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[Synergetics of hypnoid relaxation]
Volker Perlitz1, Birol Cotuk, Günter Schiepek
1Klinik für Psychosomatik und Psychotherapeutische Medizin, Labor für Psychophysiologie, Universitätsklinikum der RWTH Aachen. vmperlitz@ukaachen.de
Summary
Autogenic Training (AT) experts showed a distinct 0.15 Hz rhythm during stress, indicating robust physiological coupling. This finding supports AT
Area of Science:
- Physiology
- Psychotherapy
- Nonlinear dynamics
Context:
- Autogenic Training (AT) is a recognized relaxation and psychotherapy method.
- Understanding the physiological underpinnings of AT-induced relaxation is crucial.
- Novel analytical tools are needed to visualize complex physiological interactions.
Purpose:
- To investigate the physiological dynamics during Autogenic Training (AT).
- To apply nonlinear analysis techniques (mTFD and PES) to physiological data.
- To identify and characterize specific rhythms associated with AT-induced relaxation.
Summary:
- Nonlinear routines, Multi-scaled Time-Frequency-Distribution (mTFD) and Post-Event-Scan (PES), were used to analyze physiological data (respiration, blood pressure, blood content).
- A 0.15 Hz rhythm was identified during psychomotor drive reduction in controls and AT experts (ATE) under orthostatic stress.
- This rhythm persisted significantly longer in ATE, demonstrating robust 1:1 coupling between cutaneous blood content and respiration, suggesting a central nervous system origin.
Impact:
- The study supports the efficacy of AT in promoting a synergetic relaxation response.
- Identifies a specific physiological marker (0.15 Hz rhythm) associated with deep relaxation.
- Highlights the utility of advanced nonlinear analysis for understanding psychophysiological interactions.