This Friday Fartlek Run features 4×4-minute VO₂ max intervals designed to build top-end speed and aerobic power. Ideal for parkrun and 5km athletes, sprint triathletes, and runners in the right phase of a longer build, this session helps lift your speed ceiling and improve high-intensity running performance.
View More Friday Fartlek Run: 4x 4min VO2 Max Run
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 is a sharp VO₂ max session designed to build top-end speed and improve short-term tolerance to high-intensity efforts. Featuring 4×2-minute reps at Level V+ with short recoveries, this workout is ideal for 5km and 10km runners, as well as sprint and Olympic-distance triathletes looking to sharpen race-specific speed and power.
View More Friday Fartlek Run: 4x 2min VO2 Max Run
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 is a high-quality VO₂ max session designed to improve top-end speed and short-term tolerance to higher intensity efforts. Featuring 6×3-minute reps at Level V with short recoveries, this workout is ideal for 5km and 10km runners, as well as sprint and Olympic-distance triathletes looking to sharpen speed and race-specific fitness.
View More Friday Fartlek Run: 6x 3min VO2 Max Run
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
his Friday Fartlek Run session is a sharp, taper-friendly threshold workout designed to maintain fitness and improve your ability to sustain fast running. Jess’ Threshold Taper Run features 5×3-minute reps at Level IV with short recoveries—ideal for 10km runners, triathletes, and endurance athletes looking to hold intensity during a taper or safely reintroduce speed early in a training build.
View More Friday Fartlek Run: Jess’ Threshold Taper Run