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Endurance training, cardiovascular function and the aged

J S Green1, S F Crouse

  • 1Texas A&M University, College Station.

Sports Medicine (Auckland, N.Z.)
|November 1, 1993
PubMed
Summary
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Aging hearts undergo changes, but endurance exercise improves cardiovascular function and quality of life in older adults. While maximal function decline is inevitable, training enhances the heart

Area of Science:

  • Cardiovascular Physiology
  • Gerontology
  • Exercise Science

Background:

  • Aging leads to anatomical, physiological, and hemodynamic cardiovascular changes, often without pathology.
  • Compensatory mechanisms include increased atrial contribution, prolonged systole, and enhanced Frank-Starling mechanism.
  • These age-related changes affect adrenergic response, arterial distensibility, and ventricular compliance.

Purpose of the Study:

  • To investigate the beneficial effects of endurance training on aging cardiovascular function.
  • To assess how endurance exercise impacts cardiovascular performance at rest and during physical activity in the elderly.
  • To explore the potential of endurance training to improve quality of life in older individuals.

Main Methods:

  • The study focuses on analyzing age-associated cardiovascular changes and the effects of endurance training.

Related Experiment Videos

  • Physiological parameters such as end-diastolic volume and ejection fraction were examined.
  • Clinical and psychosocial factors were assessed to evaluate quality of life improvements.

    • Main Results:

    • Endurance training positively alters cardiovascular function at rest and during exercise in aging individuals.
    • Increased end-diastolic volume and ejection fraction indicate enhanced myocardial length-tension relationship.
    • The decline in maximal cardiovascular function with age cannot be prevented by endurance training.

    Conclusions:

    • Endurance exercise improves cardiovascular function and quality of life in the elderly.
    • Enhanced length-tension relationship aids in maintaining cardiac output during rest and exercise.
    • Further research is needed to explore endurance training's role in regression of atherosclerosis and collateral vessel development in aging hearts.