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Related Concept Videos

Depth Perception and Spatial Vision01:15

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Related Experiment Video

Updated: Jan 7, 2026

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

829

Perceptual learning improves spatial contrast sensitivity in older adults.

Yong Tang1,2,3, Ju Liang1,4, Yifeng Zhou1,5

  • 1Hefei National Laboratory for Physical Science at the Microscale, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, China.

Frontiers in Neuroscience
|January 2, 2026
PubMed
Summary

Perceptual learning significantly improved spatial contrast sensitivity and visual acuity in older adults, demonstrating plasticity in the aging visual system. These gains were sustained long-term, offering potential for clinical interventions.

Keywords:
agingcontrast perceptual learningspatial contrast sensitivityvisual acuityvisual plasticity

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Area of Science:

  • Vision science
  • Neuroscience
  • Gerontology

Background:

  • Aging commonly leads to visual deficits, particularly in spatial contrast sensitivity, impacting daily function.
  • Perceptual learning shows promise for enhancing visual functions in older adults, but its effect on spatial contrast sensitivity is not well understood.

Purpose of the Study:

  • To investigate the efficacy of contrast perceptual learning in improving spatial contrast sensitivity function (SCSF) and visual acuity (VA) in older adults.
  • To analyze transfer effects and compare improvements in older adults versus young controls.

Main Methods:

  • Contrast perceptual learning training was administered to 29 older adults and 18 young controls across various spatial frequencies.
  • Spatial contrast sensitivity function (SCSF) and visual acuity (VA) were measured pre- and post-training.

Main Results:

  • Older adults demonstrated significant and lasting improvements in both SCSF and VA following training.
  • Compared to young controls, older adults showed a low-frequency shift in peak improvement and a broader bandwidth of enhancement.

Conclusions:

  • Perceptual learning effectively enhances visual functions in older adults, indicating substantial neural plasticity in the aging visual system.
  • These findings support perceptual learning as a potential clinical intervention to counteract age-related visual decline.