fa مقایسه اثر تمرین قدرتی و استقامتی بر آیریزین، مقاومت انسولینی و ترکیب بدن دانشجویان مرد چاق عمومى General پژوهشي اصیل Original Atricle <span style="font-size:11pt"><span style="line-height:101%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span calibri="" style="font-family:"><b><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:101%"><span b="" nazanin="" style="font-family:"><span style="color:black">مقدمه:</span></span></span></span></b><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:101%"><span b="" nazanin="" style="font-family:"><span style="color:black"> روش‌های مختلف تمرین، افزون بر بهبود عملکردی دارای اثرات متابولیکی بر ارگان‌های بدن هستند. هدف این پژوهش، مقایسه اثر تمرین استقامتی و قدرتی بر شاخص های آنتروپومتریک، تغییرات متابولیسم گلوکوز و چربی و آیریزین سرمی دانشجویان جوان پسر بود. </span></span></span></span><span lang="FA" style="line-height:101%"><span b="" nazanin="" style="font-family:"><span style="color:black"></span></span></span></span></span></span></span></span><br> <span style="font-size:11pt"><span style="line-height:104%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span calibri="" style="font-family:"><b><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:104%"><span b="" nazanin="" style="font-family:"><span style="color:black">روش کار:</span></span></span></span></b><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:104%"><span b="" nazanin="" style="font-family:"><span style="color:black"> 36 دانشجوی چاق (سن: 2/43 </span></span></span></span><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:104%"><span cambria="" style="font-family:"><span style="color:black">&plusmn;</span></span></span></span><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:104%"><span b="" nazanin="" style="font-family:"><span style="color:black"> 21/19 سال؛ وزن: 6/20 </span></span></span></span><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:104%"><span cambria="" style="font-family:"><span style="color:black">&plusmn;</span></span></span></span><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:104%"><span b="" nazanin="" style="font-family:"><span style="color:black"> 88/59 کیلوگرم؛ قد: 12/96 </span></span></span></span><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:104%"><span cambria="" style="font-family:"><span style="color:black">&plusmn;</span></span></span></span><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:104%"><span b="" nazanin="" style="font-family:"><span style="color:black"> 175/41 سانتی‌متر؛ شاخص توده بدنی: 30/45؛ درصد چربی: 25/73) در گروه شاهد، تمرین استقامتی و قدرتی بطور تصادفی قرار گرفتند. گروه قدرتی 8 هفته 3 جلسه 4 سِت، 10 تکرار (از 50 تا 70 درصد قدرت بیشینه)، گروه استقامتی 8 هفته 3 جلسه به مدت 30 دقیقه تمرین هوازی (ضربان قلب 60 تا 80 درصد ضربان بیشینه) به تمرین پرداختند. میزان آیریزین، گلوکوز، انسولین، مقاومت انسولینی، درصد چربی، شاخص توده بدن، وزن، دور کمر و دور باسن اندازه‌گیری شد. داده‌ها با تحلیل واریانس یک سویه و آزمون </span></span></span></span><span dir="LTR" style="font-size:9.0pt"><span style="line-height:104%"><span new="" roman="" style="font-family:" times=""><span style="color:black">Tukey</span></span></span></span><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:104%"><span b="" nazanin="" style="font-family:"><span style="color:black"> در سطح 0/05 تحلیل گردید. </span></span></span></span><span dir="LTR" style="font-size:10.0pt"><span style="line-height:104%"><span new="" roman="" style="font-family:" times=""><span style="color:black"></span></span></span></span></span></span></span></span></span><br> <span style="font-size:11pt"><span style="line-height:102%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span calibri="" style="font-family:"><b><span lang="AR-SA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black">یافته‌ها:</span></span></span></span></b> <span lang="FA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black">وزن (0/03 = </span></span></span></span><span dir="LTR" style="font-size:9.0pt"><span style="line-height:102%"><span new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span></span></span><span lang="FA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black">)، درصد چربی (0/04 = </span></span></span></span><span dir="LTR" style="font-size:9.0pt"><span style="line-height:102%"><span new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span></span></span><span lang="FA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black">) و شاخص توده بدنی (0/04 = </span></span></span></span><span dir="LTR" style="font-size:9.0pt"><span style="line-height:102%"><span new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span></span></span><span lang="FA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black">) در پس آزمون گروه تمرین استقامتی نسبت به شاهد، کاهش معنی‌داری داشت. میزان آیریزین در پس آزمون در گروه شاهد تفاوت معنی‌دار با تمرین استقامتی و قدرتی (0/01 = </span></span></span></span><span dir="LTR" style="font-size:9.0pt"><span style="line-height:102%"><span new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span></span></span><span lang="FA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black"> و 0/02 = </span></span></span></span><span dir="LTR" style="font-size:9.0pt"><span style="line-height:102%"><span new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span></span></span><span lang="FA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black">) داشت. غلظت انسولین در پس‌آزمون گروه شاهد با گروه استقامتی و قدرتی تفاوت معنی‌دار داشت (0/006 = </span></span></span></span><span dir="LTR" style="font-size:9.0pt"><span style="line-height:102%"><span new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span></span></span><span lang="FA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black"> و 0/01 = </span></span></span></span><span dir="LTR" style="font-size:9.0pt"><span style="line-height:102%"><span new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span></span></span><span lang="FA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black">). میزان مقاومت انسولینی در پس‌آزمون