The Effects of Aquatic Plyometric Training on Repeated Jumps, Drop Jumps and Muscle Damage

2015 ◽  
Vol 39 (10) ◽  
pp. 764-772 ◽  
Author(s):  
A. Jurado-Lavanant ◽  
J. Alvero-Cruz ◽  
F. Pareja-Blanco ◽  
C. Melero-Romero ◽  
D. Rodríguez-Rosell ◽  
...  

AbstractThe purpose of this study was to compare the effects of land- vs. aquatic based plyometric training programs on the drop jump, repeated jump performance and muscle damage. Sixty-five male students were randomly assigned to one of 3 groups: aquatic plyometric training group (APT), plyometric training group (PT) and control group (CG). Both experimental groups trained twice a week for 10 weeks performing the same number of sets and total jumps. The following variables were measured prior to, halfway through and after the training programs: creatine kinase (CK) concentration, maximal height during a drop jump from the height of 30 (DJ30) and 50 cm (DJ50), and mean height during a repeated vertical jump test (RJ). The training program resulted in a significant increase (P<0.01–0.001) in RJ, DJ30, and DJ50 for PT, whereas neither APT nor CG reached any significant improvement APT showed likely/possibly improvements on DJ30 and DJ50, respectively. Greater intra-group Effect Size in CK was found for PT when compared to APT. In conclusion, although APT seems to be a safe alternative method for reducing the stress produced on the musculoskeletal system by plyometric training, PT produced greater gains on reactive jumps performance than APT.

2019 ◽  
Vol 7 (1) ◽  
Author(s):  
Luh Mastia Andriani ◽  
I Gst Lanang Agung Parwata ◽  
Ni Luh Kadek Alit Arsani

Penelitian ini bertujuan untuk mengetahui pengaruh pelatihan 30 second box drill dan 60 second box drill terhadap peningkatan daya ledak otot tungkai. Jenis penelitian ini adalah penelitian eksperimen semu (quasi) dengan rancangan the non-randomized pretest posttest control groups design. Subjek penelitian sebanyak 30 orang. Daya ledak otot tungkai diukur dengan vertical jump test dan data dianalisis dengan uji-t independent, uji anava satu jalur dan uji least significant difference (LSD) pada taraf signifikansi (α) 0,05 dengan bantuan SPSS 16,0. Berdasarkan hasil uji hipotesis antara gaint-score kelompok pelatihan 30 second box drill, 60 second box drill dan kelompok kontrol pada variable daya ledak otot tungkai, hasil analisis data menggunakan uji-t independent menunjukkan bahwa pelatihan 30 second box drill dan 30 second box drill berpengaruh terhadap peningkatan daya ledak otot tungkai dengan nilai signifikansi sebesar 0,000 dan 0,000 (SigKata Kunci : pelatihan 30 second box drill, pelatihan 60 seond box drill, daya ledak otot tungkai This study aimed to know the effect of 30 second box drill training and 60 second box drill training toward the increase of explosive power of leg muscle. This study is quasi experiment research with thenon-randomized pretest posttest control groups design. Subjects of this study were 30 people. The explosive power of leg muscle was measured by vertical jump test and analyzed by independent t-test, one lane anava test and test of least significant difference (LSD) in the significant standard (α) 0,05 by using SPSS 16,0. Based on the result of hypothesis between gaint-score on training group of 30 second box drill, 60 second box drill and control group on the variable of explosive power of leg muscle, result of analysis by using independent t-test showed that 30 second box drill training and 30 second box drill training influenced the explosion power of leg muscle in the significant value of 0,000 and 0,000 (Sigkeyword : 30 second box drill, 60 second box drill,explosive power


Sports ◽  
2020 ◽  
Vol 8 (8) ◽  
pp. 104
Author(s):  
Konstantina Karagianni ◽  
Olyvia Donti ◽  
Christos Katsikas ◽  
Gregory C. Bogdanis

