Physiological shifts in cardiac activity in young athletes

1986 ◽  
Vol 67 (4) ◽  
pp. 294-295
Author(s):  
F. G. Sitdikov ◽  
Yu. S. Vanyushin

The aim of our study was to investigate the effect of physical training on cardiac activity in boys 9-10 years old engaged in skiing. The group of subjects included 24 boys aged 9-10 years, regularly training 3-4 times a week. The control group included 30 healthy children of the same age, engaged in physical activity only at physical education classes at school.

2014 ◽  
Vol 28 (3) ◽  
pp. 13-19 ◽  
Author(s):  
Bodnar Ivanna ◽  
Prystupa Eugene

Abstract Introduction: Some contradictory data regarding the effects of inclusive physical education were revealed. The purpose of the research is to determine the efficiency of inclusive physical education for schoolchildren of I-III health groups of middle school age on the base of indices of complaints connected with health conditions, mental development, and physical activity. Material and methods: theoretical knowledge, sociological, educational, psycho diagnostics (degree of anxiety by Spielberger - Hanin, HAM: health, activity, mood) auto timing of motor activity (the Framingham method). The experimental group consisted of schoolchildren who were studying at secondary schools in inclusive terms - in these schools physical culture lessons for schoolchildren of I-III health groups were held both for practically healthy children and children with minor deviations in health status (with differentiation of tasks depending on the needs and capabilities of each child). The control group consisted of schoolchildren from the schools where the physical education lessons were conducted separately (segregatively) for schoolchildren of base, preparatory, and special medical groups. The study involved 1414 pupils of secondary school age (5-9 grades). The experimental group consisted of 694 individuals (320 girls and 374 boys) - the control one - 720 individuals (332 girls and 388 boys). Results: The trend toward the decreasing of the number of schoolchildren complaining of health condition with years of training in the experimental group confirmed the higher efficiency of inclusive physical education. Inclusive physical training lessons are less psychologically traumatic than segregative ones because schoolchildren from different medical groups in such terms suffer from the high level of anxiety less; low, often subjective, self-estimation, well-being, activity and mood are significantly higher. Positive changes in mental health are observed in the most tangible inclusive environment among schoolchildren with health deviations. Intensive everyday household physical activity and sports confirm the benefits of inclusive physical education. Conclusions: A high efficiency inclusive physical education student of I-III health groups was proved.


Children ◽  
2021 ◽  
Vol 8 (1) ◽  
pp. 49
Author(s):  
Matteo Crotti ◽  
James R. Rudd ◽  
Simon Roberts ◽  
Lynne M. Boddy ◽  
Katie Fitton Davies ◽  
...  

Background: School-based interventions are a key opportunity to improve children’s physical activity (PA); however, there is lack of evidence about how pedagogical approaches to motor learning in physical education (PE) might affect PA in children. Therefore, this study aimed to assess how different pedagogical approaches in PE might affect children’s PA. Methods: Participants (n = 360, 5–6 years) from 12 primary schools within the SAMPLE-PE randomized controlled trial were randomly allocated to either Linear Pedagogy (LP: n = 3) or Nonlinear Pedagogy (NP: n = 3) interventions, where schools received a 15-week PE intervention delivered by trained coaches, or to a control group (n = 6), where schools followed usual practice. ActiGraph GT9X accelerometers were used to assess PA metrics (moderate-to-vigorous PA, mean raw acceleration and lowest acceleration over the most active hour and half hour) over whole and segmented weeks at baseline, immediately post-intervention and 6 months follow-up. Intention to treat analysis employing multilevel modelling was used to assess intervention effects. Results: LP and NP interventions did not significantly affect children’s PA levels compared to the control group. Conclusion: PE interventions based on LP and NP alone might not be effective in improving habitual PA in children.


