What’s the Difference Between Fartlek, Tempo, and Interval Runs?
Fartlek Workouts are not only fun to say out loud, but they’re fun to run. Fartlek is Swedish for “speed play,” and that is exactly…
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Fartlek Workouts are not only fun to say out loud, but they’re fun to run. Fartlek is Swedish for “speed play,” and that is exactly…