This study examined the effects of a short-duration supplementary strength–power training program on neuromuscular performance and sport-specific skills in adolescent athletes. Twenty-three female “Gymnastics for All” athletes, aged 13 ± 2 years, were divided into a training group (TG, n = 12) and a control group (CG, n = 11). Both groups underwent a test battery before and after 10 weeks of intervention. TG completed, in addition to gymnastics training, a supplementary 7–9 min program that included two rounds of strength and power exercises for arms, torso, and legs, executed in a circuit fashion with 1 min rest between rounds, three times per week. Initially, six exercises were performed (15 s work–15 s rest), while the number of exercises was decreased to four and the duration of each exercise was increased to 30 s (30 s rest) after the fifth week. TG improved countermovement jump performance with one leg (11.5% ± 10.4%, p = 0.002) and two legs (8.2% ± 8.8%, p = 0.004), drop jump performance (14.4% ± 12.6%, p = 0.038), single-leg jumping agility (13.6% ± 5.2%, p = 0.001), and sport-specific performance (8.8% ± 7.4%, p = 0.004), but not 10 m sprint performance (2.4% ± 6.6%, p = 0.709). No change was observed in the CG (p = 0.41 to 0.97). The results of this study indicated that this supplementary strength–power program performed for 7–9 min improves neuromuscular and sport-specific performance after 10 weeks of training.


2019 ◽  
Vol 8 (2) ◽  
pp. 213
Author(s):  
Duygu Aksoy

Whole Body Vibration (WBV) is a type of exercise commonly applied as a modern exercise technique. The purpose of the present study was to examine the effects of WBV applied for 10-week on strength, flexibility and agility in taekwondo athletes. A total of 23 healthy young males participated in the present study. The athletes were separated randomly into two groups as the control group (n=11) and whole body vibration training group (n=12). The WBV training group did training 3 days a week for 10 weeks. The Control Group did not do any trainings. The hand grip strength test, vertical jump test, sit-reach test, agility t-test were applied to the WBV training group and control group before and after the 10-week WBV training. The comparisons between the groups were analyzed by using an independent sample t-test at a significance level of p&lt;0.05. No statistically significant differences were detected between the pre-test hand grip strength, vertical jump test, sit-reach test and agility t-test results of the WBV training group and control group according to the Independent sample t test. In the post-test results, statistically significant differences were detected between the vertical jump test, sit-reach test, agility t-test however, no statistically significant differences were detected between the hand grip strength results. The intra-group comparisons were made according to the paired sample t test at a significance level of p&lt;0.05. Although statistically significant differences were detected in the WBV training group between the pre-test-post-test, vertical jump test, sit-reach test, agility t-test values, no statistically significant differences were detected between the hand grip strength results. No statistically significant differences were detected between the hand grip strength, vertical jump, sit-reach, agility t-test pre-test and post-test results of the control group. Long-term whole body vibration training has positive strength, flexibility and agility values.


Author(s):  
Betül Coşkun ◽  
Dicle Aras ◽  
Cengiz Akalan ◽  
Settar Kocak ◽  
Michael J. Hamlin

AbstractStrength training in hypoxia has been shown to enhance hypertrophy and function of skeletal muscle, however, the effects of plyometric training in hypoxia is relatively unknown. Therefore, this study aimed to examine the effects of plyometric training in hypoxia compared to normoxia on body composition, sprint and jump parameters. Twenty-three male physical education students (20.4±2.0 years, mean±SD) participated in the study and were divided into a plyometric training in hypoxia (PTH, n=8), plyometric training in normoxia (PTN, n=7) or control group (C, n=8). The PTH group trained in normobaric hypoxia (approximately 3536 m) 3 days/week for 8 weeks, while the PTN trained in normoxia. PTH induced significant improvements from baseline to post-testing in countermovement-jump (37.8±6.7 cm, 43.4±5.0 cm, p<0.05), squat-jump (35.4±6.2 cm, 41.1±5.7 cm, p<0.05), drop-jump height (32.8±6 cm, 38.1±6 cm, p<0.05) and 20-m sprint performance (3257.1±109.5 ms, 3145.8±83.6 ms, p<0.05); whereas PTN produced significant improvement only in countermovement-jump (37.3±4.8 cm, 40.5±4.5 cm, p<0.05) and 20-m sprint performance (3209.3±76.1 ms, 3126.6±100.4 ms, p<0.05). Plyometric training under hypoxic conditions induces greater improvement in some jump measures (drop-jump and squat-jump) compared to similar training in normoxia.


