scholarly journals The Effects of Loaded Plyometrics and Short Sprints in U19 Male Soccer Players in Tunisia

2021 ◽  
Vol 11 (16) ◽  
pp. 7621
Author(s):  
Ghaith Aloui ◽  
Hermassi Souhail ◽  
Lawrence D. Hayes ◽  
El Ghali Bouhafs ◽  
Mohamed Souhaiel Chelly ◽  
...  

We investigated adding 8 weeks of bi-weekly loaded plyometric and short sprints (LPaSS) training into training for under 19 (U19) soccer players. An experimental group (EG, n = 18, age: 17.5 ± 0.58 years, body mass: 67.4 ± 4.37 kg, height: 1.76 ± 0.05 m, body fat: 11.4 ± 1.55%), and a control group (CG, n = 16, age: 17.5 ± 0.58 years, body mass: 68.7 ± 3.65 kg, height: 1.78 ± 0.03 m, body fat: 11.6 ± 1.14%) participated. The pre- and postintervention measures were: the squat-jump (SJ); the countermovement-jump with arm swing (CMJA); the five jump test (5JT); 10 m and 30 m sprint; the ability to change direction (sprint with 90° turns (S90°) and sprinting 9–3–6–3–9 m, involving running both backwards and forwards (SBF); repeated sprint ability (RSA), and balance (Y-balance test). The EG experienced superior jump (p < 0.001; drange: 1.69–1.89), sprint (p < 0.001; drange: 1.82–2.56), S90° (p < 0.001; drange: 1.64–2.25), RSA (p < 0.001; drange: 3.90–4.17), and balance (p < 0.001; drange: 1.11–2.54) improvement. Comparatively, the pre- to postchanges in the CG ranged from d = 0.36 (dynamic balance) to d = 1.00 (10 m sprint). Therefore, bi-weekly LPaSS training improves athletic performance in young soccer players, particularly RSA.

2021 ◽  
Vol 11 (12) ◽  
pp. 5587
Author(s):  
Ghaith Aloui ◽  
Souhail Hermassi ◽  
Lawrence D. Hayes ◽  
El Ghali Bouhafs ◽  
Mohamed Souhaiel Chelly ◽  
...  

This project investigated effects of 8 weeks of biweekly loaded combined plyometric and short sprint with change-of-direction training an in-season regimen of young soccer players. An experimental (n = 17, age: 16.5 ± 0.5 years, body mass: 64.5 ± 5.2 kg, height: 1.73 ± 0.07 m,) and control group (n = 17, age: 16.7 ± 0.5 years, body mass: 65.6 ± 4.8 kg, height: 1.74 ± 0.07 m) were tested pre- and post-intervention for squat-jump (SJ), countermovement-jump (CMJ), and five-jump test (5JT), 10 m and 30 m sprint performance, change-of-direction ability, and dynamic balance performance. The experimental group (EG) outperformed the control group (CG) over 8 weeks in jumping (p < 0.001; d = 0.98–1.17), 10 m sprinting (p < 0.001; d = 0.94), change-of-direction ability (p < 0.001; d = 1.24), and dynamic balance performance (p < 0.001; d = 0.53–0.74). We conclude that adding biweekly loaded plyometric with short sprints and change-of-direction training to habitual training improves athleticism of young soccer players. Therefore, loaded plyometric with short sprints and change-of-direction training should be implemented as a part of research-informed soccer training.


2018 ◽  
Vol 6 (9) ◽  
pp. 132
Author(s):  
Halil Tanır

The purpose of this study is to explore the effect of balance and stability workouts on the development of static and dynamic balance in 10-12-year-old soccer players. The sample of the study was 40 soccer players (n=20 control and n=20 experimental) aged 10-12 years (age=11.2±08). Besides daily training program, soccer players in the experimental group participated in an extra 8-week fitness program which included bosu & swiss ball workouts, balance board workouts, plyometric workouts and bodyweight core stability workouts. Soccer players in the control group only continued their daily routine training. The static and dynamic balance performances of the players in the experimental and control groups were measured using Flamingo Balance Test (FBT) and Star Excursion Balance Test (SEBT) before and after the 8-week fitness program. Statistical analysis demonstrated significant differences between pre and post test results regarding both static and dynamic balance performance of the players in the experimental group (p<0.05). Based on the findings, it was concluded that the 8-week fitness program which included bosu & swiss ball workouts, balance board workouts, plyometric workouts and bodyweight core stability workouts contributed to the static and dynamic balance development in 10-12-year-old soccer players.


