Did You Know? You Actually Have a 'Second Brain' Working Away in Your Gut!

Wed, 26 Aug 2026 08:00:53 +0000

Hey there! You know how sometimes you get a ‘gut feeling’ about something, or maybe feel a bit queasy when you’re super anxious? Well, it turns out those aren’t just quirky expressions! Get this: you actually have what scientists and doctors often playfully call your ‘second brain’ right there in your digestive system!

It’s officially known as the Enteric Nervous System, or ENS. And it’s not just a few nerves; it’s a massive, intricate network made up of hundreds of millions of neurons – yep, actual brain cells! That’s more neurons than in your spinal cord, all doing their thing along your entire gastrointestinal tract, from your esophagus all the way down to your colon.

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Did You Know? You Actually Have a 'Second Brain' Working Away in Your Gut!