2021 ◽  
Vol 58 (3) ◽  
pp. 4008-4013
Author(s):  
Enkeleida Lleshi, Et. al.

Volleyball is characterized by the activity of vertical jump performance in the technical elements of attack, block and service. The study focuses on young Female & Male players during the 12-week plyometric training. The objective of this study  is  to  evaluate  the  effects  of  12-weeks  plyometric training  performance  in volleyball players M & F in Albania to see the differences between them. Methods; 40 young players (F & M) participated in this study. N=10 M & N=10 F volleyball players considered as Experimental and the same number as Control. The average age of players included in this study is 17-18 years old. The players of both groups were evaluated before and after 12 weeks. The F&M Experimental groups conducted 12 weeks of plyometric training with 2 sessions for a week. The F&M Control groups conducted the training according to the method of their trainers. Besides anthropometric measurements they developed Drop Jump tests by jumping from the cube in height 40 cm and 60 cm. Results; The results showed a high correlation coefficient (r = 0,924) and statistically significant (p <0,05). Data obtained from two groups GRFP show that the relationship between the contact time and the time air changes between the two tests DJ 40-60cm. Conclusions. The methodology used helps us compare the high and poor performances that help coaches to program more detailed plyometric training for the development of jumping skills in young volleyball players. The effect of plyometric training developed on M&F volleyball players and according to data obtained from GRFP, showed that male volleyball players had a better performance in vertical jump than female volleyball players. Vertical jumping may be assessed not only by the height of its development but also by the phase of residence in the air.   


Author(s):  
Shibili Nuhmani

Abstract Objectives The FIFA-Medical and Assessment Research Centre (F-MARC) introduced the warm-up FIFA 11+ program to reduce injuries and promote fair play. Although the FIFA11+ program is a well-established warm-up protocol for injury prevention, studies on the program’s performance enhancement aspects have had controversial results. Therefore, the objective of the study is to investigate the efficacy of FIFA11+ program on sports performance parameters such as running speed, agility, and vertical jump performance in amateur female basketball players. Methods In this study, 59 amateur female basketball players were recruited and randomized into an experimental group (n=30) and a control group (n=29). The experimental group completed the FIFA 11+ program for 12 weeks (three times/week), while the control group members completed their regular training programs. The study adopted a pretest-posttest design. 20-yard sprint run, t test and vertical jump test were the outcome measures Results No statistically significant difference in the sports performance parameters (sprint test p=0.21, t test p=0.16, vertical jump test p=0.09) was found between groups’ post-test measurements. The paired sample t test revealed that the 12-week FIFA 11+ program did not demonstrate any significant improvement in the participants’ sprint, agility, and vertical jump performance (p>0.05). Conclusions The present study showed no enhancement in sports performance parameters such as sprint speed, agility, and vertical jump performance in amateur female basketball players. This lack of improvement in performance measures suggests that the program cannot be used as a training strategy for the targeted sports performance parameters.


Author(s):  
Hamza Marzouki ◽  
Ibrahim Ouergui ◽  
Bilel Cherni ◽  
Karim Ben Ayed ◽  
Ezdine Bouhlel

This study compared the effects of different sprint ball-based training programs on fitness-related performances in youth soccer players. Forty male players (age: 15.2 ± 0.6 yrs) participated in a short-term (8 weeks) randomized parallel fully controlled training study, with pre-to-post measurements. Players were randomly assigned to 3 sprint ball-based training groups: training with combined sprint (performing linear and change of direction sprints; CST), or using linear sprint (LST), or performing sprint with change of direction (CODT) and to a control group (CONT). Pre- and post-training players completed a test battery involving linear sprinting (10 and 20 m, and flying 10 m), 505 test (COD), 15 m test with ball (CODB), countermovement jump test (CMJ test) and maximal oxygen consumption (VO2max). All physical performance’ variables improved after the training intervention (all p < 0.05; ES ≥ 0.2). No main effect of groups was observed in linear sprinting, CMJ and VO2max (p > 0.05; ES < 0.2). A training group main effect was found (p < 0.0001; ES = 0.50) for COD with CODT induced better performance than LST and CONT (all p <0.0001; ES > 0.8). Also, a training group main effect (p = 0.009; ES = 0.35) was found for CODB with CODT elicited better performance than LST and CONT (all p = 0.001; ES > 0.80). Our findings suggest that ball-based training programs were more effective to improve fitness levels in youth players during the in-season period and that CODT modality was more effective to improve COD and CODB performances.


