Stimulating the vagus nerve can increase alertness, calm the body, improve mood, and enhance learning ability.

“What you hear today will also, if you don't know or you're not familiar with the vagus nerve, is going to educate you on the latest about the vagus nerve. We've learned a lot about the vagus nerve and ways to control the vagus nerve in the last few years. And finally, and perhaps most importantly, the information that you're going to learn today includes actionable tools that will, for instance, allow you to make yourself more alert, when you want to, without the use of pharmacology. It will allow you to calm yourself down quickly, when you want to, on demand and quickly, without the use of pharmacology or devices. And, it will also allow you to alter your mood for the better, and indeed to improve your ability to learn.”

“So you have mechanical information and you have chemical information coming from, for instance, your gut, up through the sensory, in the technical nomenclature, it's called afferents. Afferents is a technical language- feel free to ignore this, but for those of you that want to know, you aficionados already know this, the afferents are the inputs to a structure; efferents are the”