How Slow Breathing Calms the Brain: What the Vagus Nerve Actually Does
'Vagus nerve hacks' promise calm in ninety seconds. The real physiology is narrower and messier — including what our own breathing-ring videos are, and are not, doing.
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# vagus nerve
The Gut-Brain Connection: Your Mood Isn't Only Made in Your Head
Trust your gut. Gut-wrenching. Butterflies in your stomach. Body idioms about emotion turn out to be less metaphorical than they sound. What the actual published research says about the vagus nerve, gut bacteria, and serotonin — and what it doesn't say yet.