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Exercise, ageing and the lung.

Michael A Roman1, Harry B Rossiter2,3, Richard Casaburi4

  • 1Division of Respiratory Medicine, Rockyview Hospital, University of Calgary, Calgary, AB, Canada.

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|November 2, 2016
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Summary
This summary is machine-generated.

Aging reduces lung function by about 40%, limiting exercise capacity in older adults. Unlike muscle function, this decline in pulmonary function is not reversed by exercise training, impacting health benefits.

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Area of Science:

  • Exercise Physiology
  • Gerontology
  • Pulmonary Medicine

Background:

  • Aging leads to declines in physiological systems supporting exercise.
  • Pulmonary function and aerobic capacity decrease significantly with age (approx. 40% between 25-80 years).
  • Reduced lung function may contribute to multimorbidity and limit physical function in the elderly.

Purpose of the Study:

  • To describe age-associated changes in exercise physiology with a focus on the pulmonary system.
  • To explain how declining lung function impacts physical function and multimorbidity in older adults.
  • To review the physiological systems involved in endurance activity and their aging process.

Main Methods:

  • Review of scientific literature on aging, exercise physiology, and pulmonary function.
  • Analysis of age-related changes in key physiological systems supporting endurance.
  • Examination of the role of pulmonary function decline in limiting exercise in the elderly.

Main Results:

  • Healthy aging involves deterioration across multiple physiological systems, including pulmonary function.
  • Pulmonary function declines by approximately 40% between ages 25 and 80.
  • Exercise training can improve muscle function but does not recover age-related pulmonary function loss.

Conclusions:

  • Declining pulmonary function is a key factor limiting exercise in active older adults.
  • This ventilatory limitation hinders the ability of the elderly to gain full health benefits from physical activity.
  • Interventions targeting pulmonary health may be crucial for maintaining physical function in senescence.