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Related Experiment Video

Updated: Jul 15, 2025

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions

Published on: July 16, 2015

Aging decreases the precision of visual working memory.

Shahrzad M Esfahan^1,2, Mohammad-Hossein H K Nili³, Javad Hatami^1,2

¹Institute for Cognitive Science Studies (ICSS), Tehran, Iran.

Neuropsychology, Development, and Cognition. Section B, Aging, Neuropsychology and Cognition

|September 28, 2023

Summary

Cognitive abilities like working memory (WM) decline with age. This study found that WM precision decreases and errors increase in older adults, impacting overall performance.

Keywords:

Aging continuous error face working memory working memory task

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Published on: January 24, 2020

Area of Science:

Cognitive Neuroscience
Human Aging Research

Background:

Cognitive functions, including working memory (WM), are known to decline with advancing age.
Understanding age-related changes in WM is crucial for developing interventions to support healthy cognitive aging.

Purpose of the Study:

To investigate the impact of age on working memory (WM) performance.
To identify the specific sources of errors contributing to age-related WM decline.

Main Methods:

A visual working memory task involving face stimuli was administered to 102 healthy adults aged 18-71.
Responses were collected using a graded scale in a delayed match-to-sample reproduction paradigm.

Main Results:

Participant errors significantly increased with age.
A significant age-related increase in the standard deviation of error distribution was observed.
No significant age-related changes were found in the uniform probability of responses.

Conclusions:

Working memory (WM) performance shows a clear decline across the lifespan.
The precision of working memory (WM) decreases monotonically with age.
Age does not appear to affect the probability of random guessing in WM tasks.