Visual Training Effects in Esports Players

The Effect of Web-Based Visual Training on Balance, Reaction Time, and Cognitive Function in Professional Esports Players

This randomized controlled study aims to investigate the acute effects of a single session of web-based visual training on balance, reaction time, and cognitive function in professional e-sports players. Participants will be randomly assigned to either a web-based visual training group or a control group. The intervention group will receive a single approximately 25-minute session including eye relaxation, eye movement exercises, convergence-divergence, accommodation, figure-ground perception, and visual attention exercises. The control group will receive no intervention. Balance, reaction time, and cognitive function will be assessed at baseline and immediately after the intervention.

Inclusion Criteria:

• Aged between 12 and 30 years
• Living in Balıkesir, Türkiye
• Professional e-sports player
• At least 2 years of regular e-sports training and/or participation in competitions Willing to participate and provide informed consent (parental consent required for participants under 18 years)

Exclusion Criteria:

• Diagnosis of attention deficit disorder
• Presence of vestibular disorders affecting balance
• History of lower extremity injury within the last 6 months