Andrew Huberman· PhD
The converse is also true, when these piezo receptors signal to the brain, that the gut is empty independent of your need, your actual need for food. There's a signal that sent to your brain that says gut is empty and neurons get stimulated in areas like the arcuate nucleus and these areas of the hypothalamus and et cetera, that drive the desire to make this action, to open the mouth and to put stuff in it in particular food.