نتایج جستجو برای: rowing and water skiing

تعداد نتایج: 16930536  

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: :Integrative and comparative biology 2002
Jeffrey A Walker Mark W Westneat

The shape and motion of the pectoral fins vary considerably among fishes that swim in the labriform mode. Pectoral fin motion in fishes is highly variable, but one conspicuous axis of this variation is the rowing-flapping axis. At one extreme of this axis, paddle-shaped fins row back and forth in a plane that is parallel to fish motion, while at the other extreme, wing-shaped fins flap up and d...

Journal: :British journal of sports medicine 2015
Torbjørn Soligard Kathrin Steffen Debbie Palmer-Green Mark Aubry Marie-Elaine Grant Willem Meeuwisse Margo Mountjoy Richard Budgett Lars Engebretsen

BACKGROUND Systematic surveillance of injuries and illnesses is the foundation for developing preventive measures in sport. AIM To analyse the injuries and illnesses that occurred during the XXII Olympic Winter Games, held in Sochi in 2014. METHODS We recorded the daily occurrence (or non-occurrence) of injuries and illnesses (1) through the reporting of all National Olympic Committee (NOC)...

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...

2015
Tomislav Smoljanovic Ivan Bojanic Jo A Hannafin Darko Hren Oliver Terborg Ivan Bohacek Henning Bay Nielsen

Materials and methods 1775 elite level rowers from 70 different countries participating at the 2007 Junior, Senior and Master World Rowing Championships were included in a survey on rowing-specific 4-page questionnaire related to potential injuries and data were compared to data obtained from previous seasons. The questionnaire was based on general data, rowing discipline, training program data...

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 ...

Journal: :British journal of sports medicine 1985
S Orava H Jaroma A Hulkko

Cross-country skiing has always been one of the most popular winter sports in Scandinavia (Eriksson, 1976). Although downhill skiing has become more and more popular during the last ten years, cross-country skiing is still the most important mass sport in Finland. The number of competitive skiers has been increasing owing to the fact that the younger age groups as well as the veteran series hav...

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...

ژورنال: مجله دندانپزشکی 2002
محمود هاشمی, حمید ,

Nowadays, sport injuries constitute a major part of social accidents. The aim of the present study, was to investigate the frequency of maxillofacial injuries among athletes-members of different sports federations in Iran from 1998-2001. For this reason files which was related to sport injuries of men and women athletes-members of sports federations were studied in Medical Federation of the Isl...

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