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Pulmonary Function Tests (PFTs)
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Elderly individuals encompass a diverse population with varying degrees of age-related physiological changes. Defining the elderly presents challenges, as the geriatric population is often arbitrarily categorized as individuals older than 65. However, many individuals in this group lead active and healthy lives, with an increasing number surpassing 85 years and falling into the older elderly category. Physiological changes associated with aging impact performance capacity and homeostatic...
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As individuals age, their body's physiology evolves, affecting drug pharmacokinetics. The most apparent changes occur in the gastrointestinal tract, where an increase in gastric pH, a delay in gastric emptying, and a reduction in gastrointestinal motility are observed. Remarkably, these changes do not substantially modify the absorption of orally administered drugs, particularly those absorbed via passive diffusion.Transdermal drug delivery emerges as a highly viable method for older adults due...
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COPD is defined as a heterogeneous lung condition marked by persistent respiratory symptoms such as dyspnea, cough, and sputum production, caused by abnormalities in the airways that cause airflow obstruction.
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Emphysema, a major phenotype of chronic obstructive pulmonary disease (COPD), is characterized by irreversible destruction of alveolar walls and permanent enlargement of distal airspaces. Unlike chronic bronchitis, which primarily affects the airways, emphysema predominantly involves the lung parenchyma, where structural damage leads to airflow limitation.PathophysiologyIt most commonly results from prolonged exposure to cigarette smoke and other toxic gases, particularly cigarette smoke.
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Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease
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Social integration and pulmonary function in the elderly.

Crista N Crittenden1, Sarah D Pressman2, Sheldon Cohen1

  • 1Department of Psychology, Carnegie Mellon University.

Health Psychology : Official Journal of the Division of Health Psychology, American Psychological Association
|June 3, 2014
PubMed
Summary
This summary is machine-generated.

Maintaining multiple social roles is linked to better lung health in older adults. This connection may stem from healthier behaviors and increased happiness.

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Area of Science:

  • Gerontology
  • Public Health
  • Pulmonology

Background:

  • Social integration, defined by the number of social roles, is increasingly recognized as a crucial factor in healthy aging.
  • Understanding the specific links between social roles and physiological health outcomes is vital for developing targeted interventions.

Purpose of the Study:

  • To investigate the association between the number of social roles and pulmonary function in elderly individuals.
  • To identify which specific social roles contribute most significantly to lung health.
  • To explore the mediating pathways (e.g., behavioral, psychological) that link social integration to pulmonary function.

Main Methods:

  • A cohort of 1147 high-functioning older adults (ages 70-79) from the MacArthur Study of Successful Aging was analyzed.
  • Pulmonary function was assessed using peak expiratory flow rate (PEFR).
  • Multiple regression analyses examined the relationship between the number of social roles and PEFR, controlling for covariates. Mediation analyses explored potential pathways.

Main Results:

  • A greater number of social roles was significantly associated with better PEFR.
  • Marriage emerged as the strongest individual correlate of PEFR, but the association persisted even when controlling for marital status.
  • Being a relative or friend also independently predicted better PEFR. Pathways included increased happiness, reduced smoking, and higher physical activity.

Conclusions:

  • The number of social roles is a significant correlate of healthy lung function in the elderly population.
  • The observed association between social integration and pulmonary health may be mediated by healthier lifestyle choices and enhanced psychological well-being.