2021 ◽  
Vol 11 (11) ◽  
pp. 4767
Author(s):  
Ghaith Aloui ◽  
Souhail Hermassi ◽  
Lawrence D. Hayes ◽  
Nilihan E. M. Sanal Hayes ◽  
El Ghali Bouhafs ◽  
...  

This project investigated the effect of adding 8 weeks of bi-weekly plyometric and short sprint with change-of-direction (PSSCoD) training into standard training for elite youth soccer players from Tunisia. A training group (n = 18; age: 16.6 ± 0.5 years; body mass: 63.2 ± 4.8 kg; stature: 1.73 ± 0.07 m; body fat: 11.2 ± 1.7%), and control group (n = 16; age: 16.6 ± 0.5 years; body mass: 63.6 ± 4.3 kg; height: 1.73 ± 0.06 m; body fat: 11.6 ± 1.5%) participated. The pre- and post-intervention measures were squat-jump (SJ), countermovement jump (CMJ), standing long jump (SLJ), 5 m and 20 m sprint, change-of-direction ability (4 × 5 m sprint test (S 4 × 5 m)), repeated sprint ability (RSA), and static balance (stork balance test). The training group displayed superior jump (all p < 0.05; d > 0.49), sprint (p < 0.05; d > 0.52), change-of-direction ability (p < 0.01; d = 0.78), RSA (p < 0.01; d > 0.70), and static balance (p < 0.05; d > 0.49) improvements. Adding bi-weekly PSSCoD improves the athletic performance of young soccer players.


Author(s):  
Ghaith Aloui ◽  
Souhail Hermassi ◽  
Aymen Khemiri ◽  
Thomas Bartels ◽  
Lawrence D. D. Hayes ◽  
...  

This study examined the effects of 8 weeks of twice-weekly combined plyometric and sprint with change-of-direction (CPSCoD) training into habitual training regimes of young male soccer players. Participants were randomly allocated to an experimental group (n = 17, age: 14.6 ± 0.44 years, body mass: 61.2 ± 7.34 kg, height: 1.67 ± 0.09 m, body fat: 11.2 ± 1.56%) and a control group (n = 16, age: 14.6 ± 0.39 years, body mass: 61.1 ± 3.96 kg, height: 1.67 ± 0.05 m, body fat: 11.8 ± 1.47%). Measures obtained pre- and post intervention included vertical and horizontal jump performance (i.e., squat jump (SJ), countermovement jump (CMJ), and standing long jump (SLJ)), and sprint performance (i.e., 5 m and 20 m sprint). In addition, Measures obtained pre- and post-intervention included change-of-direction ability (4 × 5 m sprint test (S 4 × 5 m) and sprint 9–3–6–3–9 m with backward and forward running (SBF)), repeated change of direction (RCoD), and static balance performance (stork balance test). The training group experienced superior jump (all p < 0.05; d ≥ 0.61), sprint (all p < 0.05; d ≥ 0.58), change-of-direction (CoD) ability (all p < 0.05; d ≥ 0.58), RCoD (all parameters except the fatigue index p < 0.01; effect size (d) ≥ 0.71), and static balance (all p < 0.05; d ≥ 0.66) improvement. Adding twice-weekly CPSCoD training to standard training improves the anaerobic performance of U15 male soccer players.


Author(s):  
Mehrez Hammami ◽  
Nawel Gaamouri ◽  
Yosser Cherni ◽  
Sabri Gaied ◽  
Mohamed Souhaiel Chelly ◽  
...  

