“My gut says ” or “I feel butterflies in my stomach ” are some ways people think about their digestive system and its purpose. But in reality, our guts cannot talk to us or feel emotional about ...

New research finds there is significant variation in the anatomy of the human digestive system, with pronounced differences possible between healthy individuals. The finding has implications for ...

Over a century ago, when scientists were classifying the body’s organs, one was short shrifted, according to researchers who say part of the digestive system deserves to be upgraded to organ status.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The human digestive system is a series of organs that converts food into essential nutrients that ...

Medically reviewed by Michael Menna, DO Key Takeaways The circulatory system carries oxygen and nutrients throughout the body and removes waste.The lymphatic system helps fight disease by creating and ...

Organs often have fluid-filled spaces called lumens, which are crucial for organ function and serve as transport and delivery ...

Mayo Clinic researchers have demonstrated that a noninvasive screening test can detect not only colorectal cancer but also the common cancers above the colon -- including pancreas, stomach, biliary ...