Effects of 8weeks Pre-season Physical Training on Body Composition, Physical Fitness, Muscle Strength, Aerobic and Anaerobic Capacity of Professional League(K-3) Soccer Players by Each Position.

2021 ◽  
Vol 19 (3) ◽  
pp. 705-717
Author(s):  
Ki-Jae Song ◽  
2017 ◽  
Vol 124 (6) ◽  
pp. 1107-1120 ◽  
Author(s):  
Heloyse E. G. Nunes ◽  
Carlos A. S. Alves ◽  
Eliane C. A. Gonçalves ◽  
Diego A. S. Silva

This study aimed to determine which of four selected physical fitness variables, would be most associated with blood pressure changes (systolic and diastolic) in a large sample of adolescents. This was a descriptive and cross-sectional, epidemiological study of 1,117 adolescents aged 14–19 years from southern Brazil. Systolic and diastolic blood pressure were measured by a digital pressure device, and the selected physical fitness variables were body composition (body mass index), flexibility (sit-and-reach test), muscle strength/resistance (manual dynamometer), and aerobic fitness (Modified Canadian Aerobic Fitness Test). Simple and multiple linear regression analyses revealed that aerobic fitness and muscle strength/resistance best explained variations in systolic blood pressure for boys (17.3% and 7.4% of variance) and girls (7.4% of variance). Aerobic fitness, body composition, and muscle strength/resistance are all important indicators of blood pressure control, but aerobic fitness was a stronger predictor of systolic blood pressure in boys and of diastolic blood pressure in both sexes.


Sports ◽  
2017 ◽  
Vol 5 (3) ◽  
pp. 57 ◽  
Author(s):  
Hamid Arazi ◽  
Abbas Keihaniyan ◽  
Amin EatemadyBoroujeni ◽  
Amir Oftade ◽  
Sheida Takhsha ◽  
...  

2008 ◽  
Vol 33 (3) ◽  
pp. 501-510 ◽  
Author(s):  
Jorge Perez-Gomez ◽  
Hugo Olmedillas ◽  
Safira Delgado-Guerra ◽  
Ignacio Ara Royo ◽  
German Vicente-Rodriguez ◽  
...  

The effects of a training program consisting of weight lifting combined with plyometric exercises on kicking performance, myosin heavy-chain composition (vastus lateralis), physical fitness, and body composition (using dual-energy X-ray absorptiometry (DXA)) was examined in 37 male physical education students divided randomly into a training group (TG: 16 subjects) and a control group (CG: 21 subjects). The TG followed 6 weeks of combined weight lifting and plyometric exercises. In all subjects, tests were performed to measure their maximal angular speed of the knee during instep kicks on a stationary ball. Additional tests for muscle power (vertical jump), running speed (30 m running test), anaerobic capacity (Wingate and 300 m running tests), and aerobic power (20 m shuttle run tests) were also performed. Training resulted in muscle hypertrophy (+4.3%), increased peak angular velocity of the knee during kicking (+13.6%), increased percentage of myosin heavy-chain (MHC) type IIa (+8.4%), increased 1 repetition maximum (1 RM) of inclined leg press (ILP) (+61.4%), leg extension (LE) (+20.2%), leg curl (+15.9%), and half squat (HQ) (+45.1%), and enhanced performance in vertical jump (all p ≤ 0.05). In contrast, MHC type I was reduced (–5.2%, p ≤ 0.05) after training. In the control group, these variables remained unchanged. In conclusion, 6 weeks of strength training combining weight lifting and plyometric exercises results in significant improvement of kicking performance, as well as other physical capacities related to success in football (soccer).


2017 ◽  
Vol 12 (7) ◽  
pp. 1087-1094 ◽  
Author(s):  
Matthew D. DeLang ◽  
Melodie Kondratek ◽  
Lorenzo J. DiPace ◽  
Tamara Hew-Butler

