نتایج جستجو برای: dynamic exercise

تعداد نتایج: 574463  

Journal: :Circulation. Cardiovascular imaging 2015
Nienke Duppen Lianne M Geerdink Irene M Kuipers Sjoerd S M Bossers Laurens P Koopman Arie P J van Dijk Jolien W Roos-Hesselink Chris L De Korte Willem A Helbing Livia Kapusta

BACKGROUND Public-health guidelines recommend patients with congenital heart disease to exercise. Studies have shown that patients with congenital heart disease can improve physical exercise capacity. The effect of training on regional ventricular performance has hardly been studied. We performed a pilot study to assess whether an exercise training program would result in adverse changes of reg...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم پایه 1391

در این پایان نامه رنگ آمیزی دینامیکی یک گراف را بیان و مطالعه می کنیم. یک –kرنگ آمیزی سره ی رأسی گراف g را رنگ آمیزی دینامیکی می نامند اگر در همسایه های هر رأس v?v(g) با درجه ی حداقل 2، حداقل 2 رنگ متفاوت ظاهر شوند. کوچکترین عدد صحیح k، به طوری که g دارای –kرنگ آمیزی دینامیکی باشد را عدد رنگی دینامیکی g می نامند و آنرا با نماد ?_2 (g) نمایش می دهند. مونت گمری حدس زده است که تمام گراف های منتظم ...

Journal: :CoRR 2010
Richard Perry

An approach for engineering student exercises using the Internet is described. In this approach, for a given exercise, each student receives the same problem, but with different data. The exercise content can be static or dynamic, and the dynamic form can be timeless or real–time. The implementation provides immediate feedback to the students, letting them know if their submitted answers are co...

Journal: :The European respiratory journal 2015
Pierantonio Laveneziana Marc Humbert Laurent Godinas Barbara Joureau Roxane Malrin Christian Straus Xavier Jaïs Olivier Sitbon Gérald Simonneau Thomas Similowski Gilles Garcia

Despite a preserved forced expiratory volume in 1 s (FEV1)/vital capacity (VC), patients with idiopathic or heritable pulmonary arterial hypertension (PAH) may dynamically decrease their inspiratory capacity (IC) during cycle exercise (i.e. dynamic hyperinflation) [1–3] and this could increase exertional dyspnoea [1, 3, 4]. Little information is currently available about whether the reduced IC ...

Journal: :Sports medicine 2018
Matthew M Mallette Desmond G Stewart Stephen S Cheung

BACKGROUND Acute exercise performance can be limited by arterial hypoxemia, such that hyperoxia may be an ergogenic aid by increasing tissue oxygen availability. Hyperoxia during a single bout of exercise performance has been examined using many test modalities, including time trials (TTs), time to exhaustion (TTE), graded exercise tests (GXTs), and dynamic muscle function tests. Hyperoxia has ...

Journal: :Journal of sports science & medicine 2011
Gonul Babayigit Irez Recep Ali Ozdemir Ruya Evin Salih Gokhan Irez Feza Korkusuz

The purpose of this study was to determine if Pilates exercise could improve dynamic balance, flexibility, reaction time and muscle strength in order to reduce the number of falls among older women. 60 female volunteers over the age of 65 from a residential home in Ankara participated in this study. Participants joined a 12-week series of 1-hour Pilates sessions three times per week. Dynamic ba...

Journal: :Journal of applied physiology 2013
Vincent L Aengevaeren Jurgen A H R Claassen Benjamin D Levine Rong Zhang

Cerebral blood flow (CBF) is stably maintained through the combined effects of blood pressure (BP) regulation and cerebral autoregulation. Previous studies suggest that aerobic exercise training improves cardiac baroreflex function and beneficially affects BP regulation, but may negatively affect cerebral autoregulation. The purpose of this study was to reveal the impact of lifelong exercise on...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2001
M C Van Beekvelt J K Shoemaker M E Tschakovsky M T Hopman R L Hughson

We hypothesized that forearm blood flow (FBF) during moderate intensity dynamic exercise would meet the demands of the exercise and that postexercise FBF would quickly recover. In contrast, during heavy exercise, FBF would be inadequate causing a marked postexercise hyperemia and sustained increase in muscle oxygen uptake (VO(2musc)). Six subjects did forearm exercise (1-s contraction/relaxatio...

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