نتایج جستجو برای: rock climbing

تعداد نتایج: 45927  

Journal: :Canadian journal of surgery. Journal canadien de chirurgie 2014
Derek J Roberts Jean-Francois Ouellet Paul B McBeth Andrew W Kirkpatrick Elijah Dixon Chad G Ball

BACKGROUND The "weekend warrior" engages in demanding recreational sporting activities on weekends despite minimal physical activity during the week. We sought to identify the incidence and injury patterns of major trauma from recreational sporting activities on weekends versus weekdays. METHODS We performed a retrospective cohort study using the Alberta Trauma Registry comparing all adults w...

Journal: :Applied physiology, nutrition, and metabolism = Physiologie appliquee, nutrition et metabolisme 2008
Krystal J Merrells James K Friel Maria Knaus Miyoung Suh

Lower body fat percentage is positively associated with climbing performance. This may lead climbers to practice unhealthy diet restriction when no sport-specific nutrition information exists. This study examined whether prolonged diet restriction affects body composition, oxidative stress, or other potential health risks in outdoor rock climbers. Two healthy male climbers conducted a 5 week ro...

2011
Paweł Tomaszewski Jan Gajewski Joanna Lewandowska

Since rock climbing grows in popularity, the number of the respective scientific reports increases. However, those concerning anthropometric profile of elite climbers are scarce and inconsistent, thus the aim of the study was to describe the anthropometric characteristics of competitive sport climbers. Male rock climbers (n = 21) aged 17 - 29 years took part in the study; their climbing ability...

2018
Gareth Roderique-Davies Robert M. Heirene Stephen Mellalieu David A. Shearer

Conceptual similarities have been identified between experiences of extreme sports athletes and those with drug and behavioral addictions. Evidence suggests rock climbers experience craving and other withdrawal-like states when abstinent from their sport. However, no studies have attempted to quantitatively measure the craving experienced by participants of any extreme sports. Such a measure co...

Journal: :Physical Review E 2021

Theory of stochastic processes provides theoretical tools which can be efficiently used to explore properties noise induced escape kinetics. Since facilitated over the potential barrier resembles free climbing, one use first passage time theory in analysis rock climbing. We perform mean order answer question regarding optimal, i.e., resulting fastest rope length. It is demonstrated that there a...

2005
Riccardo Scarpa Mara Thiene

Rock climbers are likely to exhibit preference heterogeneity dictating the way with which such sport is practiced. This has a reflection on the population’s structure of recreational values of rock-climbing destinations, their attributes, and to land management policies. We test this hypothesis on a panel of destination choices by a sample of members of the Italian Alpine Club. Using a latent-c...

Journal: :علوم زیستی ورزشی 0
احمد همت فر مدیر ارشد گروه تربیت بدنی دانشگاه آزاد اسلامی واحد بروجرد ناصر جواهری زاد معاون پژوهشی دانشگاه آزاد اسلامی واحد بروجرد ماندانا شکرچیان کارشناس ارشد تربیت بدنی دانشگاه آزاد اسلامی واحد بروجرد

it is well established that the active continuous recovery is preferred to passive recovery. but the active period of this recovery is long (20-60 minutes) and the intensity is not controlled. furthermore, most severe trial exercises need short-term active recovery for better performance so that the athletes can return more rapidly to their normal state and more desirable performance. however, ...

2014
Bettina E. Bläsing Iris Güldenpenning Dirk Koester Thomas Schack

In indoor rock climbing, the perception of object properties and the adequate execution of grasping actions highly determine climbers' performance. In two consecutive experiments, effects of climbing expertise on the cognitive activation of grasping actions following the presentation of climbing holds was investigated. Experiment 1 evaluated the representation of climbing holds in the long-term...

Journal: :Orthopaedic Journal of Sports Medicine 2018

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