Why the study?
This study investigated whether the brain and autonomic nervous system responses to slow-paced breathing depend on positive versus negative affective contexts.
Does slow-paced breathing improve frontal alpha asymmetry and heart rate variability in healthy young adults under positive and negative affective contexts?
RCT (n=21)
Computer-generated random numbers
No
Does slow-paced breathing improve frontal alpha asymmetry and heart rate variability in healthy young adults under positive and negative affective contexts?
Slow-paced breathing universally improves autonomic stability via parasympathetic activation, but its regulatory influence on cortical activity is context-dependent, primarily modulating the approach-avoidance motivational system in negative affective contexts.
Supports autonomic regulation via slow-paced breathing across affective states; extends RCT evidence for context-dependent frontal asymmetry effects in negative emotions.
PURPOSE:This study investigated the differential effects of slow-paced breathing on the brain and autonomic nervous system responses under positive and negative affective contexts.The hypothesis tested was that the neurophysiological effects of respiratory intervention depend on the emotional state, specifically that the negative-affect group would show a larger increase in frontal alpha asymmetry (FAA) during the task condition than the positive group.METHODS: Twenty-one healthy young adults were assigned randomly to a positive (n = 10) or negative (n = 11) emotion group.
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Kim et al. (2025) conducted an RCT in Healthy young adults (n=21). Slow-paced breathing under negative affective context vs. Slow-paced breathing under positive affective context was evaluated on Frontal alpha asymmetry (FAA) group × time × condition interaction (p=0.042).
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