تأثير يك دوره تمرين شناي كرال سينه بر اتساع قفسه سينه ي دختران سالم 9 ساله

این پژوهش نیمه تجربی با هدف تأثیر سنجی یك دوره تمرین شنای كرال سینه بر میزان اتساع قفسه ی سینه ی 47 آزمودنی دختر سالم 9 ساله به روش نمونه گیری ساده از گروه در دسترس انجام یافت.

Background study on impact assessment of front crawl swimming practice on 47 healthy female subjects aged 9 and chest expansion. Method of sampling has been made available analyzed by measuring before and after training around chest. All experience was 12 session, 3 times in a week and about 90 minutes for each swim exercise. Results The average of subject’s chest expansion before front crawl swimming was 2.40±1.27 and the average after that was 3.07±1.10. By assuming p<0.05 the result of paired sample T-test became 3.96. Therefore with 95 percent confidence could say that front swimming crawl training effect on chest expansion. Conclusions Front crawl swimming training cause improvement of chest expansion condition and absolutely could recovery lungs respiratory movements of female 9years old and it would be beneficial for prevent and treatment of respirational diseases. In consider to the widespread branches of the discussed article, it is suggested to repeat such studies on larger statistical communities on other types of sports.