The Gut-Brain Superhighway: Meet the Vagus Nerve
The vagus nerve (from the Latin vagus, meaning “wandering”) is the longest cranial nerve in the body. It starts at the brainstem and meanders its way down through the neck and chest to the abdomen, touching key organs along the way—heart, lungs, liver, stomach, and intestines. Think of it as the main highway of the … Read more