Add Yahoo as a preferred source to see more of our stories on Google. As that one very famous and very wise saying goes: “Everybody poops.” It’s a fact of life, even if poop is kind of… really gross.

After water, tea is the most commonly consumed drink in the world. Sales of green tea represent about one-fourth of the global tea sales. People drink green tea because they like the taste, but also ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Much of the food you eat is absorbed by your digestive system, which includes your ...