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

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...
Circadian Rhythms and Gene Regulation02:19

Circadian Rhythms and Gene Regulation

The biological clock is involved in many aspects of regulating complex physiology in all animals. It was in 1935 when German zoologists, Hans Kalmus and Erwin Bünning, discovered the existence of circadian rhythm in Drosophila melanogaster. However, the internal molecular mechanisms behind the circadian clock remained a mystery until 1984, when Jeffrey C. Hall, Michael Rosbash, and Michael W. Young discovered the expression of the Per gene oscillating over a 24-hour cycle. In subsequent years,...
Nightmares and Night Terrors01:18

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 often...
Decreased pulse rate01:14

Decreased pulse rate

Bradycardia is a medical condition in which the heart rate is slower than normal. It occurs when the heart's natural pacemaker, the sinus node, generates slower electrical impulses than the standard rhythm. In adults, bradycardia is diagnosed when the pulse rate falls below 60 beats per minute, indicating a deviation from the normal heart rate range.
There are specific risk factors that can elevate the likelihood of developing bradycardia. Advanced age is a significant factor, with bradycardia...
Assessment of the Cardiovascular System I: Subjective Data01:23

Assessment of the Cardiovascular System I: Subjective Data

A thorough health history and physical assessment are essential for identifying cardiovascular disease (CVD) symptoms and distinguishing them from other health issues.
Initial Enquiry
Ask the patient about their primary concern and thoroughly explore all reported symptoms.
Medical History
Investigate past illnesses affecting the cardiovascular system, such as angina, anemia, rheumatic fever, congenital heart disease, stroke, thrombophlebitis, dysrhythmias, varicosities
Inquire about symptoms...

You might also read

Related Articles

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

Sort by
Same author

Toward Earlier Bedtimes: Randomized Trial of Multi-Method Interventions in a Community Cohort of Adolescents.

The Journal of adolescent health : official publication of the Society for Adolescent Medicine·2026
Same author

Trait-like individual signatures dominate sleep EEG over insomnia-specific features.

Scientific reports·2026
Same author

Continuity and Change of Delayed Sleep Phase From Adolescence to Early Adulthood.

Pediatrics·2025
Same author

Early Cardiac Dysfunction in Adolescents With Low Vigorous Physical Activity.

Journal of the American Heart Association·2025
Same author

Comparing hormone dynamics in cereal crops via transient expression of hormone sensors.

Plant & cell physiology·2025
Same author

Increasing Positive Perception of Disability Through Depictions of Animals with Disabilities.

Animals : an open access journal from MDPI·2025
Same journal

Table of Contents.

Psychosomatic medicine·2025
Same journal

All Issue Ads.

Psychosomatic medicine·2024
Same journal

Cover.

Psychosomatic medicine·2024
Same journal

Author and Subject Index.

Psychosomatic medicine·2024
Same journal

VOLUME CONTENTS AND INDEX.

Psychosomatic medicine·2024
Same journal

Associations Between Sexual Orientation Dimensions and Cardiometabolic Diseases: Data From the National Epidemiologic Survey on Alcohol and Related Conditions-III (NESARC-III).

Psychosomatic medicine·2024
See all related articles

Related Experiment Video

Updated: May 9, 2026

Measuring Cardiac Autonomic Nervous System (ANS) Activity in Children
09:45

Measuring Cardiac Autonomic Nervous System (ANS) Activity in Children

Published on: April 29, 2013

Sleep problems and cardiovascular function in children.

Silja Martikainen1, Anu-Katriina Pesonen, Alexander Jones

  • 1Institute of Behavioural Sciences, University of Helsinki, Finland.

Psychosomatic Medicine
|July 23, 2013
PubMed
Summary
This summary is machine-generated.

In healthy 8-year-olds, sleep problems were not linked to 24-hour blood pressure. Some specific sleep disorders showed temporary links to cardiovascular reactivity, but these were not statistically significant after adjustments.

Keywords:
blood pressurecardiovascular reactivitychildsleep problemsstress

More Related Videos

Measuring Cardiac Autonomic Nervous System (ANS) Activity in Toddlers - Resting and Developmental Challenges
08:22

Measuring Cardiac Autonomic Nervous System (ANS) Activity in Toddlers - Resting and Developmental Challenges

Published on: February 25, 2016

Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings
06:39

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

Published on: June 13, 2025

Related Experiment Videos

Last Updated: May 9, 2026

Measuring Cardiac Autonomic Nervous System (ANS) Activity in Children
09:45

Measuring Cardiac Autonomic Nervous System (ANS) Activity in Children

Published on: April 29, 2013

Measuring Cardiac Autonomic Nervous System (ANS) Activity in Toddlers - Resting and Developmental Challenges
08:22

Measuring Cardiac Autonomic Nervous System (ANS) Activity in Toddlers - Resting and Developmental Challenges

Published on: February 25, 2016

Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings
06:39

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

Published on: June 13, 2025

Area of Science:

  • Pediatric cardiology
  • Sleep medicine
  • Cardiovascular physiology

Background:

  • Sleep problems are common in children and may affect cardiovascular health.
  • Understanding the link between sleep disturbances and cardiovascular parameters in children is crucial for early intervention.

Purpose of the Study:

  • To investigate the association between sleep problems and 24-hour ambulatory blood pressure in children.
  • To evaluate the relationship between sleep disturbances and cardiovascular reactivity during a laboratory stress test in children.

Main Methods:

  • Parent-rated Sleep Disturbance Scale for Children used to assess sleep problems in 285 healthy 8-year-olds.
  • 24-hour ambulatory blood pressure monitored in 241 children.
  • Cardiovascular and autonomic function assessed during the Trier Social Stress Test for Children in 274 children.

Main Results:

  • No significant associations were found between general sleep problems and 24-hour ambulatory blood pressure.
  • Children with sleep breathing disorders exhibited higher baseline sympathetic vascular activity and reactivity.
  • Children with disorders of excessive somnolence showed higher baseline parasympathetic activity, though these findings were not significant after multiple testing corrections.

Conclusions:

  • In healthy prepubertal children, sleep problems do not appear to be associated with an unhealthy cardiovascular phenotype.
  • The low prevalence of sleep breathing disorders in the sample may have underestimated potential associations.
  • Findings may not be generalizable to older populations or children with more severe sleep issues.