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Linking dynamic cerebral autoregulation and inhibitory executive function: Role of modifiable behaviours
Hayato Tsukamoto1, Damian M Bailey2
1Faculty of Sport Sciences, Waseda University, Saitama, Japan.
Experimental Physiology
|February 18, 2026
Summary
Dynamic cerebral autoregulation (dCA) stabilizes blood flow to the brain and impacts inhibitory control. Lifestyle factors like exercise and diet acutely affect dCA and cognitive function, suggesting a link to brain health.
Area of Science:
- Neuroscience
- Physiology
- Behavioral Science
Background:
- Dynamic cerebral autoregulation (dCA) stabilizes cerebral blood flow (CBF) against changes in blood pressure.
- Inhibitory executive function is crucial for goal-directed behavior and influenced by lifestyle.
- Mechanisms linking lifestyle behaviors to inhibitory control are not fully understood.
Purpose of the Study:
- To review the relationship between dCA and inhibitory executive function.
- To examine the impact of behavioral interventions on dCA and inhibitory control.
Main Methods:
- Literature review synthesizing evidence on dCA, inhibitory executive function, and behavioral interventions.
- Analysis of acute and long-term effects of physical activity and dietary behaviors.
Main Results:
- Acute aerobic exercise preserves dCA and enhances inhibitory control; exhaustive exercise impairs both.
- Dietary behaviors like breakfast skipping and hyperglycemia acutely reduce dCA and inhibitory performance.
- Long-term effects of physical activity are less clear due to complex interactions.
Conclusions:
- Impaired dCA may contribute to reduced inhibitory control, acting as a physiological mediator.
- Maintaining dCA is critical for cognitive performance.
- Understanding lifestyle impacts on dCA and inhibitory control offers insights into cognitive health strategies.
Keywords:
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