The XFG COVID-19 variant, aka "Stratus," is spreading rapidly in the U.S. as cases climb. Here's what to know about symptoms ...

Over 140 passengers and crew fell ill with gastrointestinal illness on a Royal Caribbean cruise. The CDC is investigating the cause of the outbreak, which involved vomiting, cramps, and diarrhea ...

Calcium supplements may cause diarrhea. Diarrhea is loose, watery stools that occur three or more times per day. 3 Diarrhea ...