Skip to content
Coach Sheet

Glossary entry — methodology

Periodization

Long-term planning of training across blocks of distinct emphasis (volume, intensity, peaking) to drive specific adaptations. Used to manage fatigue and produce a peak at a target date.

What periodization means

Periodization is the structured planning of training over weeks, months, and years. The plan divides time into blocks with different emphases (more volume early, more intensity later) to drive adaptation while managing fatigue. The goal is to peak at a chosen date or to make sustained progress without burnout.

Williams et al, 2017, found periodized programs produced 0.3-0.4 SD greater strength gains than non-periodized programs in trained lifters. The advantage shrinks for novices, who progress on nearly any structured stimulus.

Three working models

Linear periodization: high volume and low intensity early, decreasing volume and increasing intensity over weeks toward a peak. The classic Bulgarian and Eastern Bloc model from the 1960s.

Block periodization: distinct training emphases (accumulation, transmutation, realization) in sequence. Each block targets one adaptation. Issurin 2010 formalized this for elite athletes.

Daily Undulating Periodization (DUP): rotates emphasis within the week (Monday heavy strength, Wednesday hypertrophy, Friday power). Useful for time-constrained athletes who can’t run distinct multi-week blocks.

For most online coaching clients, a hybrid block + autoregulation approach works best. Block gives structure; autoregulation adjusts daily.

Where periodization breaks down

The classical models assume the athlete trains for a known event (powerlifting meet, sport season, physique show). Most online coaching clients don’t have a hard date. They want sustained progress.

For those clients, periodization is structural: 4-6 week mesocycles ending in deload, alternating volume-emphasis and intensity-emphasis blocks every 12-16 weeks. The “peak” is just the end of an intensity block, not a competition.

When periodization is overkill

Untrained and lightly-trained lifters progress on linear progression (add weight every session) without formal periodization. The cost of imposing periodization on a beginner is real: it slows the simple weekly progression that early gains depend on.

Apply formal periodization once linear progression stalls, usually 6-18 months into training.

In Coach Sheet

The Workout Plan tab is structured per microcycle. Coaches plan one mesocycle ahead. The Plan History sheet preserves prior microcycles for trend visibility (RPE, e1RM, volume) across blocks. The macrocycle level (year-long planning) lives in the coach’s head or in a separate doc; Coach Sheet doesn’t enforce a specific periodization model.

Sources

  1. [1]
  2. [2]