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Related Experiment Video

Updated: Jun 17, 2026

Eye Movement Monitoring of Memory
08:06

Eye Movement Monitoring of Memory

Published on: August 15, 2010

Eye fixations when viewing faces.

Lynnsay Hickman1, Allen R Firestone, F Michael Beck

  • 1Division of Orthodontics, College of Dentistry, Health Sciences Center, The Ohio State University, Columbus, OH 43210-1267, USA.

Journal of the American Dental Association (1939)
|January 5, 2010
PubMed
Summary
This summary is machine-generated.

Facial attractiveness research shows viewers focus equally on various features, not just the mouth. Objective eye-tracking reveals the eyes and nose capture more attention than the mouth in facial images.

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Area of Science:

  • Ophthalmology
  • Psychology
  • Dentistry

Background:

  • Disagreement exists regarding the mouth's and teeth's impact on facial attractiveness.
  • Objective measures are needed to quantify the importance and viewing hierarchy of facial features.
  • This study aimed to establish the order and duration of viewer attention to facial features.

Purpose of the Study:

  • To determine the hierarchy of facial features based on viewer attention.
  • To quantify the duration and frequency of eye fixations on specific facial areas.
  • To investigate the role of the mouth in facial attractiveness using objective measures.

Main Methods:

  • Fifty young adults participated in the study.
  • Pupillary-corneal reflection technique measured eye movements while viewing facial images.
  • Eye fixations were quantified for eyes, ears, nose, mouth, chin, and other areas.

Main Results:

  • High intraobserver variability was noted for most assessed variables.
  • For smile images, attention hierarchy was: other, eye, nose, mouth, ear, and chin.
  • The mouth, even when smiling, received less than 10% of visual attention.

Conclusions:

  • Viewer attention is distributed across multiple facial features, with no single feature dominating.
  • The mouth attracts a minimal amount of visual attention in aesthetically balanced faces.
  • Objective eye-tracking data challenges the traditional emphasis on the mouth in facial aesthetics.