"The acute effects of high-intensity functional training on inhibitory " by Julia Daniel, Amaryllis Rubalcaba et al.
 

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Digital Publisher

Digital Commons at St. Mary's University

Publication Date

Spring 2025

Keywords

CrossFit®; cardiorespiratory ; muscular stress ; High-Intensity Functional Training (HIFT)

Description

High-Intensity Functional Training (HIFT), such as CrossFit®, integrates high-intensity, multi-joint movements and has gained attention for its potential to enhance both physical and cognitive performance. While acute resistance exercise (RE) is known to influence physiological responses like heart rate variability (HRV) and cognitive functions such as inhibitory control, the specific effects of CrossFit®—a structured HIFT program—on cognitive outcomes remain underexplored, particularly when comparing trained CrossFit participants to untrained or non-CrossFit populations. HIFT’s unique combination of cardiorespiratory and muscular stress may uniquely enhance cognitive processing speed and response stability, especially in individuals with chronic CrossFit® experience. However, it is unclear how these effects differ between trained CrossFitters, who may adapt to HIFT’s demands, and non-CrossFitters, who lack such training exposure. This study aims to compare the acute effects of a single bout of CrossFit® exercise on cognitive function—specifically inhibitory control, processing speed, and response variability—between trained CrossFit participants (≥6 months experience) and a nonCrossFit population performing resistance exercise, providing insight into how training history modulates cognitive responses to high-intensity exercise.

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pdf

Size

1 page

City

San Antonio, Texas

The acute effects of high-intensity functional training on inhibitory control

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