2019 ◽  
Vol 26 (3) ◽  
pp. 14-19 ◽  
Author(s):  
Natalia Chukhlantseva

AbstractIntroduction. Indoor cycling training programs at fitness clubs offer the possibility of optimizing the structure and amount of physical activity, which reduces the risk of disrupting the adaptive abilities of women’s bodies. The main purpose of this study was to identify the effect of an indoor cycling program on the body composition and physical fitness of young women.Material and methods. Twenty-nine women (age = 29.31 ± 3.40 years, body weight = 70.71 ± 6.15 kg, and height = 169.83 ± 3.17 cm) took part in the study, participating in three classes per week for 16 weeks. Each class included three periods: the preparatory, main, and supporting periods. Body composition (waist circumference and body mass index), cardiorespiratory fitness (VО2max), motor fitness (balance), and musculoskeletal fitness (upper and lower body muscle strength and muscular endurance) were compared before the beginning of the study and after 10 and 16 weeks of training. Changes recorded in each variable over time were analyzed statistically using repeated measures methods.Results. Significant improvements in physical fitness were identified in the values of the body mass index (7.81%; ES: 0.95, p = 0.0001) and VО2max (12.51%; ES: 1.02, p = 0.0001). Moderate improvements were found in lower body muscle strength (11.13%; ES: 0.66, p = 0.0001) and waist circumference (6.05%, ES: 0.65, p = 0.0001). There was an increase in the strength of the muscles of the upper body (5.27%; ES: 0.41, p = 0.0001), muscular endurance (8.20%; ES: 0.32, p = 0.0001), and balance (10.68%; ES: 0.29, p = 0.003).Conclusion. Indoor cycling in a fitness club is an effective form of exercise for young women; it has targeted training effects on the body’s functional systems, adaptive abilities, and physical fitness.


2020 ◽  
Vol 29 (4) ◽  
pp. 368-376
Author(s):  
Kyung-Wan Baek ◽  
Min Chul Lee ◽  
Tae-Bong Jeon ◽  
Jun-Il Yoo ◽  
Jin Sung Park ◽  
...  

PURPOSE:The purpose of this study was to determine the effects of exercise on physical fitness and strength according to their frailty level of the hypertensive female elderly aged over 65.METHODS: Female elderly subjects (>65 year) with hypertension (n=90) were classified according to their level of frailty (Fr_), and were divided into control group (Ctrl) and exercise group (Ex). Hypertensive female elderly in exercise groups were subjected to 8-week combined exercise of aerobic (stretching and walking) and resistance (elastic band and weight training) exercise twice per week (50 minutes×2 times×8 weeks). Body composition, functional fitness and skeletal muscle strength were evaluated as main variables (Ctrl, n=27; Ex, n=23; Fr_Ctrl, n=17; Fr_Ex, n=23).RESULTS: Body composition, blood pressure, fasting glucose level (include hemoglobin A<sub>1c</sub>) and blood lipid profile did not interact with the exercise intervention and frailty level. Records of 30-second chair stretch test, two-minute walk test and arm curl increased after exercise intervention regardless of frailty level. The strength of quadriceps femoris increased after exercise intervention regardless of the level of frailty. However, the strength of biceps femoris (<i>p</i><.001), biceps brachii (<i>p</i><.05) and triceps brachii (<i>p</i><.001) was significantly increased in the Fr_Ex compared to pre-intervention of exercise.CONCLUSIONS: The classification according to the level of frailty in hypertensive female elderly can have a significant effect on the degree of muscle strength improvement by exercise intervention. In addition, this study newly discovered that the improvement of 30-s chair stretch test record in the hypertensive elderly women appeared faster than the improvement of the rapid-gait test record independently of the level of frailty.


Author(s):  
David Mancha-Triguero ◽  
Javier García-Rubio ◽  
Antonio Antúnez ◽  
Sergio J. Ibáñez

Current trends in the analysis of the physical fitness of athletes are based on subjecting the athlete to requirements similar to those found in competition. Regarding physical fitness, a thorough study of the capacities that affect the development of team sports in different ages and gender is required since the demands are not equivalent. The objective of this paper was to characterize the physical-physiological demands of athletes in an aerobic and anaerobic test specific to basketball players, as well as the evolution of the variables according to age and gender. The research was carried out in 149 players from different training categories (n = 103 male; n = 46 female). The athletes performed two field tests that evaluated both aerobic capacity and lactic anaerobic capacity. Each athlete was equipped with an inertial device during the tests. Sixteen variables (equal in both tests) were analyzed. Three of them evaluated technical-tactical aspects, four variables of objective internal load, six kinematic variables of objective external load (two related to distance and four related to accelerometry) and three neuromuscular variables of objective external load. The obtained results show significant differences in the variables analyzed according to the age and gender of the athletes. They are mainly due to factors related to the anthropometric maturation and development inherent in age and have an impact on the efficiency and technical and tactical requirements of the tests carried out and, therefore, on the obtained results in the tests.


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