VO2 max workout

Boost Your 5K with This 90-Second Workout

Short, sharp sessions like this one can create a powerful training stimulus without needing a huge time commitment. This Friday Fast Track workout uses four repeatable 90-second efforts to challenge your aerobic system, sharpen leg speed, and build confidence at faster paces. It’s simple, effective, and highly relevant for parkrunners wanting to improve their 5K performance.


💥 Today’s Workout

Graphic showing a workout titled 'parkrun Tune Up: 4x 90sec VO2 Max Run' with running metrics and a colorful chart.

Warm-Up

  • 10 minutes at Level II (easy, relaxed running)

Main Set

  • 4 × 90 seconds at Level V (VO₂ max effort)
  • 90 seconds at Level I–II recovery jog between reps

Cool-Down

  • 10 minutes at Level II

Post-Run

  • 10 minutes gentle stretching

🎯 Why This Works for parkrun

Ninety-second efforts are long enough to challenge your aerobic power, but short enough to keep your form tidy and your pace controlled. With only four reps, you can focus on quality from start to finish. For parkrunners, this session helps you:

  • Improve aerobic power
  • Sharpen leg turnover and rhythm
  • Build confidence at faster paces
  • Recover efficiently between hard efforts
  • Make 5K race pace feel more manageable

This is the kind of session that builds speed without unnecessary complexity.


🧠 How It Should Feel

  • Fast and controlled from the first rep
  • Breathing rises quickly, then settles during recovery
  • Each rep feels challenging but repeatable
  • You finish the final rep knowing you executed quality work

If the first rep feels like a sprint, back off slightly and focus on smooth speed.


🔥 Coach’s Tip

Run these with purpose, not panic. Stay tall, keep your shoulders relaxed, and let your cadence lift naturally. Think of each rep as practising strong, efficient running under pressure — smooth, composed, and controlled.


Want to finish your next parkrun feeling stronger and more in control?
Grab my free guide: Stronger for parkrun – A Quick Routine to Finish Your 5K Better.
It’s a simple, effective strength session you can add after any run — including today’s Friday Fast Track workout.

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