These workouts from Woods will teach your bod to fire on all cylinders. On the effort scale of 1 to 10, 10 is your all out ...

Most people don’t run at top speed unless someone’s chasing them. But here's a novel idea: “Practicing running faster will make you faster,” says Matt Nolan, an RRCA-certified running coach and master ...

If you have a half marathon or marathon on the horizon, or even a 10K, it might seem counterintuitive to go out and train your body to run 100 meters as fast as you can. But even if you’re gearing up ...

As the weather gets nicer, you may decide to head out to the track for a training session. Once there, you may be surprised to see people wasting their time running endless laps like a mouse in a ...

If you have a half marathon or marathon on the horizon, or even a 10K, it might seem counterintuitive to go out and train your body to run 100 meters as fast as you can. But even if you’re gearing up ...

If you were reading a health or medical journal, you might suspect the acronym SIT had something to do with obesity and sedentary lifestyles. It doesn’t, at least not directly. SIT stands for “Sprint ...

Want to tighten your butt, get more definition in your legs, sculpt your core, and improve your strength and stamina? Sprinting will help you achieve all the above. To learn the basics of sprinting ...

HIIT, or high-intensity interval training, is increasingly popular, and it provides plenty of benefits, from torching calories to increasing your VO2 max and overall athletic performance. SIT, or ...

As Charge running coach Betsy Magato puts it, hill sprint workouts are like “broccoli for runners.” Why? “Because broccoli is good to eat, and hills are good to do,” she says. Whether you’re a fitness ...

There's a good reason why the military and law enforcement are now testing speed and agility. The ability to run fast without injury requires practice and a steady dose of maintenance work. Whether it ...

As an actor, mom, and entrepreneur, Kristen Bell's a busy woman—so she doesn't always have hours to spend sweating it out at the gym (chances are, you know the feeling). That's why she's mastered the ...