أثر الزيادة في حجم ممارسة الأنشطة البدنية و الرياضية في الوسط المدرسي على نسبة الشحوم في الجسم وبعض المتغيرات الفسيولوجية لدى المراهقين ذكور في عمر(16.18) دراسة تجريبية على تلاميذ ثانوية شيهان علي ولاية الشلف

Abstract

The aim of this experimental researchis to determine the impact of the additional session of physical and sports activities in school on the percentage of body fat and some physiological parameters in adolescent boys 16-18yearsold. A sample of 71 students schooling program for (10) weeks after beingin formed andreceived written consent .The control sample practice one physical and sportingactivity session per week the experiment al sample practice two sessions per week. of body fat by the slaughtere quation, the relative vo2max by the 20m shuttle test of (lucleger), both samples with a great erdegree in the experiment al sample. Regarding the recovery capacity, there wasa significant improvement in the level of the experimental group. Thereisan inverse relation ship bet ween the percentage of body fat and somephysiological variable understudy