You may understand the respiratory and digestive systems as separate entities but, in many ways, the two are intimately connected. For example, breathing provides oxygen to help your digestive tract ...

From turkey and all the trimmings to mince pies and brandy butter, most of us go all-out at Christmas and eat things we wouldn’t think of at any other time of the year. As we gather with our nearest ...

The digestive system’s rhythms are controlled by body clock genes, as well as lesser-known regulators called noncanonical clock regulators. Researchers at Baylor College of Medicine aimed to ...

From gut-friendly options to common triggers of discomfort, see how well you understand the impact of diet on digestion. Maintaining a healthy digestive system is key to overall well-being, and what ...

This series was created for Google, the Buck Institute, Optispan and Phenome Health by Scientific American Custom Media, a division separate from the magazine’s board of editors. When we age, our ...