This film explores the complex process of human digestion, detailing how food is broken down into molecules by the digestive system. It follows the journey of food from the mouth, where it is chewed ...

The digestive system does far more than simply process food. This complex network serves as the foundation for overall health, influencing everything from immune function and brain health to energy ...

Your digestive system changes as you age. This may make certain types of foods more difficult to digest, including spicy foods, dairy products, and processed foods. The digestive system slows as we ...

Anthea Levi is a registered dietitian (RD) and reporter with more than 6 years of experience writing for major health outlets including Health magazine, BuzzFeed, Eat This, Not That!, and Livestrong.