运动营养干预改善初中寄宿学生体质健康效果的研究

Effect of sports nutrition intervention on constitution of students in boarding junior high school

为了解初中学生体质状况,探讨运动营养干预对学生体质健康的改善效果,对北京市某中学初一寄宿学生进行了体质测试及为期12周的运动营养干预实验。抽取初一40名(男生20名,女生20名)寄宿学生为受试对象,根据体质测试的结果,分为超重肥胖组(男7、女7)、肌肉力量弱组(男6、女6)、心肺功能差组(男7、女7),采用自身对照的方式,进行为期6周的不干预实验和6周采用相应的运动和运动营养食品使用的综合措施进行干预,研究干预前后形态、体质健康、机能等各项指标的变化。实验结果表明:1)大多数学生出现体质不达标情况,具体表现为近半数学生体重偏低,20%左右的学生超重或肥胖,大多数的学生力量素质和心肺功能较低差;2)通过运动营养干预,超重肥胖、肌肉力量弱及心肺功能差等体质问题有明显改善。

In order to investigate physical fitness of boarding middle school students and effects of sports nutrition intervention on students＇ constitution and health,a physical fitness test and sports nutrition intervention experiment were conducted on students in grade one of a middle school in Beijing. The experiment was made on forty boarding students （20 male and 20 female）for 12 weeks （6 weeks of none intervention and 6 weeks of intervention）. Based on the results of students constitution test, the 40 students were divided into 3 groups： the overweight obese group （7 male, 7 female）, the hypo muscle strength group （6 male, 6 female） and the hypo cardio- puhnonary ftmction group （7 male, 7 female） to supervise the constitution, health and fitness before and after sports nutrition interventions. The result showed that the body weight of almost half of the student was lower than standard. About twenty percenl of the students were overweight or obesite. The strength and cardiopuhnonary function of most student was poor. Overweight, obesity, hypo muscle strength and hypo cardio -pulmonary.＇ function of the students could be improved by the reasonable and scientific sports nutrition intervention.