نتایج جستجو برای: 59 yr who had at least 3 sessions of sport activity per week

تعداد نتایج: 21667833  

Journal: :علوم زیستی ورزشی 0
سعید رحمتی دانشجوی دکتری فیزیولوژی ورزشی، دانشکدۀ تربیت بدنی و علوم ورزشی، دانشگاه تهران، تهران، ایران حمید رجبی دانشیار فیزیولوژی ورزشی، دانشکدۀ تربیت بدنی و علوم ورزشی، دانشگاه خوارزمی، تهران، ایران لطیفه کریمزاده کارشناس ارشد زیست شناسی، دانشکدۀ علوم زیستی، دانشگاه خوارزمی، تهران، ایران

this study aimed at determining the chronic and acute effect of submaximal pedaling activity along with blood flow restriction on serum bdnf, tnf-α and bdnf/tnf-α ratio in active men. 24 physical education students at kharazmi university volunteered for the study. they were divided into three groups: pedaling with lower extremity vascular occlusion (n=8), pedaling without occlusion (n=8), and c...

افضل پور, محمد اسماعیل, زربان, اصغر, نقی‌زاده, حسن,

  Background and Aim: During the intense and prolonged exercise, muscle and tissue damages may occur due to production of free radicals and other reactive oxygen compounds. Therefore, the purpose of this study was to compare antioxidant status and lipid profile of karate athletes and non-athlete individuals.   Materials and Methods: In a descriptive analytical study, 17 healthy active male k...

2012
Carri Westgarth Jihong Liu Jon Heron Andrew R. Ness Peter Bundred Rosalind M. Gaskell Alexander J. German Sandra McCune Susan Dawson

The Avon Longitudinal Study of Parents and Children (ALSPAC) is an observational study of 14,273 UK pregnant singleton mothers in 1990/1991. We examined outcomes of self report of strenuous activity (hours per week) at 18 and 32 weeks of gestation, hours spent in leisure-time physical activities and types, and pre-pregnancy body mass index (BMI); overweight status was defined as pre-pregnancy B...

Journal: :Journal of aging and physical activity 2012
Emma S George Louisa Jorm Gregory S Kolt Hilary Bambrick Sanja Lujic

Physical activity is an important factor in healthy aging and has been shown to reduce depressive symptoms. This association, however, is relatively understudied in older men. This study was a cross-sectional analysis of the association between physical activity (Active Australia Survey) and psychological distress (Kessler-10). Participants were a sample of 17,689 men age ≥ 65 yr drawn from a l...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده زبانهای خارجی 1391

the speech act of disagreement has been one of the speech acts that has received the least attention in the field of pragmatics. this study investigates the ways power relations, social distance, formality of the context, gender, and language proficiency (for efl learners) influence disagreement and politeness strategies. the participants of the study were 200 male and female native persian s...

Journal: :رشد و یادگیری حرکتی - ورزشی 0
شیلا صفوی همامی استادیار، گروه رفتار حرکتی، دانشکدۀ علوم ورزشی، دانشگاه اصفهان، اصفهان، ایران مریم نزاکت الحسینی استادیار، گروه رفتار حرکتی، دانشکدۀ علوم ورزشی، دانشگاه اصفهان، اصفهان، ایران الهام عابدی کارشناس ارشد، رفتار حرکتی، دانشکدۀ علوم ورزشی، دانشگاه اصفهان،اصفهان، ایران

a match of the students' traits and teaching and training styles of sport skills has received researchers' attention. the aim of the present study was to investigate the interaction of physical self-concept and coach-oriented and self-regulated training styles in acquisition, retention and transfer of volleyball serve of collegiate female students. 50 female students (age: 18-25) were...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1390

writing as a productive skill requires practice in the basic sub-skills of vocabulary and grammar. in fact, grammar has been viewed as the core of programs in writing classes to help the students put the elements of sentence together and combine sentences of specific lengths to come up with an error-free work of art. conceptualizing l2 writing in this way introduces writing as a product and enc...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه لرستان - دانشکده ادبیات و زبانهای خارجی 1393

rested on sociocultural theory (sct), this study attempted to examine the effect of written corrective feedback (wcf) followed by producing written languaging on developing writing accuracy over new tasks. to this aim, two intact iranian efl classes at the low-intermediate level were randomly assigned to two experimental groups: direct (n = 25) and indirect (n = 25). both groups wrote on a numb...

Journal: :اصول بهداشت روانی 0
نصراله نصراله جوادیان صراف nasrolah sarraf استادیار تربیت بدنی و علوم ورزشی- دانشگاه فردوسی مشهد

according to behaviorists physical self-concept can be influence by interventional programs such as physical exercise or weight loss programs. more understanding of physical self-concept formation manner and its affectability ways by proper exercise programs, therefore, play an important role in achieving psychic health and desirable individual behavior. the purpose of the present study was to ...

Journal: :Medicine and science in sports and exercise 2014
Janine Clarke Ian Janssen

PURPOSE Physical activity guidelines recommend that adults accumulate at least 150 min of moderate-to-vigorous physical activity (MVPA) per week in bouts of at least 10 min. However, sporadic MVPA contributes significantly to total physical activity and may also affect health. The study objective was to determine, within adults age 18 to 64 yr, whether MVPA accumulated in bouts is more strongly...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید