Testing the results of weight training machines and body weight exercises especially for female volleyball athletes to reduce body fat levels

Danang Wicaksono, Endang Rini Sukamti, Heru Prasetyo, Yuyun Ari Wibowo, Indah Prasetyawati Tri Purnama Sari

Danang Wicaksono, Endang Rini Sukamti, Heru Prasetyo, Yuyun Ari Wibowo, Indah Prasetyawati Tri Purnama Sari – Testing the results of weight training machines and body weight exercises especially for female volleyball athletes to reduce body fat levels –  Fizjoterapia Polska 2025; 25(2); 377-383

DOI: https://doi.org/10.56984/8ZG00E18Y7Y

Abstract
Introduction. Ideal body weight is an important component for volleyball players, as it is necessary to maintain physical performance during training and matches to maximize effectiveness. The aim of this research was to evaluate the effectiveness of weight training machine and body weight training methods in reducing body fat levels.
Method. This study employed a two-groups pretest-posttest design. The population consisted of female volleyball athletes, with a sample of 14 athletes selected through proportional sampling based on the criteria of female gender, age range between 15–20 years, and possessing the ideal body weight for volleyball players. Ordinal pairing was conducted to divide the participants into groups. The instrument used was a skinfold caliper to measure body fat at the biceps, triceps, subscapular, and suprailiac sites. Data were analyzed using a paired t-test and an independent t-test.
Results.
– The weight training machine group demonstrated a significant reduction in body fat levels, with a calculated t-value of 14.789 and a significance value of 0.000 (< 0.05).
– The body weight training group also showed a significant reduction, with a calculated t-value of 9.348 and a significance value of 0.000 (< 0.05), although the reduction was smaller compared to the weight training machine group.
– A significant difference between the two training methods was observed, with a calculated t-value of -4.583 and a significance value of 0.000 (< 0.05), indicating that weight training machines were more effective than body weight training.
Conclusion. It can be concluded that weight training machines are more appropriate when approaching competition periods to maintain body proportions and optimize performance. Body weight training, however, is more suitable for pre-competition phases or longer training periods.
Key words
weight training machine, body weight training, body fat levels, volleyball, female
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Speed, agility, and quickness (SAQ) training: Is it effective in increasing the speed, agility, and leg power of football athletes?

Leo Pratama, Tomoliyus, Endang Rini Sukamti, Fauzi, Hayudi, Sri Rizki Handayani, Bandung Bumboro, Anton Sukowati

Leo Pratama et al. – Speed, agility, and quickness (SAQ) training: Is it effective in increasing the speed, agility, and leg power of football athletes? –  Fizjoterapia Polska 2025; 25(1); 231-237

DOI: https://doi.org/10.56984/8ZG007DFRPR

Abstract
Background and study aim. Agility, speed, and leg muscle power are considered highly important for every football player. The purpose of this study was to determine the effectiveness of speed, agility, and quickness (SAQ) training in increasing the speed, agility, and leg power of football athletes.
Material and methods. This study is experimental. SAQ training was conducted for six weeks with a frequency of three times per week. The population consisted of 31 football players from the Sorong Football Club, aged 13–18 years, who were randomly selected. The instruments used were the agility test (Illinois Agility Test), the vertical jump test, and the speed test (30-meter sprint). The statistical method applied was the t-test, specifically the paired sample test.
Results. The results showed that SAQ training is effective in increasing speed (p-value 0.018 < 0.05), agility (p-value 0.000 < 0.05), and leg power (p-value 0.000 < 0.05) in football athletes. The improvements after SAQ training were 0.10 seconds in speed, 0.02 seconds in agility, and 1.00 cm in leg power.
Conclusions. These results suggest that SAQ training is effective in improving football players’ speed, agility, and leg power performance, but further research is needed to determine the ideal training method for enhancing these attributes. Researchers who intend to continue or replicate this study are advised to implement stricter control measures throughout the experiment to mitigate threats to external and internal validity.
Key words
SAQ training, speed, agility, leg power
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An Agility Training Model for Wheelchair Court Tennis Athletes: An Experimental Study

Rafidhiya Mohammad, Endang Rini Sukamti, Djoko Pekik Irianto, Abdul Alim, Fauzi, Tomoliyus, Amri Hartanto

 

Rafidhiya Mohammad, Endang Rini Sukamti, Djoko Pekik Irianto, Abdul Alim, Fauzi, Tomoliyus, Amri Hartanto – An Agility Training Model for Wheelchair Court Tennis Athletes: An Experimental Study –  Fizjoterapia Polska 2024; 24(2); 28-34

