Watch the start of a professional 5K race and you’ll notice something interesting.
Long before the athletes step onto the start line, they’re already moving.
They’re jogging.
They’re doing short strides.
They’re shaking out their legs.
In other words, they’re preparing.
Elite runners rarely arrive at the start line cold. They know that a 5K begins at a pace that’s already close to their physiological limit, and their bodies need to be ready before the race even starts.
Yet at parkrun each weekend, the opposite often happens.
Many runners arrive, chat during the briefing, shuffle toward the start line, and then suddenly try to run their fastest 5K of the week.
No warm-up.
No preparation.
Then the first kilometre feels rough and uncomfortable.
The difference between these two approaches isn’t talent.
It’s preparation.
And there are a few simple lessons parkrunners can borrow from elite runners that can make a big difference to how the start of a run feels.
Why the First Kilometre Often Feels Hard
If you’ve ever wondered why the opening minutes of parkrun can feel so uncomfortable, you’re not imagining it.
Most runners start the event too cold.
They go from standing still during the briefing straight into race pace. The body hasn’t had time to adjust to the intensity of running yet, so breathing spikes and the legs feel heavy.
I explained this pattern in more detail in Why Most parkrunners Struggle in the 1st Km (And How to Fix It).
The key idea is simple.
When the body is prepared before the run begins, the early stages of a 5K feel far more controlled.
That’s why elite runners invest so much attention in their warm-up routines.
Elite Runners Treat the Race as a Continuation
One of the biggest differences between elite runners and recreational runners is how they think about the start of the race.
For elite runners, the race is not the beginning of their effort.
It’s a continuation of it.
By the time they line up at the start line, they’ve usually already spent 20–30 minutes moving.
Their muscles are warm.
Their breathing has stabilised.
Their nervous system is primed for running.
That preparation allows them to settle into rhythm quickly once the race begins.
At parkrun, you don’t need a 30-minute warm-up to achieve the same effect.
But you do need a few minutes of structured preparation.
Gradually Increase the Intensity
Another thing you’ll notice when watching elite runners warm up is that their intensity gradually increases.
They don’t jump straight from easy jogging to race pace.
Instead, they begin with relaxed running before introducing a few short efforts close to race pace.
These short efforts activate the neuromuscular system so that the body recognises the intensity required during the race.
Without this step, race pace can feel like a sudden shock.
That’s exactly why the warm-up routine described in The Perfect parkrun Warm-Up (Step-by-Step) includes a few short efforts at Level IV before the start.
Those short efforts prepare your body for the pace you’re about to run.
Rhythm Is Everything in a 5K
Elite runners understand something that recreational runners often discover through experience.
The sooner you settle into rhythm, the easier the race becomes.
The first kilometre of a 5K is rarely about running as fast as possible.
It’s about finding a sustainable rhythm that you can maintain and gradually build upon.
If you start too aggressively while your body is still adjusting to the effort, the run quickly becomes uncomfortable.
But when your body is already prepared, rhythm arrives much sooner.
That’s one of the biggest advantages of a proper warm-up.
Preparation Builds Confidence
There’s also a mental benefit to warming up properly.
When you arrive at the start line already warm and moving well, you feel ready.
You’re not guessing how the run will feel.
You already know.
Your breathing is under control.
Your stride feels smooth.
Your body has already experienced the pace you’re about to run.
That confidence makes the opening part of the run far more comfortable.
What parkrunners Can Learn From This
The lessons from elite runners are actually very simple.
You don’t need to copy their exact routines.
But you can borrow the principles.
Move before the start.
Gradually increase intensity.
Prepare your body for race pace.
These small adjustments can completely change how the beginning of your run feels.
Try This at Your Next parkrun
Before your next parkrun, arrive a little earlier and spend a few minutes preparing your body to run.
Start with relaxed jogging.
Then include a few short efforts close to your expected parkrun pace.
Finish your warm-up just before the briefing so that you arrive at the start line warm and ready to go.
You may find that the first kilometre suddenly feels calmer and more controlled.
Download the parkrun Warm-Up Routine
If you’d like a simple guide you can follow before parkrun each week, I’ve put together a short resource that explains the routine I recommend to runners.
You can download it here:
➡️ Download the parkrun Warm-Up Routine
It takes less than two minutes to read, but it can make a big difference to how your next parkrun begins.