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

Regulation of Heart Rates01:31

Regulation of Heart Rates

5.9K
The regulation of heart rate is a complex process controlled by the autonomic nervous system (ANS), hormonal influences, and intrinsic cardiac mechanisms. The ANS has two main components: the sympathetic nervous system (SNS) and the parasympathetic nervous system (PNS).
The SNS increases heart rate through the release of norepinephrine and epinephrine, which act on beta-1 adrenergic receptors in the heart. This action increases the rate of depolarization in the sinoatrial (SA) node, the heart's...
5.9K
Factors Influencing Heart Rate01:30

Factors Influencing Heart Rate

5.5K
The heart rate, or pulse rate, is a vital indicator of cardiovascular health. It reflects the number of times the heart beats per minute. Various physiological and environmental factors influence heart rate, increasing or decreasing cardiac output. Understanding these factors is crucial for assessing heart function and identifying potential health issues.
Let us explore the significant factors affecting heart rate, including age, body temperature, posture, acute pain, chemical influences,...
5.5K
Cardiac Output I:Effect of Heart Rate on Cardiac Output01:19

Cardiac Output I:Effect of Heart Rate on Cardiac Output

3.4K
Cardiac Output
Cardiac output (CO) refers to the total amount of blood ejected by one of the ventricles in liters per minute (L/min). In a resting adult, CO ranges from 5 to 6 L/min, adjusting according to the body's metabolic requirements.
Effect of Heart Rate on Cardiac Output
Cardiac output adapts to metabolic demands during stress, physical activity, or illness. The autonomic nervous system regulates heart rate via the sinoatrial node. The parasympathetic nervous system decreases heart...
3.4K
Pulse rhythm01:30

Pulse rhythm

1.7K
Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
1.7K
Regulation of Pulse01:20

Regulation of Pulse

2.4K
Pulse regulation involves physiological mechanisms that ensure adequate blood flow throughout the body. The heartbeat, regulated by the autonomic nervous system, is influenced by hormonal balance, physical activity, and emotional state.
2.4K
Disturbances in Heart Rhythm01:29

Disturbances in Heart Rhythm

5.2K
Arrhythmia or dysrhythmia refers to an abnormal heart rhythm caused by a defect in the heart's conduction system. It can cause the heart to beat irregularly, too quickly, or too slowly, leading to symptoms like chest pain, shortness of breath, and fainting. Factors such as stress, caffeine, alcohol, nicotine, cocaine, certain drugs, congenital defects, diseases, and electrolyte abnormalities can trigger arrhythmias.
Arrhythmias are categorized by their speed, rhythm, and origin. A slow heart...
5.2K

You might also read

Related Articles

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

Sort by
Same author

Pediatric Heart Rate Variability During Play and Neurocognitive Testing: The Influence of Parental Attitudes Towards Play.

Developmental psychobiology·2025
Same author

Heart rate variability (HRV) and social cognitive predictors of functional outcomes in individuals with psychotic-like experiences.

Behavioral neuroscience·2025
Same author

Behavioral Therapy for Functional Heartburn: Recommendation Statements.

Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association·2024
Same author

Real-time heart rate variability biofeedback amplitude during a large-scale digital mental health intervention differed by age, gender, and mental and physical health.

Psychophysiology·2024
Same author

Heart Rate Variability Biofeedback for Mild Traumatic Brain Injury: A Randomized-Controlled Study.

Applied psychophysiology and biofeedback·2023
Same author

Heart Rate Variability Biofeedback Training: An Introduction for Clinicians.

Archives of physical medicine and rehabilitation·2023
Same journal

Adverse and positive childhood experiences in relation to adolescent mental health: sequential indirect associations.

Frontiers in psychology·2026
Same journal

Personality profiles and usage experience are associated with trust and dependence on generative AI: a latent profile analysis.

Frontiers in psychology·2026
Same journal

Editorial: Promoting replicability: empowering method and applied researchers in driving reliable results.

Frontiers in psychology·2026
Same journal

The mediating roles of the challenge appraisal in the relationship between the coach-athlete relationship and adolescent athletes' burnout.

Frontiers in psychology·2026
Same journal

Unpacking GenAI-enabled deep learning engagement: role perceptions, human-GenAI synergy strategies, and underlying mechanisms.

