Collura, T.F. (2009) Combining EEG with Heart Rate Training for Brain/Body Optimization. NeuroConnections, Winter, 2009.
https://brainmaster.com/wp-content/uploads/2020/09/Combining_EEG_with_HRV_Training-2.pdf
Protocol:
“This was demonstrated at the 2011 ISNR meeting, and further enhanced to compute the percentage of alpha bursts that occur during the exhale (relaxation) part of the cycle.” – Tom Collura
Disclaimer: This content was generated with the assistance of AI and then reviewed and edited by BrainMaster Technologies, Inc. It is provided for educational and informational purposes only and does not constitute medical advice.
Combining EEG with Heart Rate Variability (HRV) Training for Brain–Body Optimization #
Overview #
This paper by Thomas F. Collura, Ph.D. (2009), explores the integration of EEG neurofeedback and heart rate variability (HRV) biofeedback to support comprehensive brain–body self-regulation. The approach is designed for use with BrainMaster systems capable of simultaneous EEG and peripheral biofeedback monitoring, promoting both relaxation and attentional control.
Key Concepts #
1. EEG Alpha Training #
Alpha rhythm (8–12 Hz) reflects relaxed alertness.
The protocol rewards increases in alpha amplitude, using gentle auditory feedback (a flute tone) when brain activity meets a preset threshold. Trainees are encouraged to “allow the sounds to come,” promoting calm awareness rather than forced control.
2. HRV Biofeedback #
HRV training focuses on Respiratory Sinus Arrhythmia (RSA) — the natural heart rate fluctuation linked to breathing.
Using a finger pulse oximeter, heart rate decreases during exhalation are reinforced with a deeper tone. This supports smooth, sinusoidal heart rhythms characteristic of HRV coherence.
3. Combined EEG + HRV Protocol #
The integrated protocol provides:
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Alpha tone for EEG relaxation,
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HRV tone for optimal breathing rhythm,
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Bell tone when both states occur simultaneously (signifying synchronized brain–body relaxation).
Visual feedback (e.g., a flower opening and closing in sync with breathing) enhances engagement and embodiment of the learned state.
4. Clinical and Training Implications #
This multimodal approach:
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Encourages autonomic balance and cortical calmness;
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Facilitates readiness for neurofeedback learning by promoting relaxation before EEG-only sessions;
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Supports integrative training cycles—akin to natural concentration/relaxation rhythms observed in expert performance (Sterman et al., 1994–1996).