This study examined the effect of 10-week complex strength training with elastic band program on fitness components in young female handball players. Thirty-eight handball players aged 15.8 ± 0.2 years were randomly assigned to an experimental group or control group. The experimental group performed complex strength training with elastic band twice a week over 10 weeks, which included 8 workshops of progressing set length (number of sets) and band resistance for each specific exercise. Sessions were lasted approximately 35 min. The control group maintained regular in-season training. Tests included handgrip; back extensor; medicine ball throw; 30 m sprint times; Modified Illinois change-of-direction (Illinois-MT); four jump tests (squat jump, countermovement jump, countermovement jump with arms and five jump test; static (stork test) and dynamic (Y balance test) balance; and repeated sprint T-test. The experimental group enhanced all strength performance (handgrip right ( p < 0.001), handgrip left ( p < 0.001), back extensor strength ( p < 0.001) and medicine ball throw ( p < 0.001) compared to the controls); sprint performance (5 m ( p<0.001), 10 m ( p < 0.001), 20 m ( p < 0.001), and 30 m ( p < 0.001)); the change of direction (Illinois-MT ( p < 0.001)); jump performance (squat jump ( p < 0.001), countermovement jump ( p < 0.001), countermovement jump with arms ( p < 0.001), and five jump test ( p < 0.01)); and the repeated sprint T-test scores ( p<0.001in all scores). In contrast, no significant difference in both static and dynamic balance performance between experimental group and control group. Ten weeks of complex strength training with elastic band improve fitness components measures in young female handball players then habitual training.


Author(s):  
A. S. Roy ◽  
R. Dalui ◽  
M. Kalinski ◽  
A. Bandyopadhyay

<p><strong>Background.</strong> Vertical jump test (VJT) is used in some sport disciplines to evaluate an individual’s lower extremity power. However, VJT data is unavailable in young Indian boxers and swimmers.<br /><strong>Objective.</strong> The given study was aimed to evaluate the VJT, anthropometric profile and body composition in young male Indian swimmers and boxers and compare the data with sedentary control group. The study also explored the relationship of VJT with anthropometric parameters and different components of body composition in the studied groups.<br /><strong>Methods</strong>. Male boxers (n=40), swimmers (n=40) and sedentary subjects (n=40) with similar socio-economic background with age ranging between 21 and 25 years were sampled for the study from Kolkata, India. Body composition was determined by skinfold measurements and VJT was evaluated by Sargent Jump Test.<br /><strong>Results. </strong>One way ANOVA shows significant (p&lt;0.001) difference in body mass, %fat, total body fat (TF), lean body mass (LBM) and VJT score in boxers, swimmers and sedentary groups. Significant positive correlation of LBM with VJT score was associated with a greater jumping height in swimmers. On the other hand, VJT had significant negative (p&lt;0.05) correlation with sum of all the skinfolds, individual skinfold and total fat in both athlete group as well as in the sedentary group.<br /><strong>Conclusion.</strong> Significant intergroup difference was found in the studied parameters. VJT scores obtained in all the groups were well comparable. Higher value of body %fat imposed the unfavourable effect towards achieving higher jumping height mainly in sedentary group.<br /><strong></strong></p><p><strong>KEY WORDS:</strong> VJT, boxers, swimmers, %fat, LBM.<strong></strong></p>


2020 ◽  
Vol 29 (1) ◽  
pp. 105-120
Author(s):  
Yvonne Voss ◽  
Christoph Raschka

The aim of the study is to improve talent search, training methodology and injury prevention in women’s soccer. It analyses to what extent there are physical differences between top female soccer players (S) and a control group of sporty females (ff = fitness females). Furthermore, it examines whether differences in injuries can be identified between individual game positions (defense, midfield, forward, goalkeeper) and/or somatotypes. For this purpose, the anthropometric measurements of 233 top female soccer players (Ø 22 years old) and 40 fitness females (Ø 25 years old) who had been doing regular strength/endurance training twice a week for 2 years were statistically recorded, evaluated and used for determination of constitutional types according to Heath and Carter, Conrad and Knussmann and the AKS index according to Tittel and Wutscherk. In addition, body fat percentage according to Siri and the body mass index (BMI) were calculated. For the sample of soccer players, the types of injuries (categories: cruciate ligament, other knee, ankle joint/foot, shoulder/torso/hip, other injuries) and injury frequency according to the game positions, somatotypes and various body mass indices were compared statistically. There were significant differences between the anthropometric measurements of pelvic circumference (S: 81.2 ± 4.3cm; ff: 95.7 ± 7.7 cm; p ≤ 0.001) and maximum femoral circumference (S: 54.1 ± 3.1 cm; ff: 51.1 ± 4.4 cm; p ≤ 0.001). In terms of kinanthropometry, there were significant differences in the somatochart according to Heath and Carter [9] (S: 4/5/2; ff: 6/5/3), in the checkerboard pattern according to Conrad [3] (S: leptomorphic/hyperplastic; ff: metromorphic/hyperplastic) and in body fat percentage (S: 18.1 ± 2.1%; F: 25.0 ± 4.3%; p ≤ 0.001). The goalkeepers differed significantly from the field players with higher heights, lengths, sizes, higher body weight and a higher proportion of other injuries (e.g. hand, arm and head injuries). In constitutional terms, they differed only slightly from the field players. These appeared homogeneous in terms of body structure and injury mechanisms.