Author(s):  
Galih Prasetyo ◽  
Suroto ◽  
Dwi Cahyo Kartiko

The purpose of this research is to improve physical fitness which is one of the goals of physical education in Indonesia while also improving the nutritional status of Surabaya vocational high school students. This research uses the treatment of physical activity 3 times a week in 2 months as a task in physical education to improve physical fitness and nutrional status on the sample of this research. Research design uses quasi experimental design with metode non-randomized control group pretest-posttest design. Research data was obtained as follows: data processing result on experiment group show that physical activity to VO2max got significant score based calculating using SPSS of 0,00 and physical activity to nutrional status got sig. of 0,60. Whereas in the control group, physical actifity got sig. of 0.20 to VO2max and sig. to 0.11 on nutrional status. Based on the above analysis it can be concluded that physical activity has a significant effect on physical fitness but physical activity has no significant effect on nutrional status to Surabaya vocational high school students.


2021 ◽  
Vol 14 (1) ◽  
pp. 1-8 ◽  
Author(s):  
Ihor Bloshchynskyi ◽  
Grygoriy Griban ◽  
Ivan Okhrimenko ◽  
Vasyl Stasiuk ◽  
Dariya Suprun ◽  
...  

The experience of combat operations conducting in the eastern part of Ukraine in 2014-2020 convincingly demonstrated the need to increase the requirements for professional training of servicemen of the Armed Forces of Ukraine. Physical training is one of the main subjects of professional training and an important means of psychophysical readiness formation of servicemen of various military specialties for modern extreme professional and combat activities. The aim of the study is to examine the efficiency of the experimental academic program of the discipline of Physical Education, and Special Physical Training concerning the formation of psychophysical readiness of cadets of technical higher military educational institutions for future professional and combat activity. The study was conducted at S. P. Koroliov Zhytomyr Military Institute. 120 male cadets participated in the experiment. An experimental group (EG), which consisted of the cadets who were studying according to the experimental working academic program of the discipline (n=60), and a control group (CG), which included the cadets studying according to the current working academic program of the discipline (n=60) were formed. The criteria of the efficiency of the experimental program are determined to be the indicators of general and special physical fitness of cadets and the level of professionally important psychological qualities. Research methods: theoretical analysis and generalization of scientific and methodical literature, pedagogical observation, pedagogical experiment, methods of mathematical statistics. It was discovered that conducting classes according to the experimental program contributed to the improvement of the level of development of the cadets’ special physical qualities, mastering military-applied skills, the formation of professionally important psychological qualities. The most significant changes in EG cadets occurred in overcoming obstacle course, holding the angle on parallel bars, holding the body in a horizontal position, tests for determination of attention distribution and volume, mental performance – at the end of the experiment, and the indicators of EG cadets were significantly (p˂0.05-0.001) better than those of CG.It proves the necessity of correcting the academic program of Physical Education and Special Physical Training for senior cadets with the aim of their psychophysical readiness formation for future professional and combat activity.


Retos ◽  
2019 ◽  
pp. 8-15
Author(s):  
Santiago Guijarro-Romero ◽  
Daniel Mayorga-Vega ◽  
Carolina Casado-Robles ◽  
Jesús Viciana

