If you've been dealing with anxiety that doesn't seem to have an obvious trigger, it's worth knowing that your gut and your nervous system are more connected than most people realize. We touched on this system in our post on the vagus nerve's role in GERD, and the same pathway shows up again here, this time in relation to mood and anxiety. What the Gut-Brain Axis Has to Do With Anxiety Researchers refer to the gut-brain connection as the microbiota-gut-brain axis: a bidirecti