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Glossary: Supercompensation

The post-overload bounce that produces fitness gains. And what kills it.

What supercompensation is

The phenomenon where, after a training overload followed by adequate recovery, fitness rises above the pre-overload baseline. The mechanism behind every training adaptation: overload, recover, gain.

In schematic form:

fitness
   |
   |       ____   <- supercompensation peak
   |      /    \
   |  ___/      \__   <- new baseline
   |
   |___ baseline before
   |
   +------------- time
       ^
       overload

If the recovery is right, the new baseline is higher than the starting point. Apply repeatedly across a build phase and Fitness climbs.

What kills supercompensation

Insufficient recovery between overloads

Stacking hard weeks without recovery weeks prevents the adaptation from completing. Fitness climbs but the underlying biological repair is incomplete. The result: stagnation or overtraining.

Recovery without overload

Recovery weeks with no preceding overload week produce no adaptation. They are useful for life-stress weeks or illness recovery but they do not build fitness.

Excessive overload

Push too hard and the adaptation never completes. The window between productive overload and destructive overload is the coach's main calibration job.

Inconsistent overload

Doing hard weeks at random with no pattern produces less adaptation than the same total work organised as overload-recovery cycles.

The 3:1 pattern

A common practical implementation:

Repeat across a mesocycle. Fitness ramps over the 3 weeks, Fatigue spikes in week 3, then both come down in week 4 with Form climbing. The next mesocycle starts at a higher Fitness baseline.

How the Hub supports this

What you do not see

The Hub does not auto-prescribe a 3:1 pattern. The pattern is a coaching choice, written into the macrocycle config. Some athletes respond better to 2:1, some to 4:1.

Bottom line

Supercompensation is the reason recovery weeks exist. They are not a break from training; they are part of training.

See also: Plan adjust: recovery week, Macrocycle plan basics, Glossary: Form, form, fatigue.

Last updated May 12, 2026

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