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vagus nerve afferent interoception

The 80% You Were Never Told About: Your Vagus Nerve Reports Up, It Doesn't Just Command Down

Most people picture the vagus nerve as a cable the brain uses to calm the body down. The anatomy says the opposite: roughly 80% of its fibers run the other way — carrying a constant status report from your organs up to your brainstem. Once you understand the direction of traffic, a lot of "unexplained" symptoms stop being mysterious.

By VagusSkool Team Jul 22, 2026

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Interoception: How Your Brain Builds a Sense of Self Out of Vagal Signals

Your sense of being you — grounded, present, alive in a body — is not a fixed fact. It is assembled, moment by moment, from a stream of signals rising from your organs. A region of cortex reads your heartbeat, breath, and gut and builds a felt self out of them. When that reading goes wrong, so does the self it produces.

By VagusSkool Team Jul 22, 2026

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When the Body Goes Quiet: Losing Hunger, Fullness, and the Urge to Go

Everyone talks about bodies that scream too loudly — the racing hearts, the churning guts, the hypersensitivity. Almost no one talks about the opposite: bodies that go silent. Some people lose hunger, thirst, fullness, and the urge to empty the bladder or bowel entirely, and it is one of the most disorienting symptoms in all of dysautonomia.

By VagusSkool Team Jul 22, 2026