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Executive function after exhaustive exercise.

Mizuki Sudo1, Takaaki Komiyama2, Ryo Aoyagi2

  • 1Physical Fitness Research Institute, Meiji Yasuda Life Foundation of Health and Welfare, 150 Tobuki, Hachioji, 192-0001, Tokyo, Japan.

European Journal of Applied Physiology
|August 7, 2017
PubMed
Summary
This summary is machine-generated.

Exhaustive exercise impacts executive function, with cerebral oxygenation recovery being key. This study found that while overall cognitive performance didn't significantly change, the rate of brain oxygenation recovery influenced executive function post-exercise.

Keywords:
BrainCerebral oxygenationExecutive functionReaction time

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Area of Science:

  • Exercise Physiology
  • Cognitive Neuroscience
  • Sports Medicine

Background:

  • The relationship between exhaustive exercise and cognitive function remains unclear.
  • Executive functions are crucial for complex cognitive tasks.
  • Identifying physiological determinants of cognitive performance after intense physical exertion is important.

Purpose of the Study:

  • To determine the physiological factors influencing executive function after exhaustive exercise.
  • To investigate the impact of intense physical activity on cognitive tasks requiring executive control.

Main Methods:

  • Thirty-two participants underwent cognitive testing (Spatial Delayed-Response and Go/No-Go tasks) before and after an incremental exercise test to exhaustion or a resting period.
  • Cerebral oxygenation and skin blood flow were monitored over the prefrontal cortex during cognitive tasks.
  • Blood samples were analyzed for catecholamines, brain-derived neurotrophic factor, insulin-like growth factor 1, and lactate.

Main Results:

  • Exhaustive exercise did not significantly alter reaction time or error rates in cognitive tasks.
  • A negative correlation was observed between changes in reaction time and changes in cerebral oxygenation (r = -0.64, P = 0.004).
  • Other physiological markers and blood analyses showed no direct association with cognitive function post-exercise.

Conclusions:

  • Regional cerebral oxygenation recovery plays a significant role in executive function following exhaustive exercise.
  • The findings highlight the importance of cerebral blood flow regulation in maintaining cognitive abilities during intense physical exertion recovery.