Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access information on a device and to provide personalised ads and content, ad and ...

But how many of us have gone out and said “I’m doing a fartlek today” and actually followed through with it? The original idea is that the workout is unstructured (the name means “speed ...

Fartlek is a Swedish term for “speed play.” This informal version of interval training is simple, effective and dare we say … enjoyable? And not just because "fartlek" is fun to say ...

The interval technique known as Fartlek will keep things interesting (and improve your fitness). Fartlek training involves running at different speeds for intervals, but that’s kind of where the ...

Sometimes simplicity brings the best results, which is why runners in the know are adding “fartlek” training to their routine. A Swedish word meaning “speed play”, fartlek is an ...