نتایج جستجو برای: country skiing

تعداد نتایج: 116384  

Journal: :British journal of sports medicine 1979
V Niinimaa R J Shephard M Dyon

Determinants of performance and mechanical efficiency of effort have been made on a group of ten male nordic skiers, all participants in the University of Toronto ski-team. The oxygen intake at the maximum attainable speed of skiing on a level course averaged 89.6 percent of the maximum oxygen intake observed during uphill treadmill running; the latter (average 63.9 ml.kg-1 min-1) may be compar...

Journal: :trauma monthly 0
mohammad hosein kalantar motamedi trauma research center, baqiyatallah university of medical sciences, tehran, ir iran; trauma research center, baqiyatallah university of medical sciences, office of the editor, tehran, ir iran. fax: +98-2188053766

Leading the aggression in some athletes ensures productivity; however, misleading does not give the same result. The aggression may reach dangerous extents. Nevertheless, aggressive behavior can be regarded as a relaxation. One of the important reasons of violence and aggression seen in sports is the belief that it increases the performance or success. Based upon these arguments, we aim to exam...

Journal: :International journal of sports physiology and performance 2014
Thomas Losnegard Jostein Hallén

PURPOSE Sprint- (≤1.8 km) and distance-skiing (≥15 km) performance rely heavily on aerobic capacity. However, in sprint skiing, due to the ~20% higher speed, anaerobic capacity contributes significantly. This study aimed to identify the possible anthropometric and physiological differences between elite male sprint and distance skiers. METHODS Six sprint and 7 distance international-level cro...

Journal: :Injury prevention : journal of the International Society for Child and Adolescent Injury Prevention 2007
A Ackery B E Hagel C Provvidenza C H Tator

BACKGROUND Alpine skiing and snowboarding are popular winter activities worldwide, enjoyed by participants of all ages and skill levels. There is some evidence that the incidence of traumatic brain injury (TBI) and spinal cord injury (SCI) in these activities may be increasing. These injuries can cause death or severe debilitation, both physically and emotionally, and also result in enormous fi...

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