Ever hear of the vagus nerve? It's the largest nerve in your body and it directly connects your brain to your gut! You can bet there's a party going on in there, except what happens in vagus doesn't stay in vagus! 

So what exactly does happen in Vagus? A whole lot... and a whole lot yet to be understood.

A growing field in medicine called neurogastroenterology, studies this deep connection between the brain and your digestive tract