Taking your workouts off the roads and to the trails can be a simple way to run slower. That’s because the unpredictable ...

Let’s travel back to the Paris Olympics—the women’s marathon event in particular. Twenty kilometers into the race, Sifan Hassan of the Netherlands was holding her pace and biding her time. “The moment ...

Crank up the tunes: You can take your run/walks to the next level with our tailored playlist. The 26-song playlist alternates ...