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⚠️ Before we dive in:
2/ In healthy people, cortisol spikes naturally about 30–45 min after waking. This is called the Cortisol Awakening Response (CAR).
2/ Developed by neuroscientist Dr Stephen Porges, Polyvagal Theory revolutionised how we understand the autonomic nervous system (ANS), the system that regulates your heart rate, digestion, breathing, immune system, and more.
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