Periodisation Theory in Modern Football — From Linear to Undulating Approaches

Introduction

Periodisation — the systematic variation of training variables (volume, intensity, frequency) over time to optimise performance adaptation and manage fatigue — has been formalised since Soviet sports scientists systematised Matveyev’s classical model in the 1960s. Football’s unique periodisation challenge is that it lacks the clear preparation-competition-transition structure of individual sport periodisation models: the competitive season is 10 months long, with matches every 3–7 days. Adapting periodisation principles to this reality requires understanding what each model optimises and where its assumptions break down in football.

The Science

Classical (linear) periodisation: Volume decreases as intensity increases across a macrocycle. Effective for individual sports with defined competition peaks. Poorly suited to football because: the competitive season is too long for a single peak, and the weekly training-match cycle does not allow the multi-week volume phases the model requires.

Undulating periodisation (daily or weekly undulation): Training volume and intensity vary from session to session or week to week rather than following a linear progression. More suitable for football because:

• Physical qualities (strength, endurance, speed) are trained within each weekly microcycle
• Loading variables change frequently, preventing accommodation
• Maintenance of all physical qualities simultaneously is feasible

Block periodisation (Issurin, 2008): Concentrated training blocks sequentially target specific physical qualities for 3–6 week periods before sequentially layering subsequent qualities. Applications in football:

• Pre-season Block 1: Aerobic base (VO2max, running economy)
• Pre-season Block 2: Maximal strength
• Pre-season Block 3: Power (PAP-based, plyometric)
• In-season maintenance blocks: Minimal effective dose for each quality

Block periodisation is more systematic than undulating approaches but requires clear off-season/pre-season windows — possible for clubs with defined pre-season periods, difficult during congested in-season periods.

The weekly microcycle in football: The 7-day (or 3–4 day for midweek fixtures) training week is the fundamental periodisation unit in football. Whatever macrocycle structure is adopted, the microcycle must balance:

• Physical stress accumulation
• Tactical/technical training objectives
• Recovery from previous match
• Preparation for next match

Fitness-freshness model: Performance = Fitness − Fatigue. Both fitness (from accumulated training) and fatigue (from accumulated load) are modelled as decaying exponentials with different time constants. Fitness has a longer time constant (decay over ~42 days); fatigue has a shorter time constant (decay over ~15 days). Optimal performance timing requires maximising fitness while minimising fatigue — the tapering/supercompensation rationale.

What Research Says

Issurin (2010) reviewed block periodisation evidence in Sports Medicine, finding that block periodisation produced superior physical quality development in several controlled comparisons versus traditional linear periodisation — particularly for concurrent development of multiple physical qualities where the concentrated loading principle reduces interference effects.

Impellizzeri et al. (2004) demonstrated in Medicine & Science in Sports & Exercise that RPE-based training load monitoring (session RPE × duration) accurately reflected internal training load in football and could serve as the basis for quantifying and periodising cumulative loads across microcycles — establishing the scientific framework for training load periodisation monitoring in football.

Buchheit et al. (2013) applied the fitness-freshness model (CTL/ATL in cycling science terminology) to football in International Journal of Sports Physiology and Performance, demonstrating that acute-to-chronic workload ratio modelling from GPS data tracked injury risk and performance fluctuation — providing a practical implementation of periodisation theory monitoring.

Did You Know? Pep Guardiola has referenced block periodisation principles in describing Manchester City’s pre-season structure: concentrated aerobic blocks in early pre-season, transitioning to tactical and technical loading as the season approaches. The explicit periodisation philosophy — moving physical preparation quality blocks sequentially rather than attempting all qualities simultaneously throughout — reflects sports science principles adapted to elite football scheduling constraints. Several elite clubs now employ dedicated periodisation specialists alongside strength & conditioning coaches to manage the macro-level load structure.

Applied to Football

Practical periodisation application:

1. Use undulating microcycle structure during the season. Volume and intensity vary by day within each week: high-load Tuesday/Wednesday training, reduced load Thursday/Friday for match preparation. Qualities (strength, aerobic, speed) rotate through the week rather than being trained in linear blocks.
2. Implement block periodisation in pre-season. 3-week aerobic base block → 2-week maximal strength block → 2-week power block. Sequential concentration produces greater development than simultaneous mixed training.
3. Track ACWR weekly for load management. The acute-to-chronic workload ratio is the primary in-season periodisation monitoring tool. Manage to stay within 0.8–1.3; plan recovery weeks to prevent chronic overreaching.
4. Design deload weeks every 3–4 weeks. Volume reduction of 30–40% while maintaining intensity. These planned recovery microcycles prevent fatigue accumulation and enable supercompensation before competition peaks.
5. Align training emphasis with fixture calendar. Dense fixture periods (weekly+ matches): recovery and maintenance priority; minimal new physical quality training. Fixture gaps (international breaks, cup exits): opportunity for concentrated physical development blocks.

Key Takeaways

• Classical linear periodisation is poorly suited to 10-month football seasons; undulating and block models are more applicable
• Block periodisation in pre-season sequentially develops aerobic base → strength → power; reduces concurrent training interference
• The weekly microcycle is football’s fundamental periodisation unit — all models must fit match-recovery-preparation rhythms
• Fitness-freshness modelling (CTL/ATL or ACWR equivalent) provides the quantitative basis for load periodisation monitoring
• Deload weeks every 3–4 weeks prevent fatigue accumulation and enable planned supercompensation

References

• Issurin, V. B. (2010). New horizons for the methodology and physiology of training periodization. Sports Medicine, 40(3), 189–206.
• Impellizzeri, F. M., Rampinini, E., Coutts, A. J., Sassi, A., & Marcora, S. M. (2004). Use of RPE-based training load in soccer. Medicine & Science in Sports & Exercise, 36(6), 1042–1047.
• Buchheit, M., & Laursen, P. B. (2013). High-intensity interval training, solutions to the programming puzzle. Sports Medicine, 43(5), 313–338.

Written by Hüseyin Akbulut, MSc Sport Scientist · Founder of Sporeus

Hüseyin Akbulut is the founder of Sporeus and author of THRESHOLD (EŞİK), a 540-page Turkish-language book on endurance science.

• 540pp THRESHOLD Book
• MSc Sport Sciences
• Marmara University

Full profile →