The vagus nerve is, in one way of thinking ... For example, a large cluster of vagal neurons clings like a vine to the carotid artery in your neck. Its nerve fibers follow this network of blood ...

The vagus nerve not only divides and branches out (its name derives from the Latin word for “wandering”), but it also connects to and interacts with other nerves in the body.

Q I keep reading about how the vagus nerve has a lot to do with things like mood, digestion and keeping your brain healthy. Where is it located? Supposedly there is even a kind of technique where ...