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Related Experiment Video

Updated: May 8, 2026

Working Memory Training for Older Participants: A Control Group Training Regimen and Initial Intellectual Functioning Assessment

Working Memory Training for Older Participants: A Control Group Training Regimen and Initial Intellectual Functioning Assessment

Published on: September 20, 2020

Working memory updating function training influenced brain activity.

Xin Zhao¹, Renlai Zhou, Li Fu

¹Beijing Key Laboratory of Applied Experimental Psychology, School of Psychology, Beijing Normal University, Beijing, China ; School of Psychology, Northwest Normal University, Lanzhou, China.

|September 10, 2013

Summary

This summary is machine-generated.

Working memory training improved reaction times and brain activity in healthy adults. This suggests enhanced inhibitory and updating capacities, despite no significant accuracy changes in the two-back task.

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Area of Science:

Cognitive Neuroscience
Neuroscience
Psychology

Background:

Working memory (WM) is crucial for cognitive functions.
Previous research indicates that WM can be enhanced through targeted training.
Understanding the neural mechanisms underlying WM improvement is essential.

Purpose of the Study:

To investigate the impact of adaptive working memory updating training on brain activity using event-related potentials (ERPs).
To assess changes in cognitive performance metrics, specifically accuracy (ACC) and reaction time (RT), following a 20-day training regimen.
To explore how WM training influences neural processes related to inhibition and updating.

Main Methods:

Recruitment of healthy adult participants for a double-blind study.
Implementation of adaptive running working memory training tasks.
Utilizing the event-related potentials (ERPs) approach to measure brain activity.
Comparison between a training group and a control group.

Main Results:

No significant difference in accuracy (ACC) for the two-back task between groups post-training.
Significant reduction in reaction time (RT) in the training group compared to the control group.
Significant increases in N160 and P300 amplitudes and a significant decrease in P200 amplitude in the training group.
ERP findings suggest improvements in inhibitory and updating functions.

Conclusions:

Working memory training effectively enhances cognitive processing speed (RT).
Training modulates specific event-related potential components (N160, P200, P300), indicating neural plasticity.
The results support the notion that working memory training improves both inhibitory control and updating capacities.