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Sagae Sara Cristina - - 2011
Obesity is an epidemic disease most commonly caused by a combination of increased energy intake and lack of physical activity. The cholinergic system has been shown to be involved in the regulation of food intake and energy expenditure. Moreover, physical exercise promotes a reduction of fat pads and body mass ...
Petersen Aaron C - - 2011
BACKGROUND: We examined whether abnormal skeletal muscle Na(+),K(+)-pumps underlie impaired exercise performance in haemodialysis patients (HDP) and whether these are improved in renal transplant recipients (RTx).METHODS: Peak oxygen consumption (O(2peak)) and plasma [K(+)] were measured during incremental exercise in 9RTx, 10 HDP and 10 healthy controls (CON). Quadriceps peak torque ...
Weaver H - - 2011
The use of exercise balls as an aid to facilitate improvements in posture in patients with trunk weakness is widely advocated. However, mechanisms underlying any effect on postural mechanisms have received little attention. This study compared the increases in trunk EMG activity in response to limb movement when seated on ...
Jean Daniel - - 2011
This retrospective study evaluated the efficacy and side effects of palatal sclerotherapy in standardbred racehorses suspected to have intermittent dorsal displacement of the soft palate (IDDSP). Fifty-one horses were treated with multiple endoscopically guided injections of 3% sodium tetradecyl sulfate in the soft palate. Two groups were identified: those that ...
Muthusamy Vasanthi R - - 2012
Oxidative stress has been implicated in the pathogenesis of cardiovascular diseases, including myocardial hypertrophy and infarction. Although impairment of antioxidant defense mechanisms has been thought to provoke oxidative stress-induced myocardial dysfunction, it has been difficult to clearly demonstrate. Nuclear erythroid 2 p45-related factor 2 (Nrf2) is a redox-sensitive, basic leucine ...
Duncker Dirk J - - 2011
Exercise is a primary stimulus for increased myocardial oxygen demand. The ~6-fold increase in oxygen demands of the left ventricle during heavy exercise is met principally by augmenting coronary blood flow (~5-fold), as hemoglobin concentration and oxygen extraction (which is already ~70% at rest) increase only modestly in most species. ...
Veerbeek Janne M - - 2011
BACKGROUND AND PURPOSE: The purpose of this study was to determine the effects of augmented exercise therapy on gait, gait-related activities, and (basic and extended) activities of daily living within the first 6 months poststroke. METHODS: A systematic literature search in electronic databases from 1990 until October 2010 was performed. ...
Misra Anoop A Fortis-CDOC Center of Excellence for Diabetes, Metabolic Diseases and Endocrinology, Fortis Flt. Lt. Rajan Dhall Hospital, New Delhi, India. - - 2012
India is currently undergoing rapid economic, demographic, and lifestyle transformations. A key feature of the latter transformation has been inappropriate and inadequate diets and decreases in physical activity. Data from various parts of India have shown a steady increase in the prevalence of lifestyle-related diseases such as type 2 diabetes ...
Spanou Chrysoula I - - 2011
Legumes are considered to have beneficial health implications, which have been attributed to their phytochemical content. Polyphenols are considered the most important phytochemical compounds extensively studied for their antioxidant properties. The aim of the present study was to examine the effects of potent antioxidant legume plant extracts on xanthine oxidase ...
Teixeira A M - - 2011
The influence of trans fatty acids (FA) on development of orofacial dyskinesia (OD) and locomotor activity was evaluated. Rats were fed with diets enriched with 20% soybean oil (SO; n-6 FA), lard (L; saturated FA) or hydrogenated vegetable fat (HVF; trans FA) for 60 weeks. In the last 12 weeks ...
Di Blasio Andrea - - 2011
OBJECTIVE:: Because physical exercise has been widely used for primary and secondary preventions of cardiometabolic diseases arising with menopause, the aim of our study was to determine whether participation in aerobic physical exercise is linked to the modification of spontaneous physical activity and whether this compensation affects aerobic training-related body ...
Matsukawa Kanji - - 2011
Feedforward control by higher brain centres (termed central command-CC) plays a role in the autonomic regulation of the cardiovascular system during exercise. Over the past 20 years our laboratory has used the precollicular-premammillary decerebrate animal model to identify the neural circuitry involved in the central nervous system's (CNS) control of ...
