Triple Threat Tempo & Intervals

Triple Threat Tempo & Intervals

Workout - Triple Threat Tempo & Intervals

  • 12min @ 6'30''/km
  • 5 lots of:
    • 100m @ 3'30''/km
  • 15min @ 5'00''/km
  • 3min @ 7'00''/km
  • 4 lots of:
    • 1.0km @ 4'22''/km
    • 1min 30s rest
  • 12min @ 6'30''/km
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Intro: this article draws from Lee Grantham’s video Interval Runs vs Tempo Runs vs Fartlek Runs: Simple Explanation & Examples. Worth exploring. We’ve pulled the key ideas so you can try one of these workouts this week. The full video has more depth.

Key points:

  • Interval runs: intensity packed into short repeats (e.g., 6 × 1 km or 20 × 1 min) to build speed and aerobic capacity (VO2 max).
  • Tempo (threshold) runs: sustained effort at or below lactate threshold for 20-40 minutes. Builds the aerobic system and the ability to hold race pace.
  • Fartlek runs: steady running with harder bursts in a ladder (200-400-600-800-1000 m up, then back down). Builds aerobic and anaerobic capacity and keeps training fun.
  • Effort matters more than pace. Adjust for weather, terrain, or how you feel.

Workout example:

  • Interval session: 6 × 1 km at 5K race pace, with 1-minute easy runs between.
  • Tempo session: 20 minutes at a comfortably hard effort (roughly 10% quicker than marathon pace) while staying below lactate threshold.
  • Fartlek session: run the 200-400-600-800-1000 m ladder and back. 20-30% slower than race pace on each segment with 200 m recovery jogs.

Closing note: try one of these runs this week. Adjust paces in the Pacing app. Lee Grantham’s video has more examples.


References

Inspired by Lee Grantham

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