Article from NIH. Your digestive system is busy. When you eat something, your food takes a twisty trip that starts with being chewed up and ends with you going to the bathroom. A lot happens in between. The health of your gut plays a key role in your overall health and well-being. You can make choices to help your body stay on tract.

Article by the National Institutes of Health. Researchers have mapped the normal bacteria that live in and on the healthy human body. The accomplishment sets the stage for better understanding how bacterial communities affect human health and disease.