Scientific American

Have you felt butterflies in your stomach or hunger pangs? Those “gut feelings” happen thanks to the vagus nerve, which is a superhighway that connects the brain and the gut...
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Scientific American
Have you felt butterflies in your stomach or hunger pangs? Those “gut feelings” happen thanks to the vagus nerve, which is a superhighway that connects the brain and the gut...
This page last reviewed on August 22, 2023