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

Exercise Stress Test01:26

Exercise Stress Test

2.0K
Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
2.0K
Heart Failure VII: Nursing Interventions01:30

Heart Failure VII: Nursing Interventions

738
The first step in nursing management of a patient with heart failure involves thoroughly assessing the patient's medical history.Subjective Data: Obtain the patient's medical history of coronary artery disease, hypertension, myocardial infarction, and symptoms like dyspnea, orthopnea, and paroxysmal nocturnal dyspnea.Objective Data: Conduct a physical examination to identify findings such as jugular vein distention, pulmonary crackles, tachycardia, murmurs, peripheral edema, and vital signs,...
738
Pathophysiology of Heart Failure01:17

Pathophysiology of Heart Failure

4.7K
Heart failure (HF) is a progressive syndrome involving ventricles that leads to inadequate cardiac output. It can be classified based on location and output or ejection fraction. Ejection fraction (EF) is an essential measurement in the diagnosis and surveillance of HF. Reduced EF corresponds to systolic heart failure (HFrEF). However, HF with preserved ejection fraction (HFpEF) is becoming increasingly prevalent. Also known as diastolic HF, this form of HF is related to aging. The...
4.7K
Cardiomyopathy II: Dilated Cardiomyopathy01:30

Cardiomyopathy II: Dilated Cardiomyopathy

784
Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
784
Heart Failure III: Clinical Manifestations01:26

Heart Failure III: Clinical Manifestations

895
Heart failure (HF) manifests primarily as dyspnea, fatigue, and fluid retention, resulting in peripheral and pulmonary edema. Symptoms may vary depending on which ventricle is more affected, left or right.Left-Sided Heart FailureAlso known as left ventricular failure, this condition results from the left ventricle's inability to fill or eject sufficient blood into the systemic circulation. It leads to pulmonary congestion, which occurs when the left ventricle fails to eject blood effectively...
895
Exercise and Cardiovascular Response01:20

Exercise and Cardiovascular Response

5.6K
Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
5.6K

You might also read

Related Articles

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

Sort by
Same author

Efficacy of mHealth-Based Workplace Health Promotion Strategy in Improving Cardiorespiratory Fitness in a Healthcare Setting: A Randomized Controlled Study.

Journal of occupational and environmental medicine·2024
Same author

The critical role of cardiorespiratory fitness in disease prevention.

The Journal of sports medicine and physical fitness·2024
Same author

Comparison of objectively measured and estimated cardiorespiratory fitness to predict all-cause and cardiovascular disease mortality in adults: A systematic review and meta-analysis of 42 studies representing 35 cohorts and 3.8 million observations.

Journal of sport and health science·2024
Same author

Impact of Cardiorespiratory Fitness on COVID-19-Related Outcomes: The Exercise Testing and Health Outcomes Study (ETHOS).

Mayo Clinic proceedings·2024
Same author

The prognostic role of cardiopulmonary exercise testing in obesity.

Diabetes, obesity & metabolism·2024
Same author

Reduced Body Flexibility Is Associated With Poor Survival in Middle-Aged Men and Women: A Prospective Cohort Study.

Scandinavian journal of medicine & science in sports·2024

Related Experiment Video

Updated: Apr 9, 2026

Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure
04:20

Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure

Published on: October 1, 2019

6.4K

Cardiopulmonary Exercise Testing in Heart Failure.

Jonathan Myers, Ross Arena, Lawarence P Cahalin

    Current Problems in Cardiology
    |June 23, 2015
    PubMed
    Summary
    This summary is machine-generated.

    Cardiopulmonary exercise testing (CPX) precisely assesses exercise intolerance in heart failure (HF). Ventilatory inefficiency during CPX is a powerful tool for risk stratification and guiding patient management.

    More Related Videos

    Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease
    07:10

    Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease

    Published on: August 24, 2019

    10.7K
    Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects
    06:57

    Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects

    Published on: February 12, 2021

    3.8K

    Related Experiment Videos

    Last Updated: Apr 9, 2026

    Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure
    04:20

    Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure

    Published on: October 1, 2019

    6.4K
    Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease
    07:10

    Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease

    Published on: August 24, 2019

    10.7K
    Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects
    06:57

    Effects of Surgical Masks on Cardiopulmonary Function in Healthy Subjects

    Published on: February 12, 2021

    3.8K

    Area of Science:

    • Cardiology
    • Pulmonology
    • Exercise Physiology

    Background:

    • Cardiopulmonary exercise testing (CPX) is increasingly recognized for its value in managing heart failure (HF).
    • Understanding exercise intolerance in HF requires precise physiological assessment.
    • CPX offers detailed insights into patient responses during exertion.

    Purpose of the Study:

    • To review the clinical utility of CPX in heart failure (HF) patients.
    • To highlight the prognostic significance of ventilatory inefficiency during exercise.
    • To discuss the role of the pulmonary system and respiratory muscle performance in HF management.

    Main Methods:

    • Review of existing literature on CPX in heart failure.
    • Analysis of ventilatory gas exchange data during exercise.
    • Evaluation of indices like VE/VCO2 slope and oscillatory breathing.

    Main Results:

    • CPX enhances understanding of HF pathophysiology and exercise limitations.
    • Ventilatory inefficiency indices (VE/VCO2 slope, oscillatory breathing) are strong prognostic markers in HF.
    • CPX aids in quantifying therapeutic response and guiding activity recommendations.

    Conclusions:

    • CPX is a valuable tool for comprehensive evaluation and management of heart failure patients.
    • Assessment of ventilatory inefficiency via CPX significantly improves risk stratification in HF.
    • Integrating CPX into clinical practice optimizes patient care and exercise recommendations.