Landings, arms & resilience

Why Timing Changes What the Data Means

For club directors

Most clubs that test their athletes test them at the wrong time. Not because anyone chose badly, but because testing tends to happen when it is convenient rather than when it is informative.

The difference between those two moments is most of the value.

The tension

A mid-summer test tells you where an athlete is.

It does not tell you how she got there. And that second question is the one a director actually needs answered.

Consider two athletes who post identical numbers in July. One arrived in the winter below that mark and has improved through the season. The other arrived well above it and has declined as the tournament calendar piled up. Same July number. Opposite situations. Opposite decisions required.

Without a baseline, those two athletes are indistinguishable. You are looking at a photograph and trying to infer motion.

What a baseline buys

A number taken before the tournament calendar piles up converts every later test from a snapshot into a trend.

That changes what you can ask. Instead of is this athlete strong, you can ask is this athlete holding up. Instead of is this asymmetry large, you can ask is this asymmetry widening. The first version of each question is interesting. The second is actionable.

It also protects against a specific and common misreading. Athletes at this age are growing. A twelve-month period can bring substantial changes in height, limb length, and coordination that have nothing to do with training or throwing load. Without an early reference point, normal developmental change and accumulated season load look similar on paper — and they call for completely different responses.

The practical window

Earlier is better, and the reason is mechanical rather than motivational.

Once meaningful competitive volume has accumulated, every subsequent measurement contains two ingredients mixed together: what the athlete brought into the season, and what the season has done to her. A mid-summer number is a mixture, and there is no way to separate the ingredients after the fact. You can only avoid mixing them in the first place.

This is why the timing matters more than the sophistication of the test. A simple test run early is worth considerably more than a comprehensive test run in July.

What this means in practice

For a club, the useful sequence is straightforward:

Baseline early — before or at the very start of the tournament calendar. This is the reference everything else is measured against.

Re-test mid-summer — the comparison point. Reveals who is holding up under load and who is drifting.

Re-test when the calendar closes — closes the loop. Shows what the season cost, informs what the offseason should address.

Three touchpoints across a season. None of them require pulling athletes off the field — evaluations run inside practice time already on the calendar.

The honest caveat

A baseline taken now is less useful than one taken last winter. That is simply true, and there is no way around it.

But a baseline taken now is substantially more useful than one taken in July, and it is the reference point for every season after this one. The window closes gradually rather than all at once.

The takeaway

Testing produces data. Testing at the right time produces meaning.

The gap between those two is not about better equipment or a longer protocol. It is about having an early number to compare against, so that every measurement afterward tells you about direction rather than just position.

Athlete Academy works with club programs as the physical performance arm — strength, arm care, and injury resilience — so club staff can stay focused on tactical and technical development.

This article supports our deeper guide: Landings, arms & resilience.