We talked to the best dietitians, coaches, and doctors about the most tried-and-true ways to level up your miles.

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Kenya’s sprinting landscape changed forever in August 2021 when Omanyala became the first Kenyan to reach the 100m semifinals at the Olympic Games. His blistering 10.00 seconds run in the semifinals ...

Cool down for five minutes at an easy intensity. A Swedish word for “speed play,” a Fartlek is a less-structured interval that allows you to speed up and slow down without looking at a watch.

Earlier this week, Polar announced an update that'll be a game-changer for runners like me who are gearing up for marathons later this year. After many years of waiting, I was delighted to hear that ...