Researchers say that a type of C. difficile is well-adapted to survive in hospitals, and it's on the verge of becoming a new species.

A Canadian study has found that a fecal transplant for treating clostridium difficile in the gut is effective whether it's delivered by colonoscopy or by swallowing a capsule.

A new study says medications like Nexium and Zantac could be impacting important gut bacteria and causing infections.