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

The easiest way to make a 10K less challenging on your heart, lungs and legs is to start running 15K on a semi-regular basis. Just as weight lifters manipulate reps, weight and tempo to gradually ...

One of the most common goals among runners? Run faster. Whether you recently started chasing miles and want to pick up the pace or you have your sights set on a race day PR, there are plenty of ...

Runners have two main paths to choose from when it comes to running goals: run faster or run longer. Both will make you a stronger, fitter athlete—but training for one looks a little different than ...

Whether you're trying running for the first time or switching up your workout routine for the new year, you may be wondering whether it's better to run longer or faster. There's nothing quite like a ...

It is wise to practice taking military fitness tests, long before the real ones count toward your record or your chances of getting accepted into special programs. Otherwise, you are just guessing.

So, despite fighting off some viscous period cramps and a woefully low WHOOP recovery score thanks to a largely sleepless ...

Fartleks are a well-known and popular running workout—or at least they’re something runners talk about all the time. But how many of us have gone out and said “I’m doing a fartlek today” and actually ...

The legendary runner is aiming to do something that sports scientists once considered impossible. We went inside her Kenyan training camp to understand how she’s pushing the limits of human ...