How many calories you burn when you run a mile depends on factors including your weight, age, fitness level, and more. Find ...

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 ...

If you go faster than threshold pace, even by a little bit, your body eventually reaches VO2 max, says Skiba. Doing this can ...

Ask any expert how you should measure your running progress and they’ll tell you to track your performance. How you feel should always trump how you look, they’ll tell you – this will keep you ...

Running a mile is a classic fitness benchmark. It's a distance that's long enough to challenge your endurance but short enough to tackle without immense training. Whether you're a seasoned marathoner, ...

Ask any expert how you should measure your running progress and they’ll tell you to track your performance. How you feel should always trump how you look, they’ll tell you–this will keep you motivated ...

Training to run faster is a common issue for people serving in the military. The timed runs in semi-annual fitness tests are challenging, especially for military members who consider 1.5-2 miles "long ...

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 ...

Most people overestimate how many calories they torch while running. Here’s how to figure out your numbers—and tips to boost ...