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 ...

What goes on inside your digestive system? Your body needs food to stay healthy, but how does it turn food into the nutrients you need? Dive inside the Digestive System and find out.

Digestive enzymes are found in the digestive system, including the mouth, stomach, and small intestine. They help you break down food and absorb nutrients. Sometimes, the body cannot make enough ...