scholarly journals Effect of a 6 Week Plyometric Training Program on Agility, Vertical Jump Height and Peak Torque Ratio of Indian Taekwondo Players

2015 ◽  
Vol 1 (2) ◽  
pp. 42-46 ◽  
Author(s):  
Amrinder Singh ◽  
◽  
Avinash Kumar Boyat ◽  
Jaspal Singh Sandhu ◽  
◽  
...  
Thrita ◽  
2020 ◽  
Vol 9 (2) ◽  
Author(s):  
Rasoul Azreh ◽  
Alireza Hashemi Oskouei ◽  
Seyed Amirhossein Emamian Shirazi

Background: Countermovement vertical jump is a crucial skill in many sports. Plyometric training is a prevalent method to improve athletes' jumping ability. Objectives: The present study aimed to investigate the effect of a 6-week plyometric training on the kinematics of take-off and countermovement vertical jump height. Methods: Fifteen young, healthy male subjects performed plyometric exercises in three sessions per week for six weeks. Digital videos of pre-training and post-training jumps were captured. The Kinovea software was used to measure the kinematic parameters of take-off in the sagittal plane. Pre and post-training values were compared by paired sample t-test with the statistical significance level of P < 0.05. Results: Post-training results showed a higher jump height (P < 0.05), more flexed shoulder, and more extensive hip and knee at take-off (P < 0.05). Also, while hip extension velocity was decreased, shoulder flexion and knee extension velocities were significantly increased (P < 0.05). Conclusions: The 6-week plyometric training, including 720 jumps, improved shoulder flexion, and hip and knee extensions at take-off, resulting in high CMJ height. We employed plyometric training to improve the shoulder flexion and hip and knee extension velocities and increase CMJ height.


2021 ◽  
Vol 2 (1) ◽  
pp. 135-142
Author(s):  
Edi Irwanto ◽  
Danang Ari Santoso ◽  
Bayu Septa Martaviano Triaiditya ◽  
Marki Sandi ◽  
Dadang Mubin

The purpose of this service is to provide socialization and training at Gloria Muda Tambakrejo volleyball club, Bulurejo Village, Purwoharjo District, Banyuwangi Regency. The method used in this service is discussion and direct training (demonstration and practice) to the coaches and volleyball players of Gloria Muda Tambakrejo. The result of this activity was that the volleyball club coach Gloria Muda Tambakrejo gained new insights regarding the training program and how to train and was able to develop a training program that could be used to develop the technique and game of the Tambakrejo volleyball club. Young Gloria club players get training programmed according to the training program that suits their needs. Increased basic technical skills of passing, smash and vertical jump height of club players Gloria Muda Tambakrejo. Increased skills of passing and smash techniques and physical conditions (vertical jump) by 6.17%. For the basic technique of passing, there was an increase of 9, 53%. For the basic smash technique there is an increase of 3.20%. For the ability to vertical jump there is an increase of 3, 87%.


2008 ◽  
Vol 43 (2) ◽  
pp. 144-151 ◽  
Author(s):  
R. Tyler Hamilton ◽  
Sandra J. Shultz ◽  
Randy J. Schmitz ◽  
David H. Perrin

Abstract Context: Hop tests are functional tests that reportedly require strength, power, and postural stability to perform. The extent to which a triple-hop distance (THD) test measures each of these characteristics is relatively unknown. Objective: To determine the extent to which the THD predicts performance on clinical measures of power, strength, and balance in athletic individuals. Design: Within-subjects correlational study. Setting: Station-based, preseason screening of athletes. Patients or Other Participants: Forty National Collegiate Athletic Association Division I-AA men's and women's soccer student-athletes (20 women, 20 men; age  =  20.0 ± 1.4 years, height  =  172.8 ± 9.2 cm, mass  =  71.9 ± 8.9 kg). Intervention(s): As part of a comprehensive preseason screening of athletes, participants completed the Balance Error Scoring System (BESS) test, 3 trials each of the THD and vertical jump, and 5 repetitions each of concentric isokinetic quadriceps and hamstrings strength testing at 60°/s and 180°/s. Bivariate correlations and linear regression analyses determined the extent to which THD (cm) predicted each of the strength, power, and balance measures. Main Outcome Measure(s): Maximal vertical jump height (cm), total BESS error scores, and quadriceps (Quad60, Quad180) and hamstrings (Ham60, Ham180) isokinetic maximum peak torque (Nm) at 60°/s and 180°/s, respectively. Results: Triple-hop distance was a strong predictor of vertical jump height, explaining 69.5% of the variance (P &lt; .01). THD also predicted 56.7% of the variance in Ham60 (P &lt; .01), 55.5% of the variance in Ham180 (P &lt; .01), 49.0% of the variance in Quad60 (P &lt; .01), and 58.8% of the variance in Quad180 (P &lt; .01). No relationships between THD and BESS scores were noted. Conclusions: Triple-hop distance is a useful clinical test to predict an athlete's lower extremity strength and power. Although THD was not a predictor of static balance, further research is needed to examine its relationship with more dynamic balance tests.


