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Related Experiment Video

Updated: Jun 20, 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

Age-associated cognitive decline.

Ian J Deary1, Janie Corley, Alan J Gow

  • 1Centre for Cognitive Ageing and Cognitive Epidemiology, University of Edinburgh, Edinburgh EH8 9JZ, UK. i.deary@ed.ac.uk

British Medical Bulletin
|September 25, 2009
PubMed
Summary
This summary is machine-generated.

Understanding individual differences in cognitive ageing is key. Factors like genetics, health, diet, and lifestyle influence cognitive function, but more research is needed to clarify these complex relationships.

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Assessment of Age-related Changes in Cognitive Functions Using EmoCogMeter, a Novel Tablet-computer Based Approach
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06:58

Highlighting and Reducing the Impact of Negative Aging Stereotypes During Older Adults' Cognitive Testing

Published on: January 24, 2020

Area of Science:

  • Gerontology
  • Neuroscience
  • Cognitive Psychology

Background:

  • Cognitive ageing varies significantly among individuals.
  • The precise factors driving these differences in cognitive decline are not fully understood.
  • Research spans biomedical and psychosocial sciences.

Purpose of the Study:

  • To explore the determinants of individual differences in normal cognitive ageing.
  • To synthesize current understanding of factors influencing cognitive function in older adults.

Main Methods:

  • Review of existing literature on cognitive ageing.
  • Analysis of contributions from genetics, general health, and lifestyle factors.
  • Examination of neurobiological and imaging studies.

Main Results:

  • Cognitive ageing involves stable and declining functions (e.g., processing speed, memory).
  • Individual differences are influenced by genetics, vascular health, inflammation, diet, and lifestyle.
  • Effect sizes for many factors are small, with potential for reverse causation.

Conclusions:

  • Genome-wide association studies are crucial for understanding genetic contributions.
  • Vascular factors, diet, inflammation biomarkers, and exercise are increasingly recognized.
  • Advances in brain imaging facilitate in vivo studies of cognitive changes.
  • General bodily ageing significantly impacts cognitive functions in old age.