Your digestive system starts its job even before you eat your first bite. The digestive system consists of the parts of the body that work together to turn food and liquids into the building blocks ...

Flutters, knots and other stomach sensations tied to nervousness are all examples of the gut-brain axis in action.

There's rarely time to write about every cool science-y story that comes our way. So this year, we're once again running a special Twelve Days of Christmas series of posts, highlighting one science ...

In the 1966 sci-fi film Fantastic Voyage, a group of scientists ventures inside the body of an injured colleague to save him from a life-threatening blood clot. They get a front-row seat to the ...

Peering into the jungle of microbes that live within us, researchers have stumbled across what seem to be an entire new class of virus-like objects. "It's insane," says University of North Carolina ...

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When a person is at rest, meditating or reading a book, the parasympathetic nervous system is at work. Also known as the "rest and digest" system, the parasympathetic nervous system is responsible for ...