Exercise’s influence on performance

As part of our research spotlight feature, which aims to highlight interesting pieces of optometry related research, Professor Brandon Shaw describes findings from his recently published study which evaluated the impact of exercise on aspects of visual performance

Sports vision is still a relatively new discipline and its importance in sports performance cannot be overstated because visual information provides approximately 85 to 95% of the sensory information an athlete receives on the playing field.1

In this regard, since maximal exercise is often associated with fatigue and decreases in physical and cognitive performance, it may also be associated with detrimental decreases in visual performance, all of which negatively affects athletic performance and outcomes.

With regards to visual performance, previous literature has demonstrated that prolonged endurance exercise can lead to deterioration in visual skills due to central or brain-based fatigue in the corticospinal motor system.2

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