Bike adjustment during the application of the ONE method

Summary

The ONE method

Framework · diagnose, intervene, monitor and verify

Almost nothing you change on the bike ever gets checked afterwards: you raise the saddle, swap the stem and start another plan, and three months later there is no way to tell which of the three did it. This is the framework that avoids that.

How it works
One change at a time, with the baseline written down on day one and the same test repeated under the same protocol. Two measurements taken differently cannot be subtracted from each other.
What it orders

Five situations and the service each one calls for, including the one where the answer is to do nothing yet.

A dated baseline, so six months from now there is something to compare against.

An alert when a signal drifts out of your usual range, before it becomes three lost weeks.

What it does not do

A method is not a result. It orders what gets measured, in what order and how it is checked; what comes out depends on your case, and sometimes the honest conclusion is that the problem was not the one you arrived with.

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ONE METHOD

Changing three things at once is the fastest way to learn nothing.

Write down where you start, in numbers. Change the one thing the assessment points at. Watch whether you can actually do the work. Then measure again under the same protocol, and say so if it did not work.

Two decades of applied cycling science.

ONE method

Measure, change one thing, measure again.

It sounds obvious and it is where most processes break: they change three things at once and then nobody can tell which one worked.

  1. Starting point

    Assess

    We write down where you start, in numbers. Without that line, six months from now there is nothing to compare against.

  2. Targeted change

    Intervene

    We change what the assessment points at, and we say why that one and not another.

  3. Ongoing monitoring

    Monitor

    We watch load, recovery and whether you are actually doing the work, because a plan you cannot follow is not a plan.

  4. Comparable result

    Verify

    We measure again under the same protocol. If it did not work, that gets said too.

Edwin Castiblanco placing markers on the cyclist before a capture session at ONE

Where it gets verified

One change at a time, and the same measurement before and after.

Raise the saddle three millimetres and start a new training block the same week, and the result has no owner: if you are faster in March, there is no way to tell which of the two did it, or whether one covered for the other. So interventions are separated in time, and what gets measured before and measured again afterwards is decided in advance, under the same protocol and the same instrument. Comparing two measurements taken differently verifies nothing.

ONE monitoring tools

Monitoring that shows what changes.

ONE combines analysis rules, reports and internal protocols to turn scattered information into process control. The Athlete Portal is in operation, with private reports and ONE Readiness; the Bayesian power–duration engine remains experimental and is labelled as such.

Internal rules to establish baselines, alerts and intervention priorities.

Assessment protocols connected with BIKEFIT 3D, training, force and power.

Reports and visualizations designed to show response, progress and the next adjustment.

Artificial intelligence as organizational support, always subordinate to professional judgment.

Frequently asked questions

Questions about the method.

What do assess, intervene, monitor and verify actually mean?

Assessing is establishing a baseline from goals, history, data, sensations, position and context. Intervening is applying a concrete training, fit or purchase strategy. Monitoring is following load, recovery, adherence and response throughout the process, not only at the start and the end. Verifying is measuring the response and documenting the change, including when the change is not the one expected.

How is this different from a normal training plan?

A plan is an intervention: the second of the four steps. The method is what decides which intervention applies before it is written, and what checks afterwards whether it worked. A plan without a prior baseline cannot be verified, because there is nothing to compare it against.

Do I need a power meter or a lot of data to start?

Not to begin. More data makes the reading finer, but the baseline is also built from history, sensations, position and context. What is stated from the outset is how far the interpretation can go with the data available, rather than presenting every reading as equivalent.

How long before it is clear the intervention worked?

It depends on what was changed. A position change can be felt within the first long rides; a physiological adaptation needs blocks of weeks before a measurement means anything. Verifying too early produces noise, not evidence.

Start with an assessment and a measurable baseline.

Diagnosis One identifies what limits progress and which ONE intervention fits your goal.

ONEPERFORMANCE FINDER
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