Question

what is FARTLEK TRAINING method?

Answer 1

Fartlek, which means "speed play" in Swedish, is a training method that blends continuous training with interval training. Fartlek runs are a very simple form of a long distance run. Fartlek training “is simply defined as periods of fast running intermixed with periods of slower running."
hope it will help U

Answer 2

hey your answer here..

Fartlek a swedish term that means speedplay is a form of interval of speed training that can be effective in improving your speed and endurance.

I hope it helps.