2014 ◽  
Vol 48 (1) ◽  
pp. 27-32 ◽  
Author(s):  
Shweta Shenoy ◽  
Amrinder Singh ◽  
Kartik Kulkarni ◽  
Jaspal Sandhu

ABSTRACT The purpose of this study was to compare the effects of combined strength and plyometric training with soccer training alone on strength and power-related measurements in professional soccer players. Subjects were randomly divided into two groups: group EG (n = 14) performed heavy resistance and plyometric training thrice a week during 6 weeks training period in addition to 6-8 soccer sessions per week; group CG (n = 14) performed 6-8 soccer sessions a week. EG significantly increased (p < 0.05) ball shooting speed and agility but showed no changes in body mass. Within-subject improvement was significantly higher (p < 0.01) in the EG compared with the CG for vertical jump height, 10 and 30 m sprint times, distances covered in the Yo-Yo intermittent recovery test. Plyometric can be concurrently performed with high load muscular strength training to enhance soccer players’ explosive performances. How to cite this article Singh A, Kulkarni K, Shenoy S, Sandhu J. Effect of 6 Weeks of Preseason Concurrent Muscular Strength and Plyometric Training in Professional Soccer Players. J Postgrad Med Edu Res 2014;48(1):27-32.


2013 ◽  
Vol 14 (1) ◽  
pp. 35-43 ◽  
Author(s):  
Gustavo Leporace ◽  
Jomilto Praxedes ◽  
Glauber Ribeiro Pereira ◽  
Sérgio Medeiros Pinto ◽  
Daniel Chagas ◽  
...  

2002 ◽  
Vol 34 (10) ◽  
pp. 1638-1644 ◽  
Author(s):  
NICOLA A. MAFFIULETTI ◽  
SERGIO DUGNANI ◽  
MATTEO FOLZ ◽  
ERMANO DI PIERNO ◽  
FRANCO MAURO

2013 ◽  
Vol 36 (1) ◽  
pp. 119-126 ◽  
Author(s):  
Carlos Balsalobre-Fernández ◽  
Carlos Mª Tejero-González ◽  
Juan del Campo-Vecino ◽  
Dionisio Alonso-Curiel

The aim of this study was to determine the effects of a power training cycle on maximum strength, maximum power, vertical jump height and acceleration in seven high-level 400-meter hurdlers subjected to a specific training program twice a week for 10 weeks. Each training session consisted of five sets of eight jump-squats with the load at which each athlete produced his maximum power. The repetition maximum in the half squat position (RM), maximum power in the jump-squat (W), a squat jump (SJ), countermovement jump (CSJ), and a 30-meter sprint from a standing position were measured before and after the training program using an accelerometer, an infra-red platform and photocells. The results indicated the following statistically significant improvements: a 7.9% increase in RM (Z=-2.03, p=0.021, δc=0.39), a 2.3% improvement in SJ (Z=-1.69, p=0.045, δc=0.29), a 1.43% decrease in the 30-meter sprint (Z=-1.70, p=0.044, δc=0.12), and, where maximum power was produced, a change in the RM percentage from 56 to 62% (Z=-1.75, p=0.039, δc=0.54). As such, it can be concluded that strength training with a maximum power load is an effective means of increasing strength and acceleration in high-level hurdlers.


2020 ◽  
Vol 10 (13) ◽  
pp. 4535
Author(s):  
Min-Hsien Wang ◽  
Ke-Chou Chen ◽  
Min-Hao Hung ◽  
Chi-Yao Chang ◽  
Chin-Shan Ho ◽  
...  

In volleyball matches, there are three minute intervals between sets. Therefore, the improvement of the muscle output ratio is one of the most import foundational physical elements for the players. The purpose of this study was to investigate the effects of plyometric training on the changes in electrical signals in the lower limb muscles of male college volleyball players during continuous blocking and to examine the benefits of plyometric training on blocking agility and maximum vertical jump height. In this study, twenty elite male college volleyball players were recruited and divided into a plyometric training group (PTG) and a control group (CG). The wireless electromyography was used for data acquisition, and the electrodes were applied to the left and right rectus femoris, biceps femoris, tibialis anterior, and gastrocnemius. The median frequency was used as the measurement of the electromyographic signals during the jumping blocks. This study used covariate analysis methods, with previously measured results used as covariates to perform a two-way analysis of covariance for the independent samples. Based on the results of this study, after 6 weeks of training, the median frequency of the rectus femoris (2.13% to 4.75% improved) and that of the tibialis anterior muscles (4.14% to 7.71% improved) were significantly lower in the PTG than in the CG. Additionally, the blocking agility increased by 6.26% and the maximum vertical jump height increased by 3.33% in the PTG compared to the CG. The findings provide important insights on the neuromuscular status for volleyball players during continuous blocking jumps. Six weeks of appropriate plyometric training can facilitate the performance of volleyball players.


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