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Related Experiment Video

Updated: May 25, 2026

Eye-tracking to Distinguish Comprehension-based and Oculomotor-based Regressive Eye Movements During Reading
05:54

Eye-tracking to Distinguish Comprehension-based and Oculomotor-based Regressive Eye Movements During Reading

Published on: October 18, 2018

Emotion words affect eye fixations during reading.

Graham G Scott1, Patrick J O'Donnell, Sara C Sereno

  • 1Department of Psychology, University of Aberdeen, Aberdeen, Scotland.

Journal of Experimental Psychology. Learning, Memory, and Cognition
|February 15, 2012
PubMed
Summary
This summary is machine-generated.

Emotionality impacts reading speed, with emotion words processed faster than neutral words. This effect, particularly for negative words, depends on word frequency and occurs early in lexical processing.

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Area of Science:

  • Cognitive Psychology
  • Psycholinguistics
  • Neuroscience

Background:

  • Emotion words typically have high arousal and extreme valence.
  • Previous research often studied emotion words in isolation, not within natural reading contexts.
  • The influence of emotional qualities on reading behavior remains an active area of investigation.

Purpose of the Study:

  • To investigate how word emotionality affects viewing time during fluent reading.
  • To determine the temporal locus of emotion processing effects in lexical access.
  • To explore the interaction between word emotion, valence, arousal, and word frequency.

Main Methods:

  • Eye movements were monitored as participants read sentences containing emotionally positive, negative, or neutral words.
  • Target word frequency (high/low) was manipulated to analyze processing locus.
  • Fixation durations (first, single) were measured to assess reading time.

Main Results:

  • Fixation times were significantly affected by word emotion and frequency, with an interaction observed.
  • Emotion words (positive/negative) were generally read faster than neutral words.
  • High-frequency negative words were an exception, read no faster than neutral words, indicating a frequency-dependent effect.

Conclusions:

  • Emotionality modulates lexical processing at an early stage, as evidenced by fixation durations.
  • Word frequency plays a crucial role in emotion word processing, potentially involving mechanisms like automatic vigilance.
  • Emotion word effects can be observed within ecologically valid fluent reading, not just in isolated word paradigms.