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 trillions of microbes that live in the human gut may play a bigger role in health than previously thought, according to ...

Introducing as many as 500 billion bacteria from a serving of probiotic yogurt could disrupt that balance. If these novel ...