El objetivo del presente estudio fue comparar el efecto de una unidad didáctica intermitente de acondicionamiento físico en Educación Física sobre los niveles de actividad física y capacidad cardiorrespiratoria entre estudiantes con un perfil saludable/no saludable de capacidad cardiorrespiratoria. Ochenta estudiantes de 2º-3º curso de Educación Secundaria fueron asignados aleatoriamente al grupo control y grupo experimental. El grupo experimental, dividido en perfiles saludable/no saludable, realizó una unidad didáctica intermitente de acondicionamiento físico para mejorar la capacidad cardiorrespiratoria. El grupo control trabajó un contenido diferente durante el mismo tiempo y con la misma frecuencia, pero sin hacer hincapié en la mejora de la capacidad cardiorrespiratoria. Antes y después de la intervención, la capacidad cardiorrespiratoria se evaluó objetivamente mediante el test de ida y vuelta de 20 metros. Los niveles de actividad física fueron medidos objetivamente a través de un pulsómetro durante las clases de Educación Física. Ambos perfiles tuvieron mayores niveles de actividad física durante las clases de Educación Física que el grupo control (p < .001). Sin embargo, solo los estudiantes con un perfil no saludable mejoraron significativamente sus niveles de capacidad cardiorrespiratoria tras la unidad didáctica (p < .01). Aunque una unidad didáctica intermitente de acondicionamiento físico parece tener un efecto similar en los niveles de actividad física de todos los perfiles de capacidad cardiorrespiratoria de los estudiantes, solo mejora la capacidad cardiorrespiratoria de los estudiantes con un perfil no saludable. Abstract. The purpose of the present study was to compare the effect of a Physical Education-based physical fitness intermittent teaching unit on physical activity levels and cardiorespiratory fitness among students with healthy/unhealthy cardiorespiratory fitness profile. Eighty students from 2º-3º grades of Secondary Education were randomly assigned to the control group and experimental group. The experimental group, divided into healthy/unhealthy profiles, performed a physical fitness intermittent teaching unit to improve the cardiorespiratory fitness. The control group worked a different content during the same time and with the same frequency, but without emphasizing cardiorespiratory fitness improvement. Before and after the teaching unit, students’ cardiorespiratory fitness was objectively measured by the 20-meter shuttle run test. Participants’ physical activity levels were measured objectively using a heart rate monitor during Physical Education lessons. Students from both profiles had higher physical activity levels during Physical Education lessons than the control group (p < .001). However, only students with an unhealthy cardiorespiratory fitness profile statistically improved their cardiorespiratory fitness levels after the teaching unit (p < .01). Although an intermittent physical fitness teaching unit seems to have similar effect on physical activity levels of students from all cardiorespiratory fitness profiles, it only improves the cardiorespiratory fitness of those with an unhealthy one.


Kinesiology ◽  
2016 ◽  
Vol 48 (1) ◽  
pp. 132-141 ◽  
Author(s):  
Alberto Grao-Cruces ◽  
Rafael Ruiz-López ◽  
José-Enrique Moral-García ◽  
Alberto Ruiz-Ariza ◽  
Emilio J. Martínez-López

The aim of the study was to assess the effects that a steps/day programme may have on body mass index (BMI) among primary education students (11.37±0.48 years). A six-week controlled trial with a follow-up was completed with an experimental group (N=66, pedometer + steps/day programme + reinforcement programme in their physical education (PE) marks + weekly follow-up in PE), and a control group (N=76). Omron HJ-152-E2 pedometers were used. Normoweight students complied with programme requirements to a greater extent than their overweight counterparts (72.7 vs 59.1%). The programmed minimum number of 12,000 steps/day for boys and 10,000 for girls was exceeded by 83% of boys and 60% of girls. The differences in the number of steps/day between boys (14,274) and girls (10,626) were significant across all the measured periods (p&lt;.05). The results show that the teenagers who complied with the programme requirements reduced their BMI significantly after the intervention (p&lt;.001) and this reduction persisted for six weeks after the programme (p&lt;.001). In conclusion, the six-week programme of 12,000 steps/day for boys and 10,000 for girls, jointly with a reinforcement programme in their PE marks and weekly follow-up by their PE teacher, reduces BMI significantly in 11-12-year-old schoolchildren. Monitored steps/day programmes in the PE curriculum increase out-of-school physical activity and reduce BMI in 11-12-year-old schoolchildren.


1992 ◽  
Vol 73 (6) ◽  
pp. 2241-2245 ◽  
Author(s):  
K. Yamanouchi ◽  
H. Nakajima ◽  
T. Shinozaki ◽  
K. Chikada ◽  
K. Kato ◽  
...  