2021 ◽  
pp. 70-72
Author(s):  
Priyal Vora ◽  
Jahnvi Panwar

Badminton is a very challenging sport which demands high intensity, swift, precise and continuous movements that require a high level of dynamic balance and muscular endurance. Standing Pilates is a form of training developed to improve core strength, balance and endurance. Thirty badminton players between 18-25 years were included and divided into two groups. Experimental group (Group A) received standing Pilates and conventional training whereas control group (Group B) was given only conventional training. All players were assessed for dynamic balance and lower limb muscular endurance with Star Excursion Balance Test and Squat Test respectively. Student t-test was used in the analysis of the data collected for all variables at the beginning and at the end of 4 weeks. Comparing post SEBT and squat test values of Group A and Group B showed that standing Pilates has signicant effect on dynamic balance and lower limb muscular endurance in badminton players


2021 ◽  
Vol 25 (1) ◽  
pp. 31-38
Author(s):  
Mohamad Hasif B. Mohamad Puzi ◽  
Lee A. Choo

Background and Study Aim. The aim of this study is to investigate the effects CoBAgi Training which apply neuromuscular training, sport specific movements that couple with perturbation variation on coordination, dynamic balance and agility among adolescent handball players. Material and Methods. Quantitative randomized controlled trials quasi-experimental design with pretest and posttest evaluation used for this study. A total of 30 adolescent handball players (aged: 14.00 ± 0.83 years) were recruited as participants. Purposive sampling methods were used for these purposes. The participants were randomly assigned into two groups i.e. control group (CG: n=15) and experimental group (EG: n=15). EG undergone six weeks CoBAgi training while CG followed their usual training routine with supervision of the researcher, there times a week for 6 weeks. In order to measure the effect of these training on coordination, dynamic balance and agility, participants have performed Carioca Test, Star Excursion Balance Test (SEBT) and L-Run Test during pre-training and post-training session. The data were analyzed through Independent Samples t-test with p<0.05 “Statistical Package for the Social Sciences” (SPSS) program. Result. After completed the six weeks training duration, there were significant difference identified in coordination (t=-2.290, P=0.030*), dynamic balance (t= 4.802, P=0.000*) and agility (t=-3.202, P= 0.003*) between EG and CG. Conclusion. Therefore, this study revealed that CoBAgi training could improve abilities performance of coordination, dynamic balance and agility, and this suggesting that CoBAgi training may be use as rehabilitation and pre-rehabilitation training strategies in order for injury prevention plan as well as improve sports performance especially among the adolescent handball players.


2017 ◽  
Vol 5 (13) ◽  
pp. 13 ◽  
Author(s):  
Mehmet Ali Eylen ◽  
Onder Daglioglu ◽  
Erkan Gucenmez

The aim of this study is to examine the effect of different strength training on the static and dynamic balance ability of volleyball players. A total of 20 male volleyball players, aged between 18 and 25, are participated in the study who has been playing in national volleyball competition in Gaziantep. The subjects were divided into two groups according to the randomized method as experimental group (n=10, age:21.60±2.06) and control group (n=10, age:20.50±1.77). The experimental group was given a different strength training program for 3 days a week for 8 weeks. Both groups continued their regular volleyball practice. Leg strength, static and dynamic balance measurements were made before starting the different strength training in both groups and after the training was finished. Takei Leg Dynamometer used for leg strength measurement and Biodex Balance SD Isokinetic Balance Test for balance measurement. Paired Sample t test was used for intra-group comparisons and Independent Sample t test was used for statistical analysis of the data. When the pre-test and post-test measurements of the experimental group were compared, there were significant differences in leg strength, static (Double leg-Overall Postural Stability Index (OPSI), Right Leg-OPSI, Left Leg-OPSI) and dynamic (Right Leg- Overall Stability Index (OSI), Left Leg-OSI) balance scores (p<0.05). The control group showed significant significance in the Double leg-OPSI score (p<0.05). No other significance was found in the other data (p>0.05). As a result, it is considered that the different strength training applied to the volleyball players has a positive effect on the static and dynamic balance ability. It can be said that static and dynamic balance abilities of regular strength training may increase.


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