published on: October 20, 2023

2.3K
Author Spotlight: Unveiling the Connection Between Sleep Disorders and Cognitive Symptoms in Depression
04:33

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

Published on: April 26, 2024

608

Related Experiment Videos

Last Updated: Jun 9, 2025

Multi-Modal Home Sleep Monitoring in Older Adults
07:40

Multi-Modal Home Sleep Monitoring in Older Adults

Published on: January 26, 2019

7.6K
Author Spotlight: Overcoming Challenges in Drosophila Sleep Measurement Using DAM System
05:59

Author Spotlight: Overcoming Challenges in Drosophila Sleep Measurement Using DAM System

Published on: October 20, 2023

2.3K
Author Spotlight: Unveiling the Connection Between Sleep Disorders and Cognitive Symptoms in Depression
04:33

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

Published on: April 26, 2024

608

Area of Science:

  • Geriatric Medicine
  • Sleep Science
  • Neuroscience

Background:

  • Sex differences in sleep medicine are not well-established in older adults.
  • Existing research often relies on preclinical data or studies on younger populations.
  • There is a need to investigate sleep patterns in elderly cohorts.

Purpose of the Study:

  • To examine sex-based variations in sleep quality and daytime sleepiness among individuals aged 65 and above.
  • To contribute to a clearer understanding of geriatric sleep medicine.

Main Methods:

  • A cross-sectional study design was employed.
  • Participants (aged 65+) underwent comprehensive evaluations.
  • Validated instruments assessed sleep quality and daytime sleepiness.

Main Results:

  • The study included 226 participants, with 69.5% being women.
  • A significant proportion (64.2%) reported poor sleep quality.
  • Initially, men showed lower odds of poor sleep quality (OR 0.48), but this became insignificant after adjusting for cognitive status and mood (OR 0.72).

Conclusions:

  • Observed sex differences in sleep quality among the elderly appear to be influenced by other factors.
  • Cognitive status and mood significantly impact the relationship between sex and sleep quality in older adults.
  • Further research is needed to elucidate the complex interplay of factors affecting sleep in this demographic.