نتایج جستجو برای: winter sports and skiing

تعداد نتایج: 16841789  

2015
Arnold Koller Birgit Fuchs Veronika Leichtfried Wolfgang Schobersberger

BACKGROUND To effectively prevent injury in recreational alpine skiing, it is important to identify modifiable risk factors that can be targeted through exercise and training. Fatigue is a potential risk factor in recreational skiing, but no investigations have evaluated concentric/eccentric quadriceps and hamstring fatigue in recreational skiers. We tested the hypothesis that recreational skii...

Journal: :Journal of applied physiology 1998
M J Bellizzi K A King S K Cushman P G Weyand

We tested whether the rate at which force is applied to the ground sets metabolic rates during classical-style roller skiing in four ways: 1) by increasing speed (from 2.5 to 4.5 m/s) during skiing with arms only, 2) by increasing speed (from 2.5 to 4.5 m/s) during skiing with legs only, 3) by changing stride rate (from 25 to 75 strides/min) at each of three speeds (3.0, 3.5, and 4.0 m/s) durin...

Journal: :Scandinavian journal of social medicine 1996
K S Lindqvist T Timpka P Bjurulf

The objective of this study was to provide an epidemiologic basis for planning community programmes preventing injuries during leisure physical activity, especially participation in sports. A total population survey of unintentional injuries was carried out in an area with a population of over 41,000. All sports injuries (n = 933) occurring within a 12-month period and requiring medical care we...

Journal: :Journal of sports science & medicine 2011
Josef Kröll Erich Müller John G Seifert James M Wakeling

During a day of skiing thousands of repeated contractions take place. Previous research on prolonged recreational alpine skiing show that physiological changes occur and hence some level of fatigue is inevitable. In the present paper the effect of prolonged skiing on the recruitment and coordination of the muscle activity was investigated. Six subjects performed 24 standardized runs. Muscle act...

2015
Friedrich Brunner Gerhard Ruedl Martin Kopp Martin Burtscher Hong-jin Sun

BACKGROUND Skiers have to differ between slow to moderate and fast skiing speed to determine their skiing style according to the ISO 11088 standard for setting binding release values. Despite existing evidence that males ski significantly faster than females, no sex-specific factor was inserted into the ISO 11088 standard. OBJECTIVE To evaluate factors potentially associated with the percepti...

Journal: :British journal of sports medicine 2012
Kathrin Steffen Torbjørn Soligard Lars Engebretsen

Protection of the athletes' health is a clearly articulated objective of the International Olympic Committee. Longitudinal surveillance of injuries and illnesses can provide valuable data that may identify high-risk sports and disciplines. This is a foundation for introducing tailored preventive measures. During the XXIX Summer and XXI Winter Games, comprehensive injury and illness recording th...

2014
Vjekoslav Cigrovski Ivan Radman Bojan Matković Hrvoje Podnar

The purpose of the study was to examine potential differences between male and female alpine ski naive young people in attitudes towards alpine skiing before and after the completion of structured alpine ski school program. We included 136 ski beginners (41 women and 95 men) who anonymously filled out a previously validated 26-item Lickert scale-type questionnaire related to their attitudes tow...

2016
Philipp Strobl

Skiing underwent substantial changes during the post-war years when the sport turned into a multi-billion dollar industry and a leisure activity for the masses. Despite its global nature and popularity, skiing in academic writing has not gained much recognition. This paper explores the role of knowledge transfer during the pioneering phase of post-war skiing in Australia. It describes the life ...

2017
Kim Hébert-Losier Christoph Zinner Simon Platt Thomas Stöggl Hans-Christer Holmberg

BACKGROUND Sprint events in cross-country skiing are unique not only with respect to their length (0.8-1.8 km), but also in involving four high-intensity heats of ~3 min in duration, separated by a relatively short recovery period (15-60 min). OBJECTIVE Our aim was to systematically review the scientific literature to identify factors related to the performance of elite sprint cross-country s...

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