Scullion's Persist & Prevail Threshold

Workout - Scullion's Persist & Prevail Threshold

• 10min @ 9'00''/mi
• 3 lots of:
  • 10min @ 5'09''/mi
  • 2min 30s rest
• 10min @ 9'00''/mi

Ready to start training?

If you already having the Pacing app, click try to import this workout:

Try in App Now

workout/scullions-persist--prevail-threshold-203eca84

Don’t have the app? Copy the reference above,
to import the workout after you install it.

Intro

Here’s a breakdown of Threshold running Breakthrough: Persist and Prevail from Stephen Scullion - Olympic marathoner. It’s worth watching the full video for complete context, but we’ve pulled together the essentials so you can start this workout right away.

Key Points

• Progress depends on consistency and patience—showing up matters, even on days when training feels tough.
• Target 45‑60 minutes of Zone 4 / LT2 work (half‑marathon effort) each week, split across your runs.
• A straightforward approach works best: 3 × 10‑minute intervals at threshold pace (roughly 5:03‑5:15 min/mi for the author). Adjust your effort by heart‑rate or how it feels.
• Pair threshold work with other intensities—V2 reps, 10k effort, easy runs—to keep training varied.
• Concentrate on your own process; skip the pace comparisons and trust your plan.

Workout Example

Warm‑up: 10‑15 min easy jog
Main set: 3 × 10 min at threshold (≈5:03‑5:15 min/mi, Zone 4 / LT2)
  • Rest 2‑3 min easy jog between reps
Cool‑down: 10 min easy jog

You can embed a single 10‑minute block into a longer run at the start or finish, or split it into 2 × 10 min or 4 × 5 min chunks—what matters is accumulating 45‑60 min of threshold work weekly.

Practical Tips

• Use your heart‑rate (≈510 bpm max) or how hard the effort feels to stay in zone.
• Feeling flat? A steady, easy run day can restore your confidence and readiness.
• After altitude training, lactate levels recover fast; expect full adaptation in 5‑6 days.
• Keep it simple, stick to your plan, and only change course once you know something genuinely needs fixing.

Closing Note Try this threshold session this week. Dial in the paces for your own fitness using the Pacing app, and commit to the process. You’ll see improvements—keep moving forward.

References

• Threshold running Breakthrough: Persist and Prevail - YouTube (YouTube Video)