Sub-20 5k Kilometre Repeats

Workout - Sub-20 5k Kilometre Repeats

• 10min @ 5'30''/km
• 6 lots of:
  • 1.0km @ 4'00''/km
  • 1min 30s rest
• 5min @ 5'50''/km

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This article summarizes How she ran a sub 20 minute 5km (training and mindset) from the This Messy Happy channel. The video offers plenty of actionable insight — we’ve distilled the core takeaways so you can get started with the workout right away. Definitely watch the full episode for deeper context.

Key Points

• Training mix: Two dedicated efforts each week—a speed session on Tuesday and a tempo session on Thursday—rounded out by steady-paced base building.
• Variety matters: Kilometer repeats, the occasional hill repeat, and tempo intervals created variety in the plan and kept mental fatigue at bay.
• Core & mobility: A daily 10‑minute morning core block, complemented by regular Pilates, yoga, and resistance-band exercises, strengthened her running form and efficiency.
• Gear & surface: Switching to a fast track and pulling on lightweight “alpha flyer” shoes cut wind resistance and allowed her to focus entirely on hitting her splits.
• Mindset shift: She reduced pre-race anxiety, split the 5k into 1‑km segments mentally, and worked on dismissing self-doubt to stay composed at the finish line.

Workout Example (all paces in minutes per kilometre; sub‑20 min 5k = ~4:00 km):

• Tuesday – Speed Session: 6 × 400 m (or 1 km) at 4:00 km pace, with 90‑second easy jog recovery between each rep.
• Thursday – Tempo Run: 20–30 min sustained at ~4:30 km (fractionally slower than race goal) to build confidence holding race-effort speed.
• Easy Runs: 3–4 mi (≈5 km) at a conversational pace on the remaining days.
• Core Routine (daily): 10 min covering plank progressions, glute bridges, and banded core strengthening.

Closing Note: Test this blend of speed work, tempo efforts, and core training this week. Scale the paces to match where you are now, and lean into the mental strategies to stay steady during your own race. The Pacing app lets you adapt the workout to your target goal pace. Get out there and own it!

References

• How she ran a sub 20 minute 5km (training and mindset) - YouTube (YouTube Video)