"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Athletes are often searching for the latest and most innovative clothing and gear that will help them ...

Few of you are coming to me with a focus on your one mile pace, so we’re looking at running workouts that are going to test your speed and improve your endurance. There are tons of ways to incorporate ...

Even though I’m an Endorphin Pro diehard, I never seemed to mesh with its counterpart, the Endorphin Speed. I was in the minority; wear-testers raved about the past three iterations, praising the ...

The Swedish word for ‘speed play’, fartlek is one of the most common training sessions that I use with my athletes. The history of fartlek training dates back more than 80 years, when coaches and ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. When out for a jog, people automatically settle into energy ...