Position-specific performance metrics of professional football players. A multidimensional analysis

Kartono Pramdhan, Asep Angga Permadi, Irwan Hermawan, Ricky Ferrari Valentino Ward, Nanang Kusnadi, Abu Bakar

Kartono Pramdhan, Asep Angga Permadi, Irwan Hermawan, Ricky Ferrari Valentino Ward, Nanang Kusnadi, Abu Bakar – Position-specific performance metrics of professional football players. A multidimensional analysis –  Fizjoterapia Polska 2025; 25(3); 183-187

DOI: https://doi.org/10.56984/8ZG7D19Y1TI

Abstract
This study aimed to analyse the differences in physical performance among professional football players based on their playing position: goalkeeper, defender, midfielder, and forward. The background to this study stems from the need for coaching staff to understand the specific physical demands of each position to optimise training programmes and match strategies. A quantitative approach with a descriptive-comparative design was used. The study subjects consisted of 11 professional players from Liga 1 Indonesia clubs, grouped by their main positions. Performance measurements included VO₂ max (yoyo test) and football performance analysis (Catapult One). The results of the performance analysis by position showed functionally significant differences in physical characteristics. Midfielders recorded the highest performance with a VO₂ max of 62.35 ml/kg/min, intensity of 200.07 m/min, and maximum speed of 20.22 m/s, emphasising their role as the motor of the game. Defenders covered the longest distance (7,611.68 m) with a duration of 96.84 minutes, reflecting high stability and endurance. Forwards were dominant in sprinting (B5: 164.67 m; B6: 115.89 m) and speed (12.22 m/s), matching the explosive demands of attacking. Goalkeepers had the lowest intensity (VO₂ max: 56.18 ml/kg/min; distance: 5,708.76 m), but still recorded high reaction speed (10.52 m/s). These findings support the importance of position-based training and performance data for tactical efficiency and performance optimisation.
Key words
position-specific performance, professional football, physical fitness, agility, VO2max
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Restitution of the values of multifaceted body posture features after various ways of carrying a 4-kilogram backpack at 7-year-old students of both sexes

Mirosław Mrozkowiak, Wojciech Sznajder

 

Mirosław Mrozkowiak, Wojciech Sznajder – Restitution of the values of multifaceted body posture features after various ways of carrying a 4-kilogram backpack at 7-year-old students of both sexes –  Fizjoterapia Polska 2025; 25(2); 393-412

DOI: https://doi.org/10.56984/8ZG00E13T16

Abstract
Introduction. The human body is shaped by internal conditions like asymmetry of structure and genetic determinants, as well as external conditions: motor habits, intellectual, spiritual and emotional experiences. Material, method. Body posture tests were carried out in a group of 65 children aged 7 years using the projection moiré method in 4 positions: 1 – habitual posture, 2 – posture after 10 minutes of loading, 3 – after one minute after removing the load, 4 – after two minutes after removing the load. Results. The correlations between differences in the value of features in the frontal, sagittal and transversal planes in the habitual posture with the values after a 10-minute load with a 4-kilogram backpack and with the values after a 2-minute restitution were analyzed. Conclusions. (1) The greatest disturbances after carrying a 4-kilogram backpack and a two-minute restitution occur in the frontal plane, less in sagittal and transversal planes (2) After a two-minute restitution, the smallest multifaceted disturbances in body posture are caused by carrying of two containers on the back – chest and on the back, largest with the left or right hand drag mode and on the chest. (3) Full restitution of the value of body posture features after carrying a backpack in any possible way and constituting 16-17% of the student’s body weight takes longer than 2 minutes, perpetuating the existing body posture disorders. (4) Due to the risk of restricting the movement of the chest when carrying two backpacks on the back-chest, it is recommended to carry it only on the back. (5) Further research should be undertaken on the effects of different percentages of backpack weight on student body posture in various ways of carrying.
Key words:
children’s health, moire topography, physical fitness, postural asymmetry factor
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High-intensity interval training for patients with diabetes mellitus. A scoping review

Muhammad Irfan Alhady, Farid Rahman

Muhammad Irfan Alhady, Farid Rahman – High-intensity interval training for patients with diabetes mellitus. A scoping review –  Fizjoterapia Polska 2025; 25(1); 417-429

