VNANS 04.17-19.26 PHO

VNANS: Vagus Nerve and Autonomic Nervous System
VNANS April 17-19, 2026 Phoenix, Arizona


Equilibration of the autonomic nervous system is necessary for the long-term treatment of visceral dysfunction and many other symptoms. Explore and develop a new insight into the autonomic nervous system in accordance with the polyvagal theory.

Advance Preparation:
Required Reading: New Approach to the Vagus Nerve and the Autonomic Nervous System, available at:

~Eric has prepared a class supplement for you and asks that you either print and bring the attached document with you to class or upload the document to a phone or tablet that you can access during class.

~He also prepared a worksheet that you can use during class - simply download to your device before you arrive.

~While not necessary, if you have a Pulse Oximeter, please bring with you to class.

Reviewing course videos of NM1 and VM2 is very valuable for students - it helps ensure you are ready to move to the next level of learning. Reviewing videos on-line of class content is available to IAHP Medallion Members. If you are not already a member, contact us at 800.311.9204 or 561.622.4334, or join on line at

Additionally, the course developer has provided some additional reading if you wish to further prepare:
• Jänig W., The Integrative Action of the Autonomic Nervous System: Neurobiology of Homeostasis, Cambridge University Press, 2006.
• Barral J.-P., Croibier A., Manual Therapy for the Cranial Nerves, Churchill Livingstone Elsevier
• Porges S.W., The polyvagal theory – Neurophysiological foundations of emotions, attachment, communication and self-regulation, Norton & Company, 2011.
• Porges S.W., The pocket guide to the polyvagal theory – The transformative power of feeling safe, Norton & Company, 2017.
• Porges S.W., The polyvagal theory: phylogenetic substrates of a social nervous system, International Journal of Psychophysiology 42 2001 123-146
• Porges S.W., The Polyvagal Perspective, Biol Psychol. 2007 Feb; 74(2): 116–143.
• Marlien E., Le système nerveux autonome : de la théorie polyvagale au développement psychosomatique. Implications thérapeutiques et ostéopathiques, Editions Sully, 2018 (only available in French at this time, watch our website for future updates).

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