This Friday Fartlek Run features **3×12-minute tempo intervals** designed to build aerobic strength and sustainable speed. Running at Level III with short recoveries, this session is ideal for runners and triathletes preparing for half marathons, marathons, and longer endurance events while maintaining controlled, high-quality training.
View More Friday Fartlek Run: 3x 12min Tempo Runs
This Friday Fartlek Run features 5×7-minute tempo intervals designed to build aerobic strength and sustainable speed. Running at Level III with short recoveries, this session is ideal for runners and triathletes preparing for half marathons, marathons, and longer endurance events, providing quality training without excessive fatigue.
View More Friday Fartlek Run: 5x 7min Tempo Runs
This Friday Fartlek Run features 8×4-minute tempo intervals at Level III — a controlled, sub-threshold effort that builds aerobic strength and pacing discipline. Ideal for runners and triathletes preparing for half marathons, marathons, and longer events, this session delivers quality endurance work without excessive fatigue, making it perfect for both early build phases and taper periods.
View More Friday Fartlek Run: 8x 4min Tempo Runs
This Friday Fartlek Run features 6×5-minute tempo intervals designed to build aerobic strength and sustainable speed. Running at Level III with short recoveries, this workout is ideal for runners and triathletes preparing for half marathons, marathons, and longer endurance events, delivering quality training without excessive fatigue.
View More Friday Fartlek Run: 6x 5min Tempo Runs