Fartlek
[fɑ:tlek]
Definition
(noun.) a method of athletic training (especially for runners) in which strenuous effort and normal effort alternate in a continuous exercise.
Edited by Alta--From WordNet
[fɑ:tlek]
(noun.) a method of athletic training (especially for runners) in which strenuous effort and normal effort alternate in a continuous exercise.
Edited by Alta--From WordNet