scholarly journals Differences in body composition between young soccer players (U19) members of the best soccer clubs in Serbia, Bosnia and Herzegovina, and North Macedonia

2020 ◽  
Vol 24 (4) ◽  
pp. 175-180
Author(s):  
Jovan Gardasevic ◽  
Dusko Bjelica ◽  
Ivan Vasiljevic ◽  
Bojan Masanovic

Background and Study Aim: The aim of this research was to determine the differences between the young soccer players (U19) in terms of anthropometric characteristics and body composition. We considered players of three the most successful clubs in three countries of the southern region of the Balkan Peninsula. Material and Methods: The first sub-sample of the subjects was consisted of 19 players of FC Radnicki from Serbia of the average age 17.84±.37. The second sub-sample was consisted of 19 players of FC Sarajevo from Bosnia and Herzegovina of the average age of 17.53±.51. The last sub-sample of the examinees was consisted of 13 players of FC Shkupi from North Macedonia of the average age 18.00±.00. Anthropometric characteristics in the body composition were evaluated by a battery of 11 variables. The significance of the differences between the young soccer players in the anthropometric characteristics and variables for assessing body composition were determined by ANOVA and LSD Post Hoc test. Results: The young soccer players of the three mentioned clubs have statistically significant differences by the two variables that estimate fat percentage and muscle mass. The young soccer players of FC Radnicki are significantly better in variable fat percentage than other players. The young soccer players of FC Skhupi have significantly less muscle mass than other players. Conclusions: The results can be useful for coaches of other clubs for making a comparison of their soccer players with the young soccer players in this research.

2020 ◽  
Vol 24 (1) ◽  
pp. 21-25
Author(s):  
J. Gardasevic ◽  
D. Bjelica ◽  
I. Vasiljevic

Background and Study Aim: The aim of this research was to determine the differences between the young soccer players (U19) in terms of anthropometric characteristics and body composition. We considered players of three the most successful clubs in three countries of the southern region of the Balkan Peninsula. Material and Methods: The first sub-sample of the subjects was consisted of 17 players of OFC Titograd from Montenegro of the average age 17.12±.69. The second sub-sample was consisted of 14 players of FC Siroki Brijeg from Bosnia and Herzegovina of the average age of 18.14±.86. The last sub-sample of the examinees was consisted of 15 players of FC Feronikeli from Kosovo of the average age 18.07±.46. Anthropometric characteristics in the body composition were evaluated by a battery of 11 variables. The significance of the differences between the young soccer players in the anthropometric characteristics and variables for assessing body composition were determined by ANOVA and LSD Post Hoc test. Results: The young soccer players of the three mentioned clubs have statistically significant differences by the two variables that estimate the upper leg skinfold and fat percentage. The young soccer players of OFC Titograd are significantly better in variable upper leg skinfold than other players. The young soccer players of FC Feronikeli are significantly better in variable fat percentage than players of OFC Titograd. Conclusions: The results can be useful for coaches of other clubs for making a comparison of their soccer players with the young soccer players in this research.


2020 ◽  
Vol 24 (1) ◽  
pp. 21-25
Author(s):  
J. Gardasevic ◽  
D. Bjelica ◽  
I. Vasiljevic

Background and Study Aim: The aim of this research was to determine the differences between the young soccer players (U19) in terms of anthropometric characteristics and body composition. We considered players of three the most successful clubs in three countries of the southern region of the Balkan Peninsula. Material and Methods: The first sub-sample of the subjects was consisted of 17 players of OFC Titograd from Montenegro of the average age 17.12±.69. The second sub-sample was consisted of 14 players of FC Siroki Brijeg from Bosnia and Herzegovina of the average age of 18.14±.86. The last sub-sample of the examinees was consisted of 15 players of FC Feronikeli from Kosovo of the average age 18.07±.46. Anthropometric characteristics in the body composition were evaluated by a battery of 11 variables. The significance of the differences between the young soccer players in the anthropometric characteristics and variables for assessing body composition were determined by ANOVA and LSD Post Hoc test. Results: The young soccer players of the three mentioned clubs have statistically significant differences by the two variables that estimate the upper leg skinfold and fat percentage. The young soccer players of OFC Titograd are significantly better in variable upper leg skinfold than other players. The young soccer players of FC Feronikeli are significantly better in variable fat percentage than players of OFC Titograd. Conclusions: The results can be useful for coaches of other clubs for making a comparison of their soccer players with the young soccer players in this research.


