نتایج جستجو برای: stair

تعداد نتایج: 2033  

Journal: :Preventive medicine 2015
Alice Bellicha Aurélie Kieusseian Anne-Marie Fontvieille Antonio Tataranni Hélène Charreire Jean-Michel Oppert

OBJECTIVE We performed a literature review with the main aims to propose an updated overview of the effectiveness of stair-use interventions and to determine the most effective type of intervention. METHODS We systematically searched stair-use interventions performed in worksites or public settings, published up to mid 2013. We used a harvest plot approach to visualize the findings in additio...

Journal: :Respiration; international review of thoracic diseases 2012
Maurizio Bernasconi Coenraad F N Koegelenberg Florian von Groote-Bidlingmaier David Maree Barend J Barnard Andreas H Diacon Chris T Bolliger

BACKGROUND Preoperative evaluation of lung resection candidates with impaired pulmonary reserves includes measurement of aerobic capacity. Stair climbing is an attractive low-cost alternative to treadmill exercise testing but it lacks standardisation. OBJECTIVES To directly compare stair climbing and treadmill exercise testing with respect to an established cut-off value for lung resection. ...

Journal: :British Journal of Sports Medicine 2000

2017
Yohei Kubori Ryosuke Matsuki Akira Hotta Tomoyuki Morisawa Akira Tamaki

[Purpose] Currently, the six-minute walk distance (6MWD) is used to evaluate exercise capacity in people following lung resection for non-small cell lung cancer. However, it is unclear whether the 6MWD can detect changes in cardiorespiratory fitness induced by exercise training or lung resection. Conversely, the stair-climbing test is used frequently for the preoperative evaluation of lung rese...

2011
Tomohiro Demura Shin-ich Demura Sohee Shin

This study aimed to compare gait properties during level walking and during stair ascent and descent with varying loads. Fifteen healthy young men (mean age: 22.1 ± 1.6 years) walked while holding four different loads relative to each subject’s body mass (0, 20, 40 and 60% of body mass: BM) on their backs. Stance time, swing time, and double support times were selected as gait parameters. All p...

Journal: :Applied ergonomics 2010
F Michael Williams-Bell Geoff Boisseau John McGill Andrew Kostiuk Richard L Hughson

Air consumption, oxygen uptake (VO(2)), carbon dioxide output (VCO(2)) and respiratory exchange ratio (RER=VCO(2)/VO(2)) were measured directly from the self-contained breathing apparatus (SCBA) as 36 professional firefighters (three women) completed scenarios of high-rise stair climbing and fifth floor search and rescue. During stair climbing VO(2) was 75+/-8% VO(2max) (mean+/-SD), RER=1.10+/-...

Journal: :Clinical biomechanics 2007
Anastasia Protopapadaki Wendy I Drechsler Mary C Cramp Fiona J Coutts Oona M Scott

BACKGROUND Few studies have reported the biomechanical aspects of stair climbing for this ergonomically demanding task. The purpose of this ethically approved study was to identify normal functional parameters of the lower limb during stair climbing and to compare the actions of stair ascent and descent in young healthy individuals. METHODS Thirty-three young healthy subjects, (16 M, 17 F, ra...

2002
Frances E. Horna Jackie L. Hudson

Stair climbing has become a popular form of training for athletes as well as non-athletes. Considering that there are a plethora of devices for stair climbing, how does a person decide which apparatus to use? Aside from issues of practicality, much of the decision could be based on the principles of specificity of training. That is, for maximum transfer of benefits from one activity to another,...

Journal: :Clinical journal of sport medicine : official journal of the Canadian Academy of Sport Medicine 2004
Christopher M Powers Samuel R Ward Yu-Jen Chen Li-Der Chan Michael R Terk

OBJECTIVE To test the hypothesis that individuals who respond favorably to bracing will exhibit decreased patellofemoral joint stress during stair ambulation. DESIGN A repeated-measures, cross-sectional study. BACKGROUND Ascending and descending stairs is one of the most painful activities of daily living for persons with patellofemoral pain (PFP). Although patellar bracing has been shown t...

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