2021 ◽  
Vol 10 (4) ◽  
pp. 3254-3258
Author(s):  
Rinkle Hotwani

The study aimed to evaluate the effectiveness of strengthening and plyometric resistance training on anaerobic power and muscular strength in badminton players. The design used for the research is an experimental study with pre-test and pos-test measurement. The sample size used for the study was 40 both male and female with age ranging from 18 to 24 years and with the inclusion criteria of athletes who are under training for at least 1-2 years (.elite). Study procedure was started by measuring the agility of each badminton player by t-test, vertical jump and plank test before the strengthening and plyometric training. The subjects recruited for the study were equally distributed in two groups which included group A training group and group B control group. The mean and standard deviation bar graphs were used for the comparison. Comparison between the three outcomes measures done for the training group for the pre and post-test, concluding that there was a significant improvement in the values of the post-intervention level.


2021 ◽  
pp. 1-9
Author(s):  
Nico Nitzsche ◽  
Tobias Siebert ◽  
Henry Schulz ◽  
Norman Stutzig

BACKGROUND: Reactive performance is an important component of rhythmic gymnastics. So far, it is unclear whether additional plyometric training in female gymnasts shows an increase in performance. OBJECTIVE: The aim of the study was to examine the effect of additional plyometric training in rhythmic gymnastics on the reactive jumping performance and strength of the lower leg muscles. METHODS: Fifteen rhythmic gymnasts (age: 12.3 ± 2.6 years, height: 1.47 ± 0.12 m, body weight: 37.3 ± 9.3 kg, BMI: 16.7 ± 2.1 kg*m-2; competition level: national and international championships, Tanner stages I–III) participated in the study. The athletes were assigned to an experimental (EG) and a control group (CG). The EG performed plyometric exercises three times per week in addition to the regular training. Before and after six weeks of training the reactive jump performance, the work of dorsi flexors and plantar flexors performed during isokinetic plantarflexion, as well as the performance in two sport-specific tests were measured. RESULTS: In contrast to the CG, in the EG the jump height (pre: 24.8; post: 27.25 cm; p< 0.05) and the reactive-strength-index (pre: 1.01; post: 1.19; p< 0.01) increased significantly. The EG achieved significant improvements in the counter movement jump test (pre: 27.0 cm; post: 31.5 cm; p< 0.01) and in the sport specific double rope jump test (jumps per minute, pre: 18.0; post: 23.0; p< 0.01). Furthermore, a significant increase in work performed during plantarflexion was found in the EG for the right leg (pre: 24.9 J; post: 29.7 J; p< 0.01) and a tendency to increase for the left leg (pre: 26.4 J; post: 37.7 J; p= 0.05). CONCLUSION: Both reactive strength and dynamic force can be efficiently increased by plyometric training. It may be recommended to include plyometric exercises in the training regime of rhythmic gymnasts.


Sports ◽  
2019 ◽  
Vol 7 (10) ◽  
pp. 219
Author(s):  
Nobuaki Tottori ◽  
Satoshi Fujita

Skilled sprinting is fundamental in many sports, especially to improve athletic performance in youth. This study therefore aimed to investigate the effect of plyometric training on sprint performance in boys aged 9–12 years. Twenty boys were divided into a plyometric training group (n = 9) and a control training group (n = 11). In both groups, participants performed respective training programs once per week for 8 weeks with measurements at baseline and post-intervention. Sprint performance was assessed by 50-m sprint time, sprint velocity, step frequency and step length at 10-m intervals. Jumping performance was assessed using horizontal, vertical and rebound jumps. The plyometric training group showed an improved sprint velocity at 20–30 m, 30–40 m and 40–50 m, and step length at 0–10 m, 20–30 m and 30–40 m (p < 0.05). Furthermore, only the plyometric group showed an increased standing long jump distance and rebound jump performance (p < 0.05). The control group did not show any significant changes in any variable. Our findings suggest that plyometric training in pre-adolescent boys improves sprint velocity and step length at the maximum velocity phase concomitant with increased horizontal and rebound jump performance.


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