
Stephen Porges: The Polyvagal Theory & The Vagal Nerve #264
The Human Upgrade: Biohacking for Longevity & Performance
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Is There a Dive Reflex in the Face?
Part of pranayama has to do with stimulation of the face and that's where sensory afferents of the facial muscles of actually it's cranial nerve seven. Part of the dive reflex recruits the unmyelniab vagus, which regulates sympathetic activity in the body. If you have a heart attack monitor your heart rate at night or when you get up in the morning because there are circadian rhythms of vulnerability so vulnerability for heart attacks.
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