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Friday, 11 January 2013

Polyvagal Theory, Sensory Challenge and Gut Emotions

S.O.T.T: Have you heard about Dr. Stephen Porges' Polyvagal Theory? The theory, already 20 years old, replaces our old notions of how the sympathetic (fight/flight) and parasympathetic nervous systems (rest and recuperation) help to keep us calm, alert and safe. The area covered by Polyvagal Theory is huge. It impacts the way we understand our nervous system, senses, emotions, social self and behaviors. We see diagnoses like autism, sensory modulation disorder, borderline personality and others, in a new light.  Polyvagal Theory claims that the nervous system employs a hierarchy of strategies to both regulate itself and to keep us safe in the face of danger. In fact, it's all about staying safe. Our "highest" level strategy is a mechanism Porges calls social engagement. It is a phenomenal system - connecting the social muscles of the face (eyes, mouth and middle ear) with the heart. You knew that your heart came alive with social interaction, and it's true! This system is regulated through a myelinated branch of the vagus nerve. In evolutionary terms, this is our most evolved strategy (mammals only) for keeping ourselves safe. We use this all the time to clear up misunderstandings, get help, plead for forgiveness, and so on...read more>>>...