How to Use Exercise to Improve Your Brain’s Health, Longevity & Performance

2866.163 - 2887.737 Andrew Huberman

Then from the spinal cord, they send a relay out via what's called the cholinergic preganglionic neurons. Basically what ends up happening is that acetylcholine, which is a neuromodulator, is released from these neurons that originate in the spinal cord. onto the adrenal medulla, and then the adrenal medulla, the so-called adrenals, same thing, adrenal medulla, adrenals, releases adrenaline.