Every day, your body replaces billions of cells—and yet, your tissues stay perfectly organized. How is that possible?

What's the Digestive System? Your digestive system is a group of connected organs that work together to turn the food you eat into nutrients your body needs to function. It includes your biliary ...

Scientists in Australia have published a study with new findings on the human body's "second brain," the bundle of millions of neurons in humans' colons called the ... They make your colon smart.