The effects of daily physical activity on peripheral insulin action were investigated in aged individuals. Glucose infusion rates (GIR) during the euglycemic insulin clamp procedure in aged bedridden, aged controls, and aged athletes were compared with those in young controls and young athletes at insulin infusion rates of 40 and 400 mU.m-2.min-1 to estimate insulin action at physiological and maximal insulin concentrations, respectively. At both insulin infusion rates, GIR was significantly higher in aged athletes and significantly lower in aged bedridden subjects than in aged controls. Although there was no statistical difference in GIR at 400 mU.m-2 x min-1 between young athletes and young controls, GIR at 40 mU.m-2 x min-1 was higher in young athletes than in young controls. Comparison of the aged and young groups showed that although GIR at 400 mU.m-2 x min-1 was significantly lower in aged controls than in young controls, there was no significant difference between the aged athletes and the young athletes. We conclude that insulin responsiveness (insulin action at the postreceptor binding site) may decrease with the aging process and may be further affected by physical inactivity. Although physical training may improve insulin responsiveness in aged individuals up to levels similar to those in young athletes, physical training in young individuals may improve only insulin sensitivity.


2006 ◽  
Vol 31 (4) ◽  
pp. 407-413 ◽  
Author(s):  
Susana Aznar ◽  
Anthony L. Webster ◽  
Alejandro F. San Juan ◽  
Carolina Chamorro-Viña ◽  
José L. Maté-Muñoz ◽  
...  

The purpose of this pilot study was to measure physical activity (PA) levels in children undergoing treatment for acute lymphoblastic leukemia (ALL) and to compare the results with those from age-matched healthy children. We used the MTI Actigraph accelerometer to determine PA (during a 1 week period) in children (n = 7; age = 4–7 y) undergoing maintenance treatment for ALL and in age-matched controls (n = 7). The number of children accumulating at least 60 min of moderate-to-vigorous physical activity (MVPA) for 5 or more days of the week was 3 for the control group, whereas no children with ALL met this criterion. Significantly lower levels of total weekly time of MVPA were seen in children being treated for ALL (328 ± 107 min) than in controls (506 ± 175 min) (p < 0.05). When weekday data was analyzed, the ALL patients also had significantly lower mean daily times of MVPA (49 ± 23 min vs. 79 ± 25 min). It is thus important that young ALL sufferers are encouraged to participate in appropriate sports, games, and physical activities both in the family and school environments that will prime them with positive attitudes to PA during the critical early years of life.


2018 ◽  
pp. 29-31
Author(s):  
Nikolay Andreevich Voronov

For maintenance of intellectual working capacity and maintaining health students can't cost without regular physical activity. It is confirmed by numerous researches. In this paper, such form of physical activity of students as self-sufficient physical training, which involves physical education and sports in free from study time and the goal of which is to maintain mental performance is represented. Physical training, carried out by the student independently, can include training in various sports: running, swimming, football, tennis, bicycle, skiing, hockey and many other sports.


Author(s):  
Т. М. Кравчук ◽  
О. С. Курочка

Objective: to develop a method of physical education high school age girls body mass Ballet and verify its effectiveness.Methods. To solve the problems raised in the paper, we used the following methods: study and analysis of educational, scientific and methodological literature; interviews with experts and questionnaires; pedagogical supervision; teacher testing; methods of mathematical statistics. The experiment was conducted at the high school school № 167 m. Kharkiv and lasted from September 2012 to April 2013. As researched by a pupil of high school of 15 people - and 15 control group - experimental group. Investigated the control group attended lessons of physical training conducted by the curriculum of secondary schools. For the studied experimental group were held for three months training with body-ballet.Conclusions. The method of physical education high school age girls body mass ballet synthesizes the elements of classical dance, aerobics health yoga, and Pilates and other than sports and recreation values brings also artistic and aesthetic, which contributes to their dance, musicality, expression and creativity activity of the individual.Organizing and conducting exercises with elements of ballet body in high school and increase the level of flexibility, strength, agility and endurance high school, which was experimentally proven in the course of our study. 


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