Why Running Makes You Go

Since half marathon/marathon/spartan race season is upon us, I thought a little post on running and GI issues was in order. I think many habitual, sometimes, and “only if a bear is chasing me” runners alike probably know the feeling of having a perfectly beautiful run (or 5K test, whatever), and then BAM you gotta go. I have even heard the joke that you’re not a real runner until you’ve gone to the bathroom in public. But why does this happen?

More often than not, the source of stomach pain and bathroom breaks on a run is because of food choices, and the biggest culprit is sugar. Many runners use sugary chews, goos, or snacks to stay fueled during the run. This is smart, obviously – readily available carbohydrates at periodic times during an endurance activity will help you maintain the activity longer. So what’s the problem? Continue reading Why Running Makes You Go