Author(s): ZALAI, D., KOLTAI, CS., TÓTH, G., FERENCZI, F., SZOMBATHELYI, ZS., NAGY, K., VATAI, G., Institution: HUNGARIAN VOLLEYBALL FEDERATION, Country: HUNGARY, Abstract-ID: 829

INTRODUCTION:
In alignment with the long-term strategic framework of the Hungarian Volleyball Federation (2022–2034), comprehensive system-level reforms were launched in 2025 to enhance sustainable performance development and international competitiveness. Recent trends have shown that youth athletes are increasingly exposed to excessive workloads, often competing across multiple age categories simultaneously. As a result, many experience loss of motivation, burnout, or injury, highlighting the urgent need to fundamentally restructure the youth competition system. A central element was the strengthening of coaching expertise through a four-year, multi-level coach education reform based on unified methodological principles and modern sport science approaches. The program received accreditation from the European Volleyball Confederation (CEV), ensuring international recognition. Parallel to this, youth development pathways were restructured by integrating youth national teams into senior domestic competitions during the 2024–2025 season to increase competitive exposure and support transition to elite performance. These initiatives were also influenced by long-term CEV competition reforms extending to 2038, prompting a broader evaluation of domestic competition structures and the creation of an evidence-based, Olympic-oriented athlete development model.
METHODS:
Data were processed using SPSS 21.0. Descriptive statistics were applied to characterize samples and identify differences across age groups and playing positions using ANOVA with Fischer’s LSD post hoc and Hayter’s correction. Homogeneity was tested with chi-square contingency analysis (p=0.45), confirming sample consistency. Statistical significance was set at p<0.05.
RESULTS:
The study analysed 7,492 youth volleyball players from U10–U20 age groups, including 1,751 males and 5,741 females. Match exposure analysis showed that 231 athletes played between 50 and 81 matches during a 9-month season, significantly exceeding the recommended 30–40 matches per age group. This elevated competitive load increases the potential risk of non-contact injuries due to cumulative physical stress and insufficient recovery. The findings indicate a structural imbalance in the current system and suggest that the existing competition model is not sustainable for long-term athlete development.
CONCLUSION:
This sport science–driven project establishes a long-term, evidence-based framework that may shape youth competition structures over the next 12 years. By defining age-specific match exposure, integrating performance assessment, and tracking development through objective indicators, the model creates a transparent pathway for athlete progression. It aligns competition load, evaluation, and performance development within a unified national system and serves as an Olympic-oriented action plan to strengthen international competitiveness and support preparation toward a potential home-hosted Olympic Games in 2036.