The gut is not just a digestive organ. It is a sensing organ. Every day, it interprets information about nourishment, safety, stress, and rhythm—and sends those signals upward to the brain. In fact, much of what we describe as “mood,” “clarity,” or “tension” begins not in the head, but in the gut. This is known as the gut–brain axis : a continuous, two-way conversation that helps the body decide how to respond to the world. The Gut as a Regulatory Center The digestive system