DOI: https://doi.org/10.56984/8ZG5608Y6G

Abstract
One sport for people with disabilities is wheelchair court tennis, where athletes need good agility to move. The purpose of this study was to determine the effectiveness of the agility training model for wheelchair court tennis athletes. This research is experimental. The population in this study were wheelchair tennis court disability athletes in the Special Region of Yogyakarta totalling 14 athletes (male 10, female 4, aged 19-40 years). Where athletes with various disabilities, including spinal cord injury, single amputee, double amputee, or spina bifida. The sample was divided into two based on ordinal pairing of pretest data, i.e. the experimental group was treated with five agility training models and the control group trained as usual with a coach. The statistical analysis was conducted using the SPSS software, version 21. The results showed that the agility training model for 18 treatments was effective in increasing the agility of wheelchair tennis athletes, with a p-value of 0.000 < 0.05. Sport-specific training programmes are essential for improving athlete performance. A clear understanding of the nuances of developing athletes with disabilities is essential to developing appropriate programmes and strategies. The results of this study are expected to make a positive contribution to the development of progressive and innovative science, the contribution of the results of this study can add insight into the agility training model for wheelchair tennis athletes.
Keywords
training model, agility, wheelchair court tennis
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The effect of contrast training in increasing taekwondo athlete’s strength and power

Drastiana Siwi Maheswari, Endang Rini Sukamti, Devi Tirtawirya

Drastiana Siwi Maheswari, Endang Rini Sukamti, Devi Tirtawirya – The effect of contrast training in increasing taekwondo athlete’s strength and power –  Fizjoterapia Polska 2024; 24(1); 182-186

DOI: https://doi.org/10.56984/8ZG2EF86B8

Abstract
Purpose. This study aimed to examine the effects of contrast training on taekwondo athletes’ strength and power. Contrast training, which combines heavy and low loads in the same training session, was investigated to see if it could improve the taekwondo athletes’ performance. Material and methods. In an experimental study with a pre-test-post-test control group design, 10 taekwondo athletes underwent contrast training for seven weeks. This training served as the independent variable, whereas strength and power were the dependent variables. Following that, the data were evaluated using multiple statistical tests, including Levene’s test for variance homogeneity and the Kolmogorov-Smirnov test for data normality. The independent samples t-test or ANOVA was also performed to compare the means of the contrast training group and the control group. Results. Athletes were placed into two groups in this experimental study: the treatment group and the control group. According to the findings of this study, contrast training has a substantial influence on boosting taekwondo athletes’ strength and power. When compared to the control group, the contrast training group had higher average strength and power (p < 0.05). The contrast training group had an average post-test strength of 6.868 while the control group had an average post-test strength of 6.766. Conclusions. This study has found that contrast training has a significant positive effect on developing taekwondo athletes’ strength. Taekwondo athletes who received contrast training had higher average strength and power than the control group (p < 0.05). Thus, it can be concluded that contrast training is an effective strategy for enhancing taekwondo athletes’ strength and power.
Keywords
contrast training, taekwondo athlete, strength, plyometrics, weight training
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Emotional maturity and self control as predictors of boxing athlete aggressiveness: Is it proven?

Trisnar Adi Prabowo, Endang Rini Sukamti, Fauzi, Tomoliyus, Amri Hartanto

 

Trisnar Adi Prabowo, Endang Rini Sukamti, Fauzi, Tomoliyus, Amri Hartanto – Emotional maturity and self control as predictors of boxing athlete aggressiveness: Is it proven? –  Fizjoterapia Polska 2024; 24(1); 83-90

DOI: https://doi.org/10.56984/8ZG2EF8365

Abstract
Boxing athletes must control their emotions and themselves, and regulate their aggressiveness to prevent harming themselves during matches . The purpose of this study was to show whether emotional maturity and self control affect the aggressiveness of boxing athletes. This type of research is correlational. The sample used is boxing athletes from the Special Region of Yogyakarta (n = 65, age 14-22 years) and the subjects have participated in boxing competitions. Sampling was done by nonprobability consecutive sampling. The emotional maturity scale is based on Singh and Bhargava, self control refers to Averill, aggression refers to Buss and Perry (1992). Data analysis was aided by ANOVA (F-test) and t-test. Results. Boxing athletes who will conduct games should receive support to conduct matches in a sporting manner to help athletes regulate their emotions and avoid aggression. For future researchers, it is hoped that they will be able to discuss more about the psychological aspects of boxing athletes, because this research is only limited to the influence of emotional maturity and self control on aggressiveness in boxing athletes.
Keywords
emotional maturity, self control, aggressiveness, boxing
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