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

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 ...

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 ...

Last summer, 30-year-old Faith Kipyegon became the first athlete, male or female, to win three medals in the 1500m (all of them gold). Now, the four-time Olympic medalist has her sights set on another ...