Frontiers in psychology·2026
Same journal

Violence exposure and cyberbullying among Chinese adolescents: the mediating role of moral disengagement.

Frontiers in psychology·2026
See all related articles

Related Experiment Video

Updated: Apr 26, 2026

Calculating Heart Rate Variability from ECG Data from Youth with Cerebral Palsy During Active Video Game Sessions
08:12

Calculating Heart Rate Variability from ECG Data from Youth with Cerebral Palsy During Active Video Game Sessions

Published on: June 5, 2019

19.9K

Heart rate variability biofeedback: how and why does it work?

Paul M Lehrer1, Richard Gevirtz2

  • 1Department of Psychiatry, Rutgers - Robert Wood Johnson Medical School Piscataway, NJ, USA.

Frontiers in Psychology
|August 8, 2014
PubMed
Summary
This summary is machine-generated.

Heart rate variability biofeedback (HRVB) shows promise for treating various disorders and enhancing performance. This review explores the underlying mechanisms, including baroreceptor homeostasis and vagal pathways.

Keywords:
baroreflexbiofeedbackheart rate variabilityhomeostasisresonance

More Related Videos

Author Spotlight: Advancing the Study of Brain-Heart Interplay with a Comprehensive EEGLAB Plugin for Multimodal Signal Analysis
08:22

Author Spotlight: Advancing the Study of Brain-Heart Interplay with a Comprehensive EEGLAB Plugin for Multimodal Signal Analysis

Published on: April 26, 2024

3.4K
Autonomic Function Following Concussion in Youth Athletes: An Exploration of Heart Rate Variability Using 24-hour Recording Methodology
05:48

Autonomic Function Following Concussion in Youth Athletes: An Exploration of Heart Rate Variability Using 24-hour Recording Methodology

Published on: September 21, 2018

10.2K

Related Experiment Videos

Last Updated: Apr 26, 2026

Calculating Heart Rate Variability from ECG Data from Youth with Cerebral Palsy During Active Video Game Sessions
08:12

Calculating Heart Rate Variability from ECG Data from Youth with Cerebral Palsy During Active Video Game Sessions

Published on: June 5, 2019

19.9K
Author Spotlight: Advancing the Study of Brain-Heart Interplay with a Comprehensive EEGLAB Plugin for Multimodal Signal Analysis
08:22

Author Spotlight: Advancing the Study of Brain-Heart Interplay with a Comprehensive EEGLAB Plugin for Multimodal Signal Analysis

Published on: April 26, 2024

3.4K
Autonomic Function Following Concussion in Youth Athletes: An Exploration of Heart Rate Variability Using 24-hour Recording Methodology
05:48

Autonomic Function Following Concussion in Youth Athletes: An Exploration of Heart Rate Variability Using 24-hour Recording Methodology

Published on: September 21, 2018

10.2K

Area of Science:

  • Psychophysiology
  • Neuroscience
  • Cardiorespiratory Regulation

Background:

  • Heart rate variability biofeedback (HRVB) is increasingly recognized for its therapeutic potential across diverse conditions, including asthma and depression.
  • The growing evidence base necessitates a deeper understanding of the physiological mechanisms driving HRVB's effectiveness.
  • Performance enhancement is another key area where HRVB demonstrates significant promise.

Purpose of the Study:

  • To review and elucidate the primary mechanisms underlying the therapeutic and performance-enhancing effects of HRVB.
  • To discuss the established role of baroreceptor homeostasis in HRVB.
  • To explore emerging hypotheses, such as the involvement of the vagal afferent pathway to frontal cortical areas.

Main Methods:

  • Literature review of studies investigating HRVB mechanisms.
  • Analysis of research supporting baroreceptor function.
  • Examination of recent findings related to neural pathways.

Main Results:

  • Baroreceptor homeostasis strengthening is a well-supported mechanism for HRVB.
  • Emerging research suggests a role for the vagal afferent pathway to frontal cortical areas.
  • Multiple interconnected physiological pathways likely contribute to HRVB's benefits.

Conclusions:

  • HRVB's efficacy is likely mediated by a combination of physiological mechanisms.
  • Understanding these mechanisms can refine HRVB protocols for various applications.
  • Further research is warranted to fully elucidate the complex pathways involved in HRVB.