گروه استقامتی و قدرتی نسبت به گروه شاهد با تفاوت معنی‌دار داشت (0/01 = </span></span></span></span><span dir="LTR" style="font-size:9.0pt"><span style="line-height:102%"><span new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span></span></span><span lang="FA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black"> و 0/01 = </span></span></span></span><span dir="LTR" style="font-size:9.0pt"><span style="line-height:102%"><span new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span></span></span><span lang="FA" style="font-size:9.0pt"><span style="line-height:102%"><span b="" nazanin="" style="font-family:"><span style="color:black">). </span></span></span></span><span dir="LTR" style="font-size:10.0pt"><span style="line-height:102%"><span new="" roman="" style="font-family:" times=""><span style="color:black"></span></span></span></span></span></span></span></span></span><br> <b><span dir="RTL" lang="AR-SA" style="font-size:9.0pt"><span style="line-height:115%"><span b="" nazanin="" style="font-family:"><span style="color:black"><span style="letter-spacing:-.1pt">نتیجه‌گیری:</span></span></span></span></span></b> <span dir="RTL" lang="FA" style="font-size:9.0pt"><span style="line-height:115%"><span b="" nazanin="" style="font-family:"><span style="color:black"><span style="letter-spacing:-.1pt">8 هفته تمرین هوازی تردمیل و تمرین قدرتی با وزنه می‌تواند سبب بهبود ترکیب بدن همراه با افزایش سطوح آیریزین شده، ضمن اینکه مقاومت انسولینی را در جوانان چاق کاهش دهد</span></span></span></span></span><span dir="RTL" lang="AR-SA" style="font-size:9.0pt"><span style="line-height:115%"><span b="" nazanin="" style="font-family:"><span style="color:black"><span style="letter-spacing:-.1pt">.</span></span></span></span></span> <span style="font-size:11pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="line-height:normal"><span calibri="" style="font-family:"><b><span style="font-size:8.0pt"><span ms="" style="font-family:" trebuchet="">Introduction:</span></span></b><span style="font-size:8.0pt"><span ms="" style="font-family:" trebuchet=""> Different training methods increase performance capabilities in addition to metabolic changes in body organs. The present study aimed to compare the effect of endurance and strength training on anthropometric indicators, glucose changes, fat metabolism, and irisin levels of young male students.</span></span></span></span></span></span></span><br> <span style="font-size:11pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="line-height:normal"><span calibri="" style="font-family:"><b><span style="font-size:8.0pt"><span ms="" style="font-family:" trebuchet="">Methods:</span></span></b><span style="font-size:8.0pt"><span ms="" style="font-family:" trebuchet=""> Thirty-six obese students (age: 21.19 &plusmn; 2.43 years; weight: 88.59 &plusmn; 6.20 kg; height: 175.41 &plusmn; 12.96 cm; body mass index: 30.45; fat percentage: 25.73%) were randomly placed in one of control, endurance, and strength training groups (n= 12). The strength training group trained for 8 week/3 session/4 sets/10 repetitions/ from 50 to 70% of the one repetition maximum (incremental manner, every 2 weeks), and the endurance training group trained for 30 minutes of aerobic jogging with 60 to 80% heart rate maximum. Plasma irisin, glucose, insulin, insulin resistance, fat percentage, body mass index, weight, waist circumference, and hip circumference were measured. The data were analyzed by one-way analysis of variance and Tukey&#39;s test at 0.05.</span></span></span></span></span></span></span><br> <span style="font-size:11pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="line-height:normal"><span calibri="" style="font-family:"><b><span style="font-size:8.0pt"><span ms="" style="font-family:" trebuchet="">Results: </span></span></b><span lang="EN-GB" style="font-size:8.0pt"><span ms="" style="font-family:" trebuchet="">Body weight (P = 0.03), fat percentage (P = 0.04), and body mass index (P = 0.04) significantly decreased in the post-test of endurance training group. Irisin level in the post-test in the control group had a significant difference with endurance and strength training (P = 0.01 and P = 0.02, respectively). Insulin in the post-test of the control group was significantly different from the endurance and strength group (P = 0.00 and P = 0.00, respectively). The level of insulin resistance in the post-test of the endurance and strength group had a significant difference compared to the control (P = 0.00 and P = 0.00, respectively).</span></span></span></span></span></span></span><br> <b><span style="font-size:8.0pt"><span style="line-height:115%"><span ms="" style="font-family:" trebuchet=""><span style="letter-spacing:-.2pt">Conclusions:</span></span></span></span></b> <span lang="EN-GB" style="font-size:8.0pt"><span style="line-height:115%"><span ms="" style="font-family:" trebuchet=""><span style="letter-spacing:-.2pt">Eight weeks of aerobic treadmill training and strength training with free weights can improve body composition, increase irisin levels, and reduce insulin resistance in obese male adolescents</span></span></span></span><span style="font-size:8.0pt"><span style="line-height:115%"><span ms="" style="font-family:" trebuchet=""><span style="letter-spacing:-.2pt">.</span></span></span></span> تمرین هوازی؛ تمرین با وزنه؛ مقاومت انسولینی؛ آیریزین؛ نیمرخ چربی؛ دانشجویان جوان Aerobic exercise, Weight training, Insulin resistance, Irisin, Fat profile, Young students 24 33 http://jams.arakmu.ac.ir/browse.php?a_code=A-10-7586-2&slc_lang=fa&sid=1 Mohammad Ali Gharaat محمدعلی قرائت alighara@cfu.ac.ir 4600319475328460089528 4600319475328460089528 Yes Department of Physical Education, Farhangian University, P.O. Box 14665-889, Tehran, Iran گروه تربیت بدنی، دانشگاه فرهنگیان، تهران، ایران sajjad Karami سجاد کرمی karami.sp@gmail.com 4600319475328460089529 4600319475328460089529 No Department of Sport Sciences, Shahid Rajaee Teacher Training University, Tehran, Iran دانشکده علوم ورزشی، دانشگاه تربیت دبیر شهید رجایی، تهران، ایران