A passenger suffering from severe diarrhea forced Delta Air Lines Flight 194 (not the one pictured here) to turn around in the air and return to Hartsfield-Jackson Atlanta International Airport (ATL) ...

An upswing in the number of cases of cyclosporiasis, a gastrointestinal illness caused by a microscopic parasite, has prompted a warning from Alabama health officials. The Alabama Department of Public ...

Metformin is a diabetes drug that's also taken off-label for weight loss and anti-aging. It can have some severe gastrointestinal side effects, including diarrhea without warning. Experts recommend ...