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 Experiment Videos

Left ventricular function immediately after exercise in elite cyclists.

J R Schairer1, D Briggs, T Kono

  • 1Henry Ford Heart and Vascular Institute, Detroit, Mich.

Cardiology
|January 1, 1991
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

[Trial sequential analysis in evaluation of clinical guidelines (midline incisional hernia model)].

Khirurgiia·2026
Same author

Coronary Artery Disease and Risk Factors in Siberian Rural Patients.

Kardiologiia·2025
Same author

[Results of a 5-year project for the early diagnosis of multiple sclerosis in first-line blood relatives (RADIRS program)].

Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova·2025
Same author

[Mistakes in the diagnosis of neuromyelitis optic spectrum diseases lead to wrong therapy and deterioration of patients' condition].

Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova·2024
Same author

Should we encourage the use of robotic technologies in complicated diverticulitis? Results of systematic review and meta-analysis.

Frontiers in robotics and AI·2023
Same author

[In-hospital mortality in acute abdominal diseases in the Central Federal District of Russia depending on availability of laparoscopic procedures].

Khirurgiia·2023

Endurance athletes enhance cardiac output by increasing stroke volume and heart rate during exercise. Untrained individuals rely solely on increased heart rate, showing no change in stroke volume.

Area of Science:

  • Cardiovascular Physiology
  • Exercise Physiology
  • Sports Science

Background:

  • Understanding the cardiac response to exercise is crucial for athletes and clinicians.
  • Endurance training significantly impacts cardiovascular function.
  • Left ventricular adaptations to prolonged physical exertion require detailed investigation.

Purpose of the Study:

  • To investigate the left ventricular response to exercise in elite endurance athletes.
  • To compare the cardiac output regulation between trained athletes and untrained individuals.

Main Methods:

  • Comparison of 6 elite cyclists with 6 untrained healthy controls.
  • Assessment of left ventricular function, including stroke volume and end-diastolic volume, during exercise.

Related Experiment Videos

Main Results:

  • Athletes demonstrated an increase in stroke volume with exercise.
  • Untrained subjects showed no change in stroke volume; their end-diastolic volume decreased.
  • Athletes exhibited a trend towards increased left ventricular end-diastolic volume during exercise.

Conclusions:

  • Elite athletes augment cardiac output through combined increases in stroke volume and heart rate.
  • Untrained individuals increase cardiac output solely via heart rate elevation.
  • Left ventricular end-diastolic volume plays a key role in differentiating exercise responses between trained and untrained individuals.