Weight loss and diabetes drugs target regulatory pathways involved in metabolism that the microbes in your gut and certain molecules from food already play a key role in regulating.

The reasons are not fully understood, but changes in the gut microbiome are believed to play a role.

The appendix has independently evolved at least 32 times across 361 mammalian species. What makes it an evolutionary darling when it’s more of a medical liability today?

The discovery opens the door to early diagnosis and potential prevention of the chronic form of inflammatory bowel disease.