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Related Experiment Video

Updated: Nov 1, 2025

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
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[COMPUTER VISION SYNDROME].

Nir Erdinest1, David Berkow2

  • 1Department of Ophthalmology, Hadassah-Hebrew University Medical Center, Jerusalem, Israel.

Harefuah
|June 23, 2021
PubMed
Summary
This summary is machine-generated.

Computer vision syndrome (CVS), or digital eye strain, affects 90% of computer users. Treatment involves addressing visual, screen, and ocular surface issues, including dry eye and blue light exposure.

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Area of Science:

  • Ophthalmology
  • Human-Computer Interaction

Background:

  • Computer vision syndrome (CVS), also known as digital eye strain, is prevalent among computer users, with 90% experiencing symptoms after prolonged screen time.
  • CVS encompasses a range of non-specific symptoms like eye fatigue, blurred vision, and headaches, primarily stemming from visual, digital screen, and ocular surface factors.
  • Asthenopia and dry eye are identified as the core symptoms of CVS, necessitating targeted management strategies.

Purpose of the Study:

  • To outline the multifaceted nature of Computer Vision Syndrome (CVS).
  • To detail the various symptoms associated with digital eye strain.
  • To present a comprehensive overview of treatment approaches for CVS.

Main Methods:

  • Categorization of CVS symptom causes into visual, digital screen-related, and ocular surface-related factors.
  • Identification of core symptoms including asthenopia and dry eye.
  • Review of treatment strategies for vision, screen, and ocular surface issues.

Main Results:

  • CVS symptoms are diverse, including eye fatigue, strain, pain, blurred vision, headaches, and double vision.
  • Effective management requires a combined treatment approach targeting all symptomatic groups.
  • Treatments include vision correction, environmental adjustments (lighting, screen position), and dry eye relief (artificial tears, increased blink rate, humidity).

Conclusions:

  • A combined treatment strategy is recommended for comprehensive management of Computer Vision Syndrome (CVS).
  • Addressing visual, screen, and ocular surface factors, including dry eye and blue light exposure, is crucial for alleviating digital eye strain.
  • Reducing blue light exposure is a recommended precautionary measure for individuals experiencing CVS.