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Related Experiment Video

Updated: May 17, 2026

VisualEyes: A Modular Software System for Oculomotor Experimentation

VisualEyes: A Modular Software System for Oculomotor Experimentation

Published on: March 25, 2011

Mental fatigue affects visual selective attention.

Léon G Faber¹, Natasha M Maurits, Monicque M Lorist

¹Department of Experimental Psychology, University of Groningen, Groningen, The Netherlands. l.g.faber@rug.nl

|November 3, 2012

Summary

This summary is machine-generated.

Continuous task performance leads to mental fatigue, impairing attention. This study found mental fatigue reduces the ability to ignore distractions, impacting focus and accuracy during demanding tasks.

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Last Updated: May 17, 2026

VisualEyes: A Modular Software System for Oculomotor Experimentation

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Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

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Published on: March 18, 2019

Area of Science:

Cognitive Neuroscience
Psychology

Background:

Mental fatigue arises from sustained cognitive effort.
Fatigue can impair attention, focus, and increase distractibility.

Purpose of the Study:

To investigate the relationship between mental fatigue and attention-related changes.
To examine how prolonged task performance affects event-related potentials (ERPs) and cognitive control.

Main Methods:

17 healthy volunteers performed an adapted Eriksen flanker task for two hours.
Electroencephalography (EEG), reaction times, and accuracy were recorded.
Target and flanker sizes were manipulated to differentiate processing of relevant and irrelevant information.

Main Results:

Event-related potential (ERP) effects related to target processing remained stable.
ERP effects associated with processing irrelevant information (flankers) diminished over time.
Behaviorally, participants showed increased reliance on irrelevant information, leading to reduced accuracy.

Conclusions:

Mental fatigue impairs the ability to suppress irrelevant information.
Sustained cognitive tasks can lead to attention deficits due to mental fatigue.
This study highlights the neural and behavioral consequences of mental fatigue on attentional control.