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Differences Between High vs. Low Performance Chess Players in Heart Rate Variability During Chess Problems.

Juan P Fuentes-García1, Santos Villafaina1, Daniel Collado-Mateo1,2

  • 1Faculty of Sport Science, University of Extremadura, Cáceres, Spain.

Frontiers in Psychology
|March 14, 2019
PubMed
Summary
This summary is machine-generated.

Heart rate variability (HRV) decreases with increasing chess problem difficulty. Higher HRV in high-performing chess players suggests it can predict cognitive performance in complex tasks.

Keywords:
autonomic modulationchesscognitioncognitive loadheart rate variability

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Area of Science:

  • Neuroscience
  • Sports Science
  • Psychophysiology

Background:

  • Heart rate variability (HRV) reflects heart-brain interaction and autonomic nervous system modulation.
  • Cognitive tasks, including high-demand sports like chess, can alter HRV.
  • The predictive value of HRV for cognitive performance in chess remains unclear.

Purpose of the Study:

  • To investigate HRV changes during chess problem-solving tasks.
  • To assess the relationship between HRV and subjective perceptions of stress, difficulty, and complexity.
  • To explore HRV as a potential indicator of cognitive performance in chess.

Main Methods:

  • 16 male chess players (mean age 35.19, ELO 1927.69) performed six chess problems of varying difficulty.
  • HRV was measured at baseline and during task performance.
  • Subjective stress, difficulty, and complexity were recorded post-task.
  • Participants were categorized into high and low performance groups based on task results.

Main Results:

  • Task difficulty significantly affected HRV indexes and perceived stress, difficulty, and complexity in both performance groups.
  • HRV decreased as chess problem difficulty increased across both groups.
  • High-performance players exhibited significantly higher HRV than low-performance players during tasks.

Conclusions:

  • Autonomic modulation increased to meet cognitive demands, with higher modulation correlating with increased task difficulty.
  • Non-linear HRV indexes appear particularly sensitive to task difficulty, offering a valuable tool for chess training.
  • HRV may serve as a biomarker for cognitive load and performance in chess.