Fartlek: A Swiss Training Trick for Better Running!
Fartlek may sound like a funny name but not to the Swedish. It means "speed play" and is in a type of interval training that helps runners improve.
We have our own gear, clothing, language, (Fartleks or Yasso 800’s any one?) of course we have our own humor. Sayings or pictures that we only find funny while our non-running friends are lik…