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Results 201 - 250 of 2081
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Suksom D D Faculty of Sports Science, Chulalongkorn University, Bangkok, Thailand - - - 2014
The aim of the present study was to determine the effect of combined aerobic and resistance exercise training on body weight and vascular reactivity in overweight individuals. A total of 41 overweight women aged 30--45 years (BMI 25-29.9 kg/m²) were randomized into sedentary time control (CON; n=15), traditional aerobic dance ...
Stensrud Trine T Department of Sports Medicine, Norwegian School of Sport Sciences, Oslo, - - 2014
Fractional expired nitric oxide (FENO ) is decreased after exercise. The effect of exercise in the cold upon FENO is unknown. To examine changes in FENO after a short, high intensive exercise test in a cold and in a temperate environment. Twenty healthy well-trained subjects (eight females) aged 18-28 years performed ...
Merry K L KL School of Science, University of Derby, Derby, United Kingdom - - - 2014
This study evaluated the effects of protocol variation on the time spent exercising at ≥ 95% VO2max during cycle ergometer trials performed at the exercise intensity associated with VO2max (iVO2max). Nine male triathletes (age: 32 ± 10 years; body mass: 73.3 ± 6.1 kg; stature: 1.79 ± 0.07 m; VO2max: ...
Li Y Y Faculty of Sport Science, University of Leipzig, Leipzig, Germany - - - 2014
Maximal accumulated oxygen deficit (MAOD) is widely utilized in calculating energy production during supra-maximal exercises. Since its introduction by Medbo et al. in 1988,debate on MAOD existed. The purpose of this review was to summarize the development and description of MAOD and another method of calculating energy production (Pcr--La--O2). We ...
Okada Triana R R Federal Police Department, Brasília, - - 2014
The purpose of the present study was to verify the effect of information on remaining time on physiological and perceptual responses during an intermittent exercise. Ten trained cyclists participated in this study (176 ± 0.4 cm; 78.5 ± 10.4 kg; 32.5 ± 6.0 years; peak power output: 369.8 ± 37.8 ...
Piacentini M F MF Dipartimento di Scienze Motorie, Umane e della Salute, University "Foro Italico," Rome, Italy - - - 2014
The aim of the present study was to investigate heart rate (HR), salivary cortisol (sC) alpha--amylase (sAA) and rating of perceived exertion (RPE) in relation to competition outcome during a half marathon. HR was monitored and salivary samples were collected during an official half marathon in five Master endurance runners ...
Hamasaki A A Katsuura Orthopaedics Clinic, Chiba, Japan - - - 2014
It is unclear whether the slowed time constant of phase II in pulmonary oxygen uptake on--kinetics (VO2τ) in unfit and inactive men would be shortened by low exercise intensity (low--intensity) walking training. We therefore tested the hypothesis that the slowed VO2τ in sedentary population would speed up due to low--intensity ...
Lau Keith K KK Division of Nephrology, Department of Pediatrics, McMaster University, 1280 Main Street West, HSC 3A50, Hamilton, Ontario, Canada, L8S 4K1, - - 2014
Children and adolescents with chronic kidney disease (CKD) are chronically exposed to high levels of inflammation, placing them at an increased risk of secondary health complications. Regular exercise may represent an effective therapy to reduce inflammation. The aims of this pilot study were to determine the effects of acute exercise ...
Kamimura Akiko A Department of Sociology, University of Utah, Salt Lake City, Utah. Electronic address: - - 2014
Obesity is a significant public health problem in women's health. This study examined relationship between body esteem, exercise motivations, depression, and social support among female free clinic patients. Low-income women who are at risk for obesity and other health concerns would benefit from health education efforts. We compared 299 female ...
Joshi Pushpa Raj PR Department of Neurology, Martin-Luther-University Halle-Wittenberg, Ernst-Grube-Str. 40, 06120 Halle (Saale), Germany. Electronic address: - - 2014
Cytochrome c oxidase (COX)-deficient fibers and multiple mitochondrial DNA (mtDNA) deletions are frequent findings in sporadic inclusion body myositis (s-IBM). However, the functional impact of these defects is not known. We investigated oxygen desaturation during exercise using the forearm exercise test, accumulation of lactate during exercise using a cycle ergometry ...
Gomes-Neto Mansueto M Universidade Federal da Bahia, Salvado, BA, - - 2014
The use of yoga as an effective cardiac rehabilitation in patients with chronic heart failure (CHF) remains controversial. We performed a meta-analysis to examine the effects of yoga on exercise capacity and health-related quality of life (HRQOL) in patients with CHF. Methods: We searched MEDLINE, Cochrane Central Register of Controlled ...
Oosthuyse Tanja T a Exercise Laboratory, School of Physiology, Faculty of Health Sciences , University of the Witwatersrand , Johannesburg , South - - 2014
Abstract There is a paucity of studies that have evaluated substrate utilisation and protein catabolism during multiday strenuous exercise in athletes. Eleven well-trained male cyclists completed 3 h of race-simulated cycling on 4 consecutive days. Cyclist exercised 2 h postprandially and with carbohydrate supplementation (~50 g · h(-1)) during exercise. Whole body substrate ...
Greer Beau Kjerulf BK 1Physical Therapy and Human Movement Science, Sacred Heart University, Fairfield, CT, - - 2014
ABSTRACT The purpose of the present study was to determine the effect of 30 days of β-alanine supplementation on peak aerobic power and ventilatory threshold (VT) in aerobically fit males. Fourteen males (28.8 ± 9.8 yrs) were assigned to either a β-alanine (SUPP) or placebo (PLAC) group; groups were matched for ...
Best Stuart Alexander SA James Cook - - 2014
Abnormal heart rate recovery (HRR) after maximal exercise may indicate autonomic dysfunction and is a predictor for cardiovascular mortality. HRR is attenuated with ageing and in middle-age hypertensive patients but it is unknown if HRR is attenuated in older-age adults with hypertension. This study compared HRR between 16 unmedicated Stage ...
Vanhatalo Anni A University of Exeter - - 2014
We tested the hypothesis that the time constants (τ) of post-exercise T2* MRI signal intensity (an index of O2 delivery) and muscle [PCr] (an index of metabolic perturbation, measured by (31)P-MRS) in hypoxia would be accelerated after dietary nitrate (NO3 (-)) supplementation. In a double-blind cross-over design, 8 moderately trained ...
Appelman Yolande Y Department of Cardiology, VU University Medical Centre, Amsterdam, the Netherlands - - 2014
There are variable results reported for athletes and potential cardiac damage during exercise. In 2009 a group of cardiologists went by bicycle from the Netherlands to the European Society of Cardiology meeting in Barcelona and collected functional and biochemical parameters during this trip in order to evaluate whether cardiac damage ...
Montero David D Department of Internal Medicine, Maastricht University Medical Centre (MUMC), the Netherlands Cardiovascular Research Institute Maastricht (CARIM), the Netherlands - - 2014
Maximal oxygen consumption (VO2max) is strongly associated with peripheral vasodilator function as determined by exercise-induced vasodilation. However, findings with regard to its relation with non-exercise-stimulated vasodilation are unclear. The purpose of this study was to systematically review published literature reporting associations between VO2max and endothelial function (EF) or smooth muscle ...
Dao An T AT Department of PPS, College of Pharmacy, University of Houston, Houston, TX, 77204-5037, - - 2014
The dentate gyrus (DG) of the hippocampus is known to be more resistant to the effects of various external factors than other hippocampal areas. This study investigated the neuroprotective effects of moderate treadmill exercise on early-phase long-term potentiation (E-LTP) and its molecular signaling pathways in the DG of amyloid β ...
Gallagher Carla A CA Department of Sport and Exercise Sciences, University of Chichester, College Lane, Chichester, West Sussex, PO19 6PE, - - 2014
Peak heart rate (HRpeak) is a common tool used in exercise prescription for groups in which maximal exercise intensity is contraindicated; however, the application of this method in normobaric hypoxia is unknown. Therefore, this study investigated the response of HRpeak and the application of predictive HRpeak equations to prescribe exercise ...
Meng Xian-Guo XG From the Department of Physical Medicine & Rehabilitation, Shandong Provincial Hospital, Shandong University, and Department of Rehabilitation Medicine, Shandong Medical College, Jinan, PR China; and Department of Physical Medicine & Rehabilitation, Qilu Hospital, Shandong University, Jinan, PR - - 2014
A meta-analysis of relevant cohort studies was performed to investigate the efficacy of aerobic exercise for the treatment of patients with chronic low back pain (CLBP). A range of electronic databases were searched: MEDLINE (1966-2013), the Cochrane Library Database (issue 12, 2013), EMBASE (1980-2013), CINAHL (1982-2013), Web of Science (1945~2013), ...
Bunsawat Kanokwan K Department of Kinesiology and Nutrition, The University of Illinois at Chicago, IL, USA - - 2014
Impaired autonomic recovery of heart rate (HR) following exercise is associated with an increased risk of sudden death. Caffeine, a potent stimulator of catecholamine release, has been shown to augment blood pressure (BP) and sympathetic nerve activity; however, whether caffeine alters autonomic function after a bout of exercise bout remains ...
Mikkelsen L R LR Interdisciplinary Research Unit, Elective Surgery Centre, Silkeborg Regional Hospital; Lundbeck Centre for Fast-track