Mischel Nicholas A NA Dept. of Physiology, Wayne State Univ. School of Medicine, Detroit MI 48201, - - 2011
The negative effects of sympathetic overactivity on long-term cardiovascular health are becoming increasingly clear. Moreover, recent work done in animal models of cardiovascular disease suggests that sympathetic tone to the splanchnic vasculature may play an important role in the development and maintenance of these disease states. Work from our laboratory ...
Jones Graeme - - 2011
Physical activity has many health benefits; however, there has been concern that exercise may increase the risk of the development or progression of osteoarthritis (OA) of the knee. There is little doubt that injury increases the risk of OA, but the role of physical activity independent to injury is uncertain. ...
Weikert Madeline - - 2011
Accelerometers are seemingly a criterion standard of real-life walking mobility and this is supported by assumptions and empirical data. This application would be strengthened by including objective measures of walking mobility along with a matched control sample for verifying specificity versus generality in accelerometer output. We compared associations among accelerometer ...
Gonzales Joaquin U - - 2011
The authors examined interindividual and sex-specific variation in systolic (SBP) and diastolic (DBP) blood pressure responses to graded leg-extension exercise in healthy older (60-78 yr) women (n = 21) and men (n = 19). Maximal oxygen uptake (VO2max), body composition, physical activity (accelerometry), and vascular function were measured to identify ...
Ceria-Ulep Clementina D - - 2011
This study explored how the older traditional Filipino adults 65 years old and above living in Honolulu, Hawaii, describe their beliefs regarding exercise activity. The location of this research setting is unique because a blending of traditional Filipino culture exists within an acculturated social setting. The Filipino older adults who ...
Yang Zhen - - 2011
BACKGROUND: Deficiency in number and activity of circulating EPCs is associated with reduced arterial elasticity in humans with advancing aging. Physical exercise can increase the number and activity of circulating EPCs in humans. Here we investigated whether regular exercise-induced enhanced circulating endothelial progenitor cells (EPCs) improves age-related decline in arterial ...
Rist Pamela M PM Department of Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA, - - 2011
In studies enrolling patients with stroke, higher levels of prestroke physical activity are associated with better functional outcomes. However, prospective studies evaluating this association are sparse. Using a cohort of initially healthy men, we aimed to prospectively assess the association between physical activity and functional outcomes from cerebral vascular events. ...
Müller Jan - - 2011
OBJECTIVE: With the fear of heart failure and sudden death, many patients with congenital heart disease (CHD) traditionally were withheld from exercise activities. Much is reported on sedentary lifestyle with diminished exercise capacity in children with CHD which results in an increased cardiovascular risk. This study aimed to assess whether ...
Gabbett Tim J - - 2011
Examination of ball-in-play periods (i.e. match activity cycles) is a method used to provide insight into the physical demands of team sport competition. However to date, no study has investigated the ball-in-play time of rugby league matches. This study investigated the activity cycles (i.e. ball-in-play periods) of elite National Rugby ...
Eliason Gabriella - - 2011
It has previously been suggested that exercise capacity is decreased in COPD and that it is associated with degree of disease. The reduced exercise capacity may plausibly be due to low levels of physical activity in this patient group. The aim of the present study was to assess exercise capacity ...
Paranjape Shruti M - - 2011
BACKGROUND: Cystic fibrosis (CF) lung disease leads to progressive deterioration in exercise capacity. Because physical activity has been shown to improve lung function and quality of life (QoL), developing routine exercise programs can benefit this patient population. METHODS: Lung function, nutritional status, and exercise capacity and assessments of habitual activity ...
Cook Chad M - - 2011
It is often hypothesized that increasing the volume of physical activity in the American lifestyle will slow and possibly even reverse the epidemic of obesity. Herein, we review the evidence pertaining to the role of physical activity in weight control from interventions performed in adults. Evidence exists both for and ...
Leung Grace Tak Yu - - 2011
To develop a classification to describe leisure activities of elderly Hong Kong Chinese based on the functions fulfilled, namely: intellectual, physical, social, and recreational. A focus group comprising care-for-the-elderly professionals was invited to identify leisure activities commonly practised by elderly Chinese in Hong Kong. An independent panel of occupational therapists ...
Malek Moh H - - 2011
Introduction: The purpose of this study was to understand the relationship between the mechanical activities of the three superficial quadriceps muscles and excess post-exercise oxygen consumption (EPOC) after incremental cycle ergometer exercise. Methods: Twelve healthy male volunteers had mechanomyographic (MMG) and electromyographic (EMG) activity of the superficial quadriceps muscles recorded ...
Fedewa Alicia L - - 2011
It is common knowledge that physical activity leads to numerous health and psychological benefits. However; the relationship between children's physical activity and academic achievement has been debated in the literature. Some studies have found strong, positive relationships between physical activity and cognitive outcomes, while other studies have reported small, negative ...
Chasan-Taber Lisa - - 2011
Physical activity during pregnancy is associated with reduced risk of adverse maternal and fetal outcomes. However, the majority of pregnant women are inactive and interventions designed to increase exercise during pregnancy are sparse. We evaluated the feasibility and preliminary efficacy of an exercise intervention among a diverse sample of pregnant ...
Bautista Lorraine L Dept of Behavioral Science, University of Texas School of Public Health, Brownsville Regional Campus, - - 2011
National data show that Hispanics report low levels of physical activity. Limited information on barriers to exercise in this population exists in the literature. Surveys were administered to 398 Hispanic participants from two colonias in South Texas to investigate self-reported levels of and perceived barriers to exercise. One-way ANOVA by ...
Saeterbakken Atle Hole - - 2011
Little is known about the effect of performing common resistance exercises standing compared to seated and unilaterally compared to bilaterally on muscle activation of the core. Thus, the purpose of this study was to compare the electromyographic activity (EMG) of the superficial core muscles (i.e. rectus abdominis, external oblique and ...
Li Ling - - 2011
Posttranslational modifications of the transcriptional coactivator PGC-1α by the deacetylase SIRT1 and the kinase AMPK are involved in exercise-induced mitochondrial biogenesis in skeletal muscle. However, similar investigations have not been performed in the left ventricle (LV). Here, we tested whether treadmill training (12 weeks) modifies PGC-1α and mitochondrial biogenesis in gastrocnemius ...
Takken T - - 2011
All children have a natural need to move, play, and perform activities. Physical activity is necessary for optimal physical, emotional, and psychosocial development for healthy children as well as children with congenital heart disease (CHD). In this paper we provide recommendations for physical activity, recreational sport, and exercise training in ...
Saad Marcelo Camargo - - 2011
Anterior Knee Pain (AKP) is considered as one of the most common, yet misunderstood, knee pathologies. The aim of this study was to evaluate the displacement area of the center of pressure, Ground Reaction Force (GRF), and the electromyography activity of the hip and the quadriceps muscles in healthy and ...
Brun Chantale R - - 2011
This feasibility study investigated the response of maternal heart rate, blood pressure, and uterine contractions to a 30-min bed-rest exercise session (while listening to music) in hospitalized women with varying diagnoses of high-risk pregnancy. Eleven antenatal women who were hospitalized for activity restriction were assigned randomly to either a bed-rest ...
Dunn-Lewis Courtenay - - 2011
Dunn-Lewis, C, Flanagan, SD, Comstock, BA, Maresh, CM, Volek, JS, Denegar, CR, Kupchak, BR, and Kraemer, WJ. Recovery patterns in electroencephalographic global field power during maximal isometric force production. J Strength Cond Res 25(X): 000-000, 2011- In previous work, cortical activity decreased with fatigue following novel movements or small muscle ...
Schoepe Maria - - 2011
Exercise is considered to elicit a physiological response of the heart. Previous studies investigated the influence of repetitive exercise only at the end of the training period. We assessed the impact of 2 exercise protocols, differing in their treadmill inclination, on cardiac and mitochondrial function at different times during the ...
Casaburi Richard - - 2011
Many patients with chronic obstructive pulmonary disease (COPD) lead unsatisfying, sedentary existences, worn down by years of dyspnea and exacerbations. A downward spiral links progressive inactivity to accelerating disability and premature mortality. Indeed, cross-sectional COPD studies have demonstrated that inactivity is a potent predictor of early death. It should be ...
Ott Brittany - - 2011
Patellofemoral pain syndrome (PFPS) is a commonly experienced knee disorder that can result in altered muscle activation of the surrounding musculature. There is little evidence on effects of aerobic exercise on quadriceps torque and EMG activation of the vastus medialis obliquus (VMO), vastus lateralis (VL), and gluteus medius (GM). In ...
Szostak Justyna - - 2011
Humans are not programmed to be inactive. The combination of both accelerated sedentary lifestyle and constant food availability disturbs ancient metabolic processes leading to excessive storage of energy in tissue, dyslipidaemia and insulin resistance. As a consequence, the prevalence of Type 2 diabetes, obesity and the metabolic syndrome has increased ...
Toftager Mette - - 2011
This study examines the relationship between distance to green space and the level of physical activity among the population of Denmark. In addition, the relationship between distance to green space and obesity is investigated. Data derived from the Danish National Health Interview Survey 2005, a cross-sectional survey based on a ...
Dunleavy Kim - - 2011
A new surgical option (hip resurfacing arthroplasty) is now available for younger patients with hip osteoarthritis. A more aggressive rehabilitation program than the typical total hip arthroplasty protocol is needed for active individuals. This case report describes interventions used to maximize function in a 46-year-old professional dancer after hip resurfacing ...
Freiberger Ellen - - 2011
BACKGROUND: Numerous studies have demonstrated that the etiology of sarcopenia is multi-causal and very complex process. The degradation of muscle mass leads to a loss of strength, later on to a decreased functional status, impaired mobility, a higher risk of falls, and eventually an increased risk of mortality. Present guidelines ...
Gorostiaga Esteban M - - 2011
The purpose of this study was to examine the changes in peak power output, blood lactate concentrations and surface electromyographic activity (sEMG) of the agonist [vastus lateralis (VL) and vastus medialis (VM)] and the antagonist [biceps femoris (BF)] muscles at two angular positions intervals (90-67° and 23-0° of knee flexion), ...
Garelnabi M M Department of Clinical Laboratory and Nutritional Sciences, University of Massachusetts Lowell, MA, - - 2012
Physical activity or exercise is a proven deterrent of cardiovascular diseases. The purpose of this study was to examine whether vitamin E supplementation interfere with the potential benefits of exercise. A total of 455 apparently healthy men and women were recruited, for a 2-month aerobic/cardiovascular exercise program. Subjects were randomly ...
Patel Mahesh J - - 2011
Randomized clinical trials of exercise training regimens in sedentary individuals have provided a mechanistic understanding of the long-term health benefits and consequences of physical activity and inactivity. The sedentary control periods from these trials have provided evidence of the progressive metabolic deterioration that results from as little as 4-6 mo ...
Le Moine Christophe M R - - 2011
Exercise under acute hypoxia elicits a large increase in blood lactate ([La](b)) compared to normoxic exercise. However, several studies in humans show that with the transition to chronic hypoxia, exercise [La](b) returns to normoxic levels. Although extensively examined over the last decades, the muscle-specific mechanisms responsible for this phenomenon remain ...
Roberts Michael D - - 2011
Muscle progenitor cell (MPC) activity is exercise-responsive. Post resistance-exercise alterations in myogenic messenger RNAs (mRNAs)found by us and others may initiate these events. However, these mRNA data in the absence of microscopic MPC activity data have limited this interpretation. Alternatively, based upon our acute exercise data we propose that these ...
Ringholm Stine - - 2011
Background: The aim was to test the hypothesis that one week of bed rest will reduce mitochondrial number and expression and activity of oxidative proteins in human skeletal muscle, but that exercise-induced intracellular signaling as well as mRNA and microRNA (miR) responses are maintained after bed rest. Research Design and ...
Higashida Kazuhiko K Division of Geriatrics and Nutritional Sciences, Washington University School of Medicine, St. Louis, Missouri 63110, - - 2011
It has been reported that supplementation with the antioxidant vitamins C and E prevents the adaptive increases in mitochondrial biogenesis and GLUT4 expression induced by endurance exercise. We reevaluated the effects of these antioxidants on the adaptive responses of rat skeletal muscle to swimming in a short-term study consisting of ...
Philp Andrew A Department of Neurobiology, Physiology, and Behavior, University of California, Davis, California 95616, - - 2011
The protein deacetylase, sirtuin 1 (SIRT1), is a proposed master regulator of exercise-induced mitochondrial biogenesis in skeletal muscle, primarily via its ability to deacetylate and activate peroxisome proliferator-activated receptor-γ coactivator-1α (PGC-1α). To investigate regulation of mitochondrial biogenesis by SIRT1 in vivo, we generated mice lacking SIRT1 deacetylase activity in skeletal ...
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