OOIR: Observatory of International Research

Papers

(The H4-Index of Biology of Sport is 23. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
A comparison of running and contact loads in U18 and U20 international rugby union competition	416
A comparison in knee flexor and extensor strength following ACL reconstruction in international, male soccer players receiving patellar tendon or hamstrings grafts	61
Relative age effect across the talent identification process of youth female soccer players in the United States: Influence of birth year, position, biological maturation, and skill level	47
Caffeine supplementation improves physical performance without affecting fatigue level: a double-blind crossover study	44
Does the Paleo diet affect an athlete’s health and sport performance?	43
A comprehensive assessment of caffeine’s effects on components of countermovement jump performance	41
Laboratory-based determinants of simulated time trial performance in cyclists	38
Different pitch configurations constrain the external and internal loads of young professional soccer players during transition games	36
Analysis of mental and physical fatigue over the course of a professional English Premier League season in outfield players	36
Relationships between training dose and record power outputs in professional road cyclists: insights and threats to validity	35
A novel multifactorial hamstring screening protocol: association with hamstring muscle injuries in professional football (soccer) – a prospective cohort study	35
Movement patterns and player load: insights from professional padel	33
Application of acute pre-exercise partial-body cryotherapy promotes jump performance, salivary-amylase and athlete readiness	30
Association between polymorphism rs6295 of HTR1A serotonin receptor gene and personality traits among athletes of combat sport	30
Ten-minute warm-up in hot climate best assists thermal comfort, muscular power output, and fatigue, during soccer-specific repeated-sprint ability	30
Comparison of the external load of professional goalkeepers in different weekly training sessions	29
Effects of daily use of intermittent pneumatic compression in competitive handball players: A randomized controlled trial	29
Are EFI data valuable? Evidence from the 2022 FIFA World Cup group stage	29
Return to performance: machine learning insights into how absence time following muscle injuries affects match running performance in LaLiga soccer players	29
Core training and performance: a systematic review with meta-analysis	27
Blood flow restriction as a post-exercise recovery strategy: A systematic review of the current status of the literature	25
Weekly external load distribution in football teams of different competitive levels	24
Small-sided games in amateur players: rule modification with mini-goals to induce lower external load responses	23
Effects of a cardiopulmonary rehabilitation programme on submaximal exercise in Tunisian patients with long-COVID19: A randomized clinical trial	23
The effect of two sessions of combined jump and sprint training per week on fitness parameters in soccer players. A randomized controlled trial	23