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Related Experiment Video

Updated: May 19, 2026

Assessment of Age-related Changes in Cognitive Functions Using EmoCogMeter, a Novel Tablet-computer Based Approach
10:13

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Published on: February 14, 2014

Pulmonary function as a cause of cognitive aging.

Charles F Emery1, Deborah Finkel, Nancy L Pedersen

  • 1Department of Psychology, Ohio State University, Columbus 43210, USA. emery.33@osu.edu

Psychological Science
|August 7, 2012
PubMed
Summary
This summary is machine-generated.

Declining pulmonary function predicts subsequent declines in cognitive abilities, particularly psychomotor speed and spatial skills. Maintaining lung health is crucial for preserving cognitive performance in aging adults.

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Area of Science:

  • Gerontology
  • Neuroscience
  • Respiratory Medicine

Background:

  • Human aging is characterized by declines in both cognitive and physical functioning.
  • Previous research indicated pulmonary function predicts cognitive performance, but recent findings suggested cognitive decline may precede physical limitations.

Purpose of the Study:

  • To investigate the directional relationship between pulmonary function and cognitive function over time.
  • To determine if changes in lung function predict changes in cognition, or vice versa.

Main Methods:

  • Utilized dual-change-score models on longitudinal data from the Swedish Adoption/Twin Study of Aging.
  • Analyzed data from 832 participants (ages 50-85 at baseline) across up to seven waves over 19 years.
  • Assessed changes in pulmonary function and fluid cognitive abilities, including psychomotor speed and spatial abilities.

Main Results:

  • Changes in pulmonary function significantly predicted subsequent changes in fluid cognitive function.
  • Specifically, decreased lung function was associated with declines in psychomotor speed and spatial abilities.
  • No evidence was found for cognitive decline predicting subsequent declines in pulmonary function.

Conclusions:

  • The study demonstrates a directional relationship where decreased pulmonary function leads to decreased cognitive function.
  • These findings highlight the importance of maintaining respiratory health for cognitive longevity.
  • Pulmonary function is a significant predictor of cognitive performance in older adults.