Why do humans have an appendix? New research is reshaping our understanding of this overlooked organ and its antiquated role in our biology.

Untreated appendicitis may cause your appendix to rupture (burst), resulting in an infection. Symptoms associated with a ruptured appendix include severe abdominal pain, fever, chills, and weakness.

The GI tract is a complex group of organs, each of which helps your body digest and absorb food. Your upper GI tract includes your esophagus, stomach, and the first section of your small intestine, ...

Most people get acquainted with their appendix when it’s inflamed and about to rupture. Sebastian Kaulitzki/Science Photo Library via Getty Images Most people know only two things about the appendix: ...