Running: Fartlek – 40 Minutes
Cardio sessionFree

Fartlek – 40 Minutes

Play with pace, no stressful stopwatch

40

min

HexfitBy Hexfit

A continuous run alternating 30-second to 3-minute surges with easy running.

What does the session look like?

40 min

Total time

41

Training load

Intensity profileIntensity as % of threshold (100 = threshold).
Warm up: 10 min at Z2Pyramid surges: 1 min at Z4Pyramid surges: 1 min at Z2Pyramid surges: 2 min at Z4Pyramid surges: 1 min at Z2Pyramid surges: 3 min at Z4Pyramid surges: 2 min at Z2Pyramid surges: 2 min at Z4Pyramid surges: 1 min at Z2Pyramid surges: 1 min at Z4Pyramid surges: 1 min at Z2Short bursts: 30 s at Z5Short bursts: 1 min at Z2Short bursts: 30 s at Z5Short bursts: 1 min at Z2Short bursts: 30 s at Z5Short bursts: 1 min at Z2Short bursts: 30 s at Z5Short bursts: 1 min at Z2Short bursts: 30 s at Z5Short bursts: 1 min at Z2Short bursts: 30 s at Z5Short bursts: 1 min at Z2Cool down: 6 min at Z1
040 min

Time in each zone

Z1 · 6 min (15%) Z2 · 22 min (55%) Z4 · 9 min (23%) Z5 · 3 min (8%)

Step by step

Running

Warm up

  • 10 min at Z2 (Easy jog)

Pyramid surges

  • 1 min at Z4 (Pick up the pace, stay smooth)
  • 1 min at Z2
  • 2 min at Z4
  • 1 min at Z2
  • 3 min at Z4 (Longest surge: stay in control)
  • 2 min at Z2
  • 2 min at Z4
  • 1 min at Z2
  • 1 min at Z4
  • 1 min at Z2

Short bursts6 ×

  • 30 s at Z5 (Fast and relaxed, use a lamp post or tree as a finish line)
  • 1 min at Z2 (Keep jogging, do not stop)

6 × (30 s at Z5 / 1 min at Z2)

Cool down

  • 6 min at Z1 (Easy jog)

Who is it for?

Runners who want variety and speed work without a track.

Who is it not for?

Beginners who cannot yet run 30 minutes continuously.