What is the Gut-Brain Axis and Why Does it Matter? Ever find yourself zoning out during a meeting or struggling to focus on a task because you’re brain isn’t firing on all cylinders and you feel mentally exhausted? If you feel like this regularly then your gut-brain connection could be the culprit behind your fading energy and focus. The gut-brain axis (GBA) is a two-way communication network that connects the gastrointestinal tract (gut) with the central nervous system (brai