DOI: https://doi.org/10.56984/8ZG007DGAWB

Abstract
Background. The spread of diabetes mellitus is increasing worldwide, significantly affecting public health. Management of this chronic condition requires effective strategies to control blood glucose levels and improve overall health. High-intensity interval training is emerging as a potential non-pharmacological approach to managing diabetes.
Aim. To investigate the effectiveness of high-intensity interval training in improving glycemic control, insulin sensitivity, and overall physical fitness in patients with diabetes mellitus. It also sought to identify the most effective high-intensity interval training protocols and provide recommendations for their application in diabetes management.
Material and methods. The method used in this study is a scoping review, which aims to find answers to questions from researchers related to the literature on the research topic. The collected articles were synthesized using the TIDIER checklist, and articles were searched through various databases.
Result. After conducting the article selection process, which can be seen in Figure 1, 35 suitable articles were found. The details of articles related to population, interventions, outcome measures, and risk of bias can be seen in Table 1.
Conclusion. High-intensity interval training presents a viable and superior exercise strategy for managing diabetes mellitus, particularly type 2, provided that appropriate protocols are followed. However, further research is needed to standardize high-intensity interval training protocols and evaluate long-term impacts.
Key words
diabetes mellitus, high-intensity interval training, insulin resistance, glycemic control, blood pressure, physical fitness, quality of life
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Design and validation of a healthy lifestyle module for matriculation co-curricular courses using the Fuzzy Delphi Method

Fadhilah Ahmad, Mohd Izwan Shahril

Fadhilah Ahmad, Mohd Izwan Shahril – Design and validation of a healthy lifestyle module for matriculation co-curricular courses using the Fuzzy Delphi Method –  Fizjoterapia Polska 2025; 25(1); 268-274

DOI: https://doi.org/10.56984/8ZG007DWPMS

Abstract
Background and study aim. The purpose of this study is to expand the Healthy Lifestyle Module (MoGHS) using the Fuzzy Delphi Method (FDM) for use as a co-curricular study related to the matriculation program. Expert consensus was obtained on the module’s constructs and items, including physical fitness, stress management, and healthy nutrition.
Material and methods. The study employed the Fuzzy Delphi Method, a systematic approach for achieving expert consensus on the validity and reliability of the Healthy Lifestyle Module.
Results. Based on the FDM analysis, six main constructs were validated at the threshold value of less than 0.2 and an agreement percentage above 75%. At the same time, 44 out of 47 proposed items were accepted, thus meeting      educational requirements.
Conclusions. The module is holistically tailored to go beyond traditional health education, fostering soft skills such as discipline, teamwork, and time management. This module serves as a comprehensive tool for promoting healthy lifestyle practices and fostering soft skills among students, contributing to their holistic development in co-curricular education. Its adaptability underscores the module’s potential as a valuable resource for promoting healthy lifestyle practices in diverse populations.
Key words
fuzzy Delphi method, healthy lifestyle module, physical fitness, stress management, healthy nutrition, co-curriculum
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Does three sessions of 12-week plyometric training per week improve physical fitness parameters in professional male soccer players? A randomized controlled trial

Deepak Siby, Navaraj Chelliah Jesus Rajkumar, Nirmal Michael Salvi, Debajit Karmakar, Ibnu Noufal Kambitta Valappil, Bekir Erhan Orhan, Farjana Akter Boby, Yuni Astuti

Deepak Siby et al. – Does three sessions of 12-week plyometric training per week improve physical fitness parameters in professional male soccer players? A randomized controlled trial –  Fizjoterapia Polska 2025; 25(1); 84-93

DOI: https://doi.org/10.56984/8ZG007DDZ6Q

Abstract
Background. Plyometric training is recognized for enhancing various physical fitness parameters critical to athletic performance, particularly in soccer players.
Purpose. This study aimed to assess the effects of a 12-week plyometric training program, conducted three times per week, on key fitness parameters in professional male soccer players.
Methods. A total of 40 professional male soccer players were randomly assigned to a control group (CG, n=20) and a plyometric training group (PTG, n=20). Participants (mean height = 176.14±3.28 cm, weight = 68.24±2.17 kg, and age = 20.31±2.30 years) underwent a 12-week plyometric training intervention. Fitness assessments were conducted before and after the intervention, measuring agility (t-test), balance (stork stand test), speed (50 m dash), power (medicine ball throw test), explosive power (vertical jump), leg strength (standing broad jump), and core strength (sit-up test).
Results. Significant improvements (p < 0.001) were observed in the PTG across all fitness parameters compared to the control group, indicating the effectiveness of plyometric training in enhancing physical fitness in soccer players.
Conclusion. The 12-week plyometric training program positively impacted agility, balance, speed, power, explosive power, leg strength, and core strength in professional male soccer players, suggesting it as a valuable regimen for improving overall physical performance.
Key words
plyometric training, physical fitness, agility, balance, speed, power, soccer, strength
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Restitution of the values of body posture features in sagittal and transversal planes after loading with the weight of a schoolbag carried on the right or left shoulder and its correlations with physical fitness among 7-year-old students of both sexes

Mirosław Mrozkowiak, Marta Stępień-Słodkowska

Mirosław Mrozkowiak, Marta Stępień-Słodkowska – Restitution of the values of body posture features in sagittal and transversal planes after loading with the weight of a schoolbag carried on the right or left shoulder and its correlations with physical fitness among 7-year-old students of both sexes –  Fizjoterapia Polska 2024; 24(5); 405-423

DOI: https://doi.org/10.56984/8ZG020CZP3K

Abstract Introduction. The analysis of a student’s environment is a collection of stressors of human being ecology field. Material, method. The research of body posture was carried out in a group of 65 students aged 7 years, by projection moiré method in 6 positions. Measurement of physical fitness was done by the Sekita test. Results. The restitution of the obtained results of postural traits of boys and girls between 2nd and 3rd, 3rd and 4th, 1st and 3rd and 1st and 4th measurements after loading on the left or right shoulder was analyzed. The relationships of the differences with the results of the Sekita fitness test were also studied. Conclusions: 1. There was no full restitution of postural features in the sagittal and transversal planes after the first and second minutes from removing the 4-kilogram weight of school supplies from the left or right shoulder carried boys and girls. 2. Due to the lack of full restitution of the value of postural features, the carrying of a 4-kilogram weight of school supplies on the left or right shoulder is not advisable for children aged 7. The obtained physical fitness does not support full restitution of the value of the features, which indicates its low level and immature corrective-compensatory process.
Key words: children’s health, moire topography, physical fitness, postural asymmetry factor
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he influence of physical fitness on self-confidence and its impact on physical education academic achievement. A study on grade V school students

Muhammad Wigi Saputra, Soni Nopembri, Hari Yuliarto, Amri Hartanto

 

Muhammad Wigi Saputra, Soni Nopembri, Hari Yuliarto, Amri Hartanto – The influence of physical fitness on self-confidence and its impact on physical education academic achievement. A study on grade V school students –  Fizjoterapia Polska 2024; 24(3); 393-399

DOI: https://doi.org/10.56984/8ZG020A1JC

Abstract:
Background and Study Aim. Much of the crisis in the current education system is caused by students’ low physical fitness and self-confidence. This study aims to determine the effect of physical fitness on self-confidence and its impact on the academic achievement of Physical Education of Grade V Primary School students.
Materials and Methods. This research is correlational. The subjects were Class V students in elementary schools, with a sample size of 115 students (66 males, 49 females, ages 10-12) selected through random sampling. Academic achievement was measured through Physical Education report card scores, physical fitness through the Indonesian Student Fitness Test (TKSI), and physical self-confidence through a self-confidence scale. Data analysis was performed using regression techniques via SPSS 21.
Results. Physical fitness positively affected self-confidence (r = 0.259, p = 0.005 < 0.05) and Physical Education academic achievement (r = 0.513, p = 0.000 < 0.05). Self-confidence also significantly impacted Physical Education academic achievement (r = 0.519, p = 0.000 < 0.05).
Conclusion. Better physical fitness enhances students’ self-confidence and positively influences their academic performance in Physical Education.

Keywords:
physical fitness, self-confidence, physical education academic achievement

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Restitution and the influence of different ways of carrying a 4-kilogram schoolbag on the body posture in the frontal, sagittal and transversal planes at 7-year-old students in both sexes

Mirosław Mrozkowiak

 

Mirosław Mrozkowiak – Restitution and the influence of different ways of carrying a 4-kilogram schoolbag on the body posture in the frontal, sagittal and transversal planes at 7-year-old students in both sexes –  Fizjoterapia Polska 2024; 24(3); 324-349

DOI: https://doi.org/10.56984/8ZG020AADN

Abstract:
Introduction. The human body is shaped by internal conditions like structural asymmetry and genetic determinants, as well as external conditions such as kinesthetic habits, intellectual, spiritual, and emotional experiences.
Material, method. Body posture tests were carried out in a group of 65 children aged 7 years, using the projection moiré method in four positions: (1) habitual posture, (2) posture after a 10-minute load with a 4-kilogram backpack, (3) one minute after the load was removed, (4) two minutes after the load was removed.
Results. The study analyzed the correlations between differences in body posture in frontal, sagittal, and transversal planes under various conditions. The findings show that the greatest disturbances during the transportation of the backpack and two-minute restitution occur in the frontal plane.
Conclusions. (1) The greatest disturbances occur in the frontal plane during the two-minute restitution phase. (2) The smallest postural disturbances occur when the backpack is carried on the back, while the greatest disturbances are caused by carrying it with one hand or on the chest.

Keywords:
children’s health, moiré topography, physical fitness, postural asymmetry factor

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Effectiveness of High-Intensity Circuit Training on Physical Fitness Among Athletes: A Systematic Review of Randomized-Controlled and Non-Controlled Trials

Mariappan Mahalingam, Samit Saibya, Gayatri Pandey, Debajit Karmakar, Yajuvendra Singh Rajpoot, Masilamani Elayaraja, Sambhu Prasad, Pema Khandu Lachungpa, Karuppasamy Govindasamy, Hemantajit Gogoi

 

Mariappan Mahalingam et al.– Effectiveness of High-Intensity Circuit Training on Physical Fitness Among Athletes: A Systematic Review of Randomized-Controlled and Non-Controlled Trials –  Fizjoterapia Polska 2024; 24(3); 145-157

DOI: https://doi.org/10.56984/8ZG020AWUR

Abstract:
Background and Aim of the Study: The continuous evolution of sports and athletics necessitates innovative training strategies to optimize athletes’ performance and physical fitness. High-Intensity Circuit Training (HICT) has emerged as a time-efficient method that combines high-intensity exercises with minimal rest, targeting various muscle groups to enhance physical fitness components. Therefore, this systematic review aims to evaluate the effectiveness of HICT on physical fitness components among athletes to provide a clear, evidence-based understanding of HICT’s benefits and limitations.
Material and Methods: A comprehensive search strategy was employed, retrieving articles published before September 24, 2023, from databases including the Cochrane Central Register of Controlled Trials, PubMed, and Google Scholar. The selection process followed the PRISMA guidelines, focusing on studies that assessed the impact of HICT on athletes’ physical fitness. The quality of included studies was assessed using the PEDro scale, and data synthesis was conducted to summarize findings on various physical fitness components.
Results: The review included 13 studies, highlighting HICT’s positive effects on muscle strength, endurance, flexibility, balance, power, body composition, and cardiovascular endurance. Improvements were noted in neuromuscular efficiency, muscle power, coordination, and cardiovascular fitness, which are crucial for athletic performance. However, the review also identified variability in training adaptations and the need for sport-specific exercises to maximize the benefits of HICT for speed and power enhancements.
Conclusions: HICT is a versatile and effective training modality that can significantly improve various aspects of athletes’ physical fitness. Incorporating targeted, sport-specific exercises into HICT programs could further optimize performance enhancements. Despite promising findings, the review acknowledges methodological heterogeneity among studies and calls for further research to refine HICT protocols for athletes.

Keywords:
High-Intensity Circuit Training, Physical Fitness, Athletic Performance, Training Adaptations

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The effect of 12 weeks of bodyweight circuit training on the physical fitness of naval officers

Zulkarnaen, Sumaryanto, Ahmad Nasrulloh, Ari Iswanto, Susanto

Zulkarnaen, Sumaryanto, Ahmad Nasrulloh, Ari Iswanto, Susanto – The effect of 12 weeks of bodyweight circuit training on the physical fitness of naval officers – Fizjoterapia Polska 2024; 24(2); 337-343

DOI: https://doi.org/10.56984/8ZG56087ES

Abstract
This study aims to: 1) determine the difference in the effect of Circuit body weight and Tabata Workout on the physical fitness of Pasis Dikreg Seskoal, 2) determine the difference in the effect of exercise intensity (high and low intensity) on the physical fitness of Pasis Dikreg Seskoal, 3) determine the interaction between Circuit Body Weight and Tabata Work Out with exercise intensity (high and low intensity) on the physical fitness of Pasis Dikreg. This study used factorial design research, comparing experimental classes using the circuit body weight method and the tabata workout method by considering the level of intensity as a moderator variable. The population in this study were all Seskoal Dikreg Pasis T.A. 2023 61st batch with a total of 90 people. The sample technique used in this study was total sampling. So the number of samples in this study were 90 Pasis Dikreg Seskoal 61st batch of 2023 academic year. The research techniques used are tests and measurements, in this study using the battery A and battery B test systems that have been commonly used by the TNI. The data analysis technique in this study used the MANOVA (Multivariate Analysis of Variance) analysis method with the help of the SPSS version 23.00 data processing program. Based on the analysis of research results and discussion: 1) There is a significant effect of Circuit body weight training and Tabata Workout on the physical fitness of Pasis Dikreg Seskoal, with a significance value of 0.001 < 0.05, 2) There is a significant effect of training intensity on the physical fitness of Pasis Dikreg Seskoal, with multivariate analysis of F 677 values, and a significance value of 0.001 < 0.05, and a decrease in body fat percentage of 6.80%, 3) High intensity circuit body weight training is more effective than Tabata Work Out training, this is evident from the significance value of 0.001 < 0.05, namely the results of Circuit Body Weight Training training increased by 5.14% while high intensity Tabata Work Out training increased by 0.63%.
Keywords
influence, circuit body weigt, tabata workout, physical fitness
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