When you’re training for your first marathon or other competition, you obviously want to focus on increasing your endurance by alternating long runs with easy runs, intervals and rest days. You need ...

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 ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Tired of being sidelined by runner's diarrhea? Here's what experts recommend to get you back on the road. Rerouting your planned run, soiling your fave run shorts, and leaking like a water balloon are ...

Dear Dr. Donohue: When I return home after jogging 3 or 4 miles, I often have diarrhea. Do you know what may be causing this, and how I can prevent it? - A.D. A: You're not alone. In marathon races, a ...