Your Vagus Nerve Is the Key to Calm — Here's How to Reset It in 12 Weeks Without Gadgets

The Advisor with Stacey Chillemi · Oct 9, 2025 · 34m

Your nervous system has a switch that moves you from fight-or-flight into rest and digest. Most people do not know it exists. Almost nobody has been taught how to activate it deliberately. The vagus nerve is the longest nerve in your body and it governs your stress response, your digestion, your sleep quality, and your ability to feel calm and clear rather than chronically on edge. Dr. Hany Demian works specifically with the practical no-gadget habits that retrain vagal tone over time — and what he shares about quick breath resets, brief cold exposure, the surprisingly effective humming and…