Discover how fartlek runs mix bursts of speed and easy pacing to improve endurance and make you a faster, smarter runner. If running isn’t just a side step from your lifting session and you actually ...

Fartleks are a well-known and popular running workout—or at least they’re something runners talk about all the time. But how many of us have gone out and said “I’m doing a fartlek today” and actually ...

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 ...

Hearing about a workout called a “fartlek” for the first time as a new runner might be intimidating and confusing. That’s because most terms, like “long run” and “speed workout,” are pretty ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." IF THE WORD "fartlek" makes you giggle, you're not alone. But there’s nothing funny about how this style ...