Answer:
Fartlek, which means ?speed play? in Swedish, is a training method that blends continuous training with interval training. The variable intensity and continuous nature of the exercise places stress on both the aerobic and anaerobic systems. It differs from traditional interval training in that it is unstructured; intensity and/or speed varies, as the athlete wishes.
You need to login to perform this action.
You will be redirected in
3 sec
