The Effect of Visual Blurring and Occlusion on Competitive Performance in 400-Meter Sprint Runners

Authors

  • Issa Hamdan PhD Student - Department of Curriculum and Instruction, Faculty of Physical Education, Latakia University (formerly Tishreen), Latakia, Syria
  • Reem Salman Associate Professor – Department of Curriculum and Instruction, Faculty of physical Education, Latakia University (formerly Tishreen), Latakia, Syria.
  • Taym Darwish Darwish Associate Professor - Ophthalmology and Ophthalmic Surgery Department, Faculty of Medicine, Latakia University (formerly Tishreen), Latakia, Syria.
  • Maher Nasr Nasr Assistant Professor - Department of Curriculum and Instruction, Faculty of physical Education, Latakia University (formerly Tishreen), Latakia, Syria.
  • Fouad Bajbouj Associate Professor – Department of Sports Training, Faculty of physical Education, Latakia University (formerly Tishreen), Latakia, Syria.

Keywords:

Visual perception, 400m sprint performance, track and field athletics

Abstract

Visual acuity constitutes a critical factor that directly impacts competitive performance in track and field athletics, particularly in running events. This scientific study aimed to analyze the effect of visual impairment and complete visual deprivation (using monocular eye patches) on athletic performance among 400-meter runners in Syria. The research sample comprised six national team runners (3 males, 3 females) aged 19-26 years, carefully selected to represent the target demographic. Experimental procedures were conducted at premier sports facilities in Latakia Governorate (the Sports City and Municipal Stadium) employing rigorous experimental methodology.

Through advanced statistical analyses (Friedman test and Wilcoxon signed-rank test), the findings revealed that complete visual deprivation (using opaque patches) exerted significantly more detrimental effects on performance compared to partial visual impairment (using translucent patches). Furthermore, the study demonstrated that systematic training with monocular eye patches effectively mitigates the negative impacts in both conditions, thereby introducing novel applications for this technique in athletic performance enhancement.

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Published

2026-05-29

How to Cite

The Effect of Visual Blurring and Occlusion on Competitive Performance in 400-Meter Sprint Runners. (2026). Latakia University (formerly Tishreen) Journal for Research and Scientific Studies - Health Sciences Series, 47(6), 121-143. https://journal.latakia-univ.edu.sy/index.php/hlthsc/article/view/21002