نتایج جستجو برای: dual task

تعداد نتایج: 443873  

Journal: :سالمند 0
کیوان دواتگران keyvan davatgaran university of social welfare & rehabilitation sciences, tehran,iranدانشگاه علوم بهزیستی و توانبخشی مژگان مقدم mojgan moghadam university of social welfare & rehabilitation sciences, tehran,iranدانشگاه علوم بهزیستی و توانبخشی مهیار صلواتی mahyar salavati university of social welfare & rehabilitation sciences, tehran,iranدانشگاه علوم بهزیستی و توانبخشی

objectives: the present study aimsed to examine the reliability of forceplate parameters under both single and dual task conditions and in different levels of postural difficulty. methods & materials: the healthy elderly+65, were assessed with aone-week interval, with a random combination of three levels of postural difficulty (i.e., standing on a rigid surface with eyes open, standing on a rig...

Journal: :iranian rehabilitation journal 0
monire nobahar ahari iran, tehran,evin, daneshjo bolve. kodakyar ave. vahid nejati iran, tehran,evin, daneshjo bolve. seyed ali hosseini iran, tehran,evin, daneshjo bolve. kodakyar ave.

objectives: the aim of this study was to identify the role of attentional process in postural control using choice reaction time task while changing the visual and proprioceptive cues under difficult balance task (standing on one-leg). methods: this cross-sectional study was conducted by participating 20 young people (22.75±2.29). each subject performed one-leg standing as balance task for each...

Journal: :سالمند 0
محمد علی اصلانخانی mohammad ali aslankhani shahid beheshti universitytehran,iranدانشکده تربیت بدنی و علوم ورزشی دانشگاه شهید بهشتی علیرضا فارسی alireza farsi shahid beheshti universitytehran,iranدانشکده تربیت بدنی و علوم ورزشی دانشگاه شهید بهشتی بهروز عبدلی behrouz abdoli shahid beheshti universitytehran,iranدانشکده تربیت بدنی و علوم ورزشی دانشگاه شهید بهشتی سید حجت زمانی ثانی seiedhojjat zamani sani shahid beheshti universitytehran,iranدانشکده تربیت بدنی و علوم ورزشی دانشگاه شهید بهشتی زهرا فتحی رضایی zahra fathi rezaie shahid beheshti universitytehran,iranدانشکده تربیت بدنی و علوم ورزشی دانشگاه شهید بهشتی

objectives: this study aimed to identify elderly fallers and non-fallers by balance test under dual tasks conditions. methods & materials: this study was an analyze-comparative study. subjects were from three park of tehran. subjects were 20 older adults with outhistory of falls (aged 75.95±6.28 years) and 21 older adults with a history of 2 or more falls in the previous one year (aged 72.50±7....

Journal: :رشد و یادگیری حرکتی - ورزشی 0
حسام ایرانمنش کارشناس ارشد دانشگاه تهران الهه عرب عامری دانشیار دانشگاه تهران احمد فرخی دانشیار دانشگاه تهران حمیده ایرانمنش کارشناس ارشد دانشگاه شهید باهنر کرمان

the aim of this study was to compare the effects of three types of balancetraining: single task, dual task under fixed priority instructional set (fp) and dualtask under a variable priority instructional set (vp) on the balance of the elderly.the participants were 36 elderly over 65 years old from kerman province whowere randomly divided into three groups (each 12 subjects) based on burg pretes...

Journal: :iranian rehabilitation journal 0
fatemeh bazrafkan department of occupational therapy, faculty of rehabilitation sciences, tehran university of medical sciences, tehran, iran. afsoon hassani mehraban tehran,madar square. rehabilitation faculty mojgan moghadam tehran university of medical sciences, tehran, iran.

objectives: the role of cognitive process for postural control was shown in dual task studies. however, there was no definite evidence how verbal instructions influence the allocation of attention to postural control. this study determined whether young and elderly adult are able to deliberately control the resource allocation when performing a sensorimotor and cognitive task simultaneously and...

Journal: :سالمند 0
زهرا فتحی رضایی zahra fathi rezaie shahid beheshti university,tehran.iranدانشگاه شهید بهشتی محمد علی اصلانخانی mohammad ali aslankhani shahid beheshti university,tehran.iranدانشکده تربیت بدنی و علوم ورزشی دانشگاه شهید بهشتی بهروز عبدلی behroz abdoli shahid beheshti university,tehran.iranدانشکده تربیت بدنی و علوم ورزشی دانشگاه شهید بهشتی علیرضا فارسی alireza farsi shahid beheshti university,tehran.iranدانشکده تربیت بدنی و علوم ورزشی دانشگاه شهید بهشتی محمد تقی اقدسی mohammad taghi aghdasi shahid beheshti university,tehran.iranدانشکده تربیت بدنی و علوم ورزشی دانشگاه شهید بهشتی سید حجت زمانی ثانی hojjat zamani sani shahid beheshti university,tehran.iranدانشگاه شهید بهشتی

objectives: this study aimed to compare elderly fallers and non fallers by balance test under dual tasks conditions. methods & materials: this study was a analyse-comparative study. subjects were chosen from three parks of tehran. subjects were 20 older adults with no history of falls (aged 72.60±5years) and 21 older adults with a history of 2 or more falls in the last one year (aged 74.50±6 ye...

Objectives: The inability to allocate attention to balance when performing concurrent tasks may cause the older adults to fall. Therefore, thisstudy aimed to investigate the effect of 2 types of dual-task training on the balance of older adults. Methods & Materials: This quasi-experimental study included 36 eligible older adults (aged>65 years) living in Kerman City, Iran. The s...

بذرافکن, فاطمه, تقی زاده, قربان, حسنی مهربان, افسون, علیزاده, مهدی,

Objectives: The main goal of this study was to investigate the impact of difficulty level of postural task on dual task performance in young and older adults. Methods & Materials: 20 young (20-30 years) and 20 elderly (65-70 years) participants were selected by non-probable sampling method. Postural tasks (standing with parallel feet on the hard and foam surface) and cognitive task retrieved...

آزادیان, الهه, صابری کاخکی, علیرضا, طاهری تربتی, حمیدرضا,

Objectives: Each step during gait requires different attention demands that will affect muscles activity. The study of changes in the timing and intensity of the muscles activity in walking with dual task has received less attention from researchers. The purpose of this study was to evaluate changes in electromyography patterns of gait with cognitive dual tasks in balance impaired elderly. M...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده تربیت بدنی و علوم ورزشی 1390

هدف تحقیق حاضر، ارزیابی نقص توجه انتخابی در افراد مسن مبتلا به بیماری آلزایمـر و سالم با استفاده از روش تکلیف دوگانه بود. شرکت کنندگان شامل 23 فرد (11 زن و 12 مرد) با دامنه سنی 62 تا 81 سال که 13 نفر از آنها مبتلا به بیماری آلزایمر(ad) و10 نفر افراد مسن سالم(ec) که دارای عملکرد شناختی طبیعی بودند، در این مطالعه شرکت داشتند. شناسایی افراد مبتلا به آلزایمر و سالم بر اساس تشخیص پزشک و پرسشنامه وضع...

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