2020 ◽  
Vol 30 (Supplement_5) ◽  
Author(s):  
P Argüello ◽  
A Gálvez ◽  
L Castro ◽  
I Sánchez ◽  
P Melo

Abstract Background Body composition is a parameter that is evaluated to predict the nutritional status of the population. This is assessed by bioelectric impedance analysis, which reports BMI, fat percentage, skeletal muscle mass, phase angle (AP), among others. The latter, in recent years has become important because it is a direct electrical measurement in the body, used for the clinical prognosis of diseases such as cancer, anorexy nervous, sarcopenia and chronic liver disease. AP is an index of vitality and integrality of the cell membrane and an indicator of muscle strength and endurance; likewise, it is inversely related to BMI, age and gender, normal values in healthy populations range between 5.5° to 9°, it is believed that physical activity and sport can also modify AP values. Therefore, the purpose of the study was to determine the relationship between body composition and AP in soccer players in Bogotá, Colombia. Methods Quantitative, cross-sectional, correlational approach. The sample was 84 soccer players (age: 18.67 + 2.9 years; height: 1.73 + 0.07 m; weight: 66.58 + 9.94 Kg), who were assessed using the Bioimpedance method through InBody 770®. Results The averages obtained were: AP 6.46°+0.58; muscle mass 32.25 + 5.06 Kg, percentage of fat mass 15.90 + 3.97. There was a direct relationship between AP, skeletal muscle mass and lean mass in the right, left arm, trunk and right leg (p < 0.01), while with the percentage of body fat mass of the right and left arm the relationship was inverse. Conclusions Body composition with high values of musculoskeletal mass and AP favor the functionality and development of strength, which in turn are protective factors for the presence of diseases such as sarcopenia. Key messages The Phase Angle is constituted as an easily accessible marker of nutritional health and morphofunctional profile in athletes. The Phase Angle and body composition as determinants of the profile in athletes.


Author(s):  
B. Masanovic ◽  
Z. Milosevic ◽  
D. Bjelica

Background and Study Aim: The purpose of this study was to describe anthropometric characteristics and body composition of soccer players from different competitive levels, elite and sub-elite as well as to make comparison between them. Material and Methods: Seventy-seven subjects were enrolled in this study, divided into three groups: twenty-six elite soccer players, twenty sub-elite soccer players and thirty-one healthy sedentary subjects. All subjects were assessed for anthropometric measurements required for the calculation of body composition variables using standardized procedures which were recommended by previous studies. Data was analyzed by using SPSS and the descriptive statistics were expressed as a mean (SD) for each variable, while the ANOVA and the LSD Post Hoc tests were carried out to discover effects of each type of sport. Results: The results showed that a significant difference was found in weight, body mass index, bone content and body fat, while a significant difference was not found in two remaining variables, height and muscle mass. Conclusions: Therefore, these findings may give coaches from the region better working knowledge and thus provide knowledges for soccer experts which will help them to select talented players as best as possible.


Retos ◽  
2020 ◽  
pp. 285-290
Author(s):  
Diego Muñoz Marín ◽  
Víctor Toro Román ◽  
Francisco Javier Grijota Pérez ◽  
Javier Courel Ibañez ◽  
Alejandro Sánchez Pay ◽  
...  

  El objetivo de este estudio fue analizar la composición corporal y el somatotipo en jugadores de pádel en función de la categoría de juego. La muestra incluyó a 40 jugadores masculinos de pádel distribuidos en 2 grupos: 20 jugadores de primera categoría (alto nivel, edad: 28.3 ± 8.3 años) y 20 de tercera categoría (bajo nivel, edad: 30.5 ± 7.5 años). Se tomaron medidas de peso, altura, pliegues, diámetros y perímetros para determinar la composición corporal y somatotipo. Los jugadores de bajo nivel (tercera categoría) mostraron un mayor IMC (23.8 ± 2.4 vs 25.7 ± 2.3 kg/m2) y mayores valores de pliegues abdominal y subescapular, en comparación con los de alto nivel (p <.05). Por el contrario, los jugadores de primera categoría presentaron mayor porcentaje muscular y menor porcentaje graso en comparación con los jugadores de tercera categoría, resultando en un somatotipo ectomorfo de los jugadores de alto nivel (p <.05). En conclusión, los jugadores de pádel presentan unas características antropométricas y de somatotipo diferentes según la categoría de juego, con una notable mejor composición corporal en los jugadores de mayor nivel.  Abstract. This study aimed to analyse the body composition and somatotype in padel players according to their playing category. The sample comprised 40 male padel players divided into two groups: 20 players of first category (high level, age: 28.3 ± 8.3 years) and 20 padel player of third category (low level, age: 30.5 ± 7.5 years). Weight, height, skin folds, diameters and perimeters were measured to determine the body composition and somatotype. Low level players showed higher BMI (23.8 ± 2.4 vs 25.7 ± 2.3 kg/m2) and higher abdominal and subscapular skin folds compared to high level players (p < .05). On the other hand, the first category players had higher muscle mass and lower fat percentages than third category players, resulting in an ectomorphic somatotype in high level players (p <.05). In conclusion, padel players present different anthropometric characteristics and somatotype regarding their level of play, with a notably better body composition in players from a higher level.


2019 ◽  
Vol 106 (2) ◽  
pp. 140-150 ◽  
Author(s):  
P Szablics ◽  
K Orbán ◽  
S Szabó ◽  
M Dvorák ◽  
M Ungvári ◽  
...  

Introduction The quality and function of movements undergo deterioration due to weight gain. Aerobic training normalizes body weight, improves the health status, and in addition, it is expected to improve the dynamics of movements. The aims of this study were to prove the beneficial effects of recreational physical activities on the movements. Methods Participants were divided into five different age categories: second childhood, adolescence, mature age I, mature age II, and aging. Squatting and vertical jumping of the participants were measured at the beginning and at the end of a 5-month training program. These movements simulated ordinary daily movements. Changes in the body were determined by InBody230. APAS 3D system was used for movement analysis. Results The results showed significant improvements in body weight, fat mass, muscle mass, fat mass–body weight ratio, muscle mass–body weight ratio, body mass index, body fat percentage, and waist–hip ratio. During jumping, the lifting and sinking of the center of gravity’s (CG) position and its velocity and acceleration were improved. In case of squatting, the results showed significant improvements in the velocity and acceleration of dynamical characteristics of the CG. Other correlations were observed between changes in body composition and the dynamics of movements. Discussion The research proved that recreational training optimized body composition and improved the characteristics of CG’s dynamics. The study suggests considerable connection between body composition and the characteristics of the movements’ dynamics. From this point of view, our training program was the most effective in the working age groups.


2021 ◽  
Vol 12 ◽  
pp. 204201882110011
Author(s):  
Avivit Brener ◽  
Yael Lebenthal ◽  
Roxana Cleper ◽  
Livia Kapusta ◽  
Leonid Zeitlin

Background: Burosumab, a recombinant anti-FGF23 monoclonal antibody, was recently introduced as a treatment for X-linked hypophosphatemia (XLH). Burosumab normalizes blood phosphate levels, thereby healing rickets, decreasing leg bowing, and reducing pain. We aimed to explore the body composition and cardiometabolic health of pediatric patients with XLH treated with burosumab. Methods: This observational real-life study was conducted on growing children and adolescents. The outcome measures included changes in sex- and age-adjusted anthropometric and body composition parameters [fat mass (FM), fat-free mass (FFM), appendicular skeletal muscle mass (ASMM), muscle-to-fat ratio (MFR)], blood pressure, laboratory evaluation, and radiographic rickets severity [Thacher Rickets Severity Score (TRSS)]. Body composition was assessed by bioelectrical impedance analysis (BIA). Percentiles for FFM% and ASMM% were calculated according to BIA pediatric reference curves. The delta variable was calculated as the variable at 12 months minus the variable at baseline. Results: A total of 15 pediatric patients with XLH are treated in our clinic; included in the analyses were 7 children and adolescents (3 males, mean age 8.7 ± 3.2 years) with XLH without comorbidities. Baseline BIA revealed an unfavorable physique, with increased body fat percentage in five patients and decreased muscle mass in six. Indices of lean body mass significantly increased after 6 and 12 months of treatment: FFM(kg) ( p = 0.001, p = 0.046, respectively) and ASMM(kg) ( p = 0.012, p = 0.034, respectively), without any significant change in FM(kg). The percentile of ASMM% increased significantly after 6 months of treatment ( p = 0.006) and stabilized thereafter. TRSS improved significantly after 12 months of therapy ( p = 0.005). Age was positively correlated with delta TRSS ( r = 0.814, p = 0.026), and delta TRSS was negatively correlated with delta MFR ( r = −0.826, p = 0.022). Conclusions: There was a heretofore unrecognized improvement in body composition of growing children and adolescents with XLH who were treated with burosumab. These findings highlight the need to initiate burosumab treatment at a younger age when rickets is less severe.


