I was halfway across the Queensboro Bridge when a not-so-unfamiliar feeling hit me: I had to take a shit. I was 1.5 miles into my run, and I had emptied the tank just before I left my apartment. As I ...

If you're a runner, you probably know that not everything about running feels great—especially when digestive troubles strike mid-run. One of the most frustrating issues? Running-induced diarrhoea, ...

A new study finds that the physiological symptoms of runner's diarrhea may be due to mental, psychological stress instead. A runner’s level of perceived stress or anxiety had the strongest correlation ...