2021 ◽  
Author(s):  
Thiago Ramos de Barros ◽  
Verônica Pinto Salerno ◽  
Thalita Ponce ◽  
Míriam Raquel Meira Mainenti

ABSTRACT Introduction To train and prepare cadets for a career as firefighters in Rio de Janeiro, the second-year students of the Officers Training Course are submitted to a Search, Rescue, and Survival Training (SRST) course, which is characterized by long periods of high physical exertion and sleep restriction during a 9-day instruction module, and food restriction during a 7-day survival module. The present study investigated changes in the body composition of 39 male cadets submitted to SRST during training and 4 weeks of recovery with no restrictions in food consumption. Materials and Methods Each cadet was evaluated by anthropometric measurements at six time points: pre-SRST; after the first module; after the second module; and after 1, 2, and 4 weeks of recovery. Measurements included body girths and skinfolds, to estimate trunk (chest and waist) and limbs (arm and thigh) dimensions, as well as body composition. Repeated measures ANOVA and Friedman test were applied (depending on each data distribution). Results Statistically significant decreases in body weight (76.2; 69.8-87.2 to 63.9; 58.9-73.5 kg) and fat free mass (FFM, 69.2; 63.7-77.2 to 60.1; 56.2-68.0 kg) were observed following the second module of SRST. Following a single week of recovery, the FFM returned to pre-SRST values. Body weight returned to pre-training levels in 2 weeks. Body fat percentage and mass also significantly decreased during SRST (9.0; 7.7-12.3 to 6.5; 5.1-9.3% and 6.9; 5.6-10.0 to 6.9; 5.6-10.0 kg, respectively), which showed a slower and more gradual recovery that reached pre-SRST values after 4 weeks. The girths of arm, thigh, chest and waist significantly decreased due to SRST. The girths of the limbs (arm and thigh) returned to pre-training values after one month of recovery, while the girths of the trunk (chest and waist) did not return to pre-SRST values during the study period. Conclusions The findings suggest that men who experience periods of high energy demands and sleep restriction followed by a period of food restriction will endure unavoidable physical consequences that can be mostly reversed by a 1-month recovery.


2018 ◽  
Vol 24 (3) ◽  
pp. 202-205 ◽  
Author(s):  
Allana Kelly Bussollaro ◽  
Barbara Nara de Freitas ◽  
Raíssa Maria Fadel ◽  
Gabriela Siqueira Lara ◽  
Priscila Dabaghi Barbosa ◽  
...  

ABSTRACT Introduction: Soccer players may experience hematological changes that could be detrimental to their health status. In addition, inadequate body composition may impair performance. Objective: To assess body composition and hematological changes over a year in soccer players. Methods: A retrospective observational study was conducted. Age, weight, height, body composition, blood count, serum iron, serum ferritin, serum transferrin and total iron binding capacity data were collected from the athletes’ medical records in the months of January, May and August of 2015 and January of 2016. Body mass index was also calculated. For the statistical analyses, the Anova and post-hoc Tukey’s post-hoc tests were used for the quantitative variables and the Chi-square test for the qualitative variables. The significance level adopted was p<0.05. Results: Data were evaluated for 51 athletes with a mean age of 23.53 ± 3.11 years, 77.10 ± 6.56 kg, 1.80 ± 0.07 and 15.6 ± 2.89% body fat (BF). We observed significant (p<0.05) changes in mean corpuscular volume, mean corpuscular hemoglobin, mean corpuscular hemoglobin concentration, cell size and eosinophils during the period evaluated. Among the athletes, 21.6% had decreased hematocrit levels and 3.9% had hemoglobin levels below the reference range. A BF% greater than 16% was significantly related to serum iron depletion (p = 0.01). Conclusion: Small significant hematological changes during the competitive year were observed, but without significant changes in body composition. Level of Evidence III; Study of nonconsecutive patients; without consistently applied reference ‘‘gold’’ standard.


2019 ◽  
Vol 29 (1) ◽  
pp. 75-82
Author(s):  
Giliard Mores ◽  
Alexandre De Souza Nunes ◽  
Renan José De Moura Batista ◽  
Luiz Felipe Petusk Corona ◽  
Carlos Alexandre Habitante

Introduction: Motor coordination is a result of interactions between many body systems, producing accurate and balanced kinetic actions. The evaluation of motor performance levels in children and teenagers may conserve and improve health and life qualities. Body composition may interfere considerably in motor coordination, particularly in overweight and obese conditions. Objective: To analyse the relationships between motor performance and body composition in children. Methods: Motor coordination was evaluated through the Körperkoordinations test für Kinder (KTK test), considering the motor quotient (MQ) and body composition using the body fat percentage (BF%) and body mass index (BMI). Results: BMI (38% and 36%) and BF% (28% and 22%), from boys and girls respectively, demonstrated that body composition is above the recommended. Girls presented MQ values lower than those observed in boys (p < 0.001). The groups with BFPs below the recommended value showed higher values of MQ than the normal group (p<0.05) and than children above the recommended ideal (p < 0.05). A reverse correlation was observed between MQ with BF% (r = -0.432) or BMI (r = -0.254). Conclusion: There are relationships between body composition and motor coordination in teenagers between 11 and 14 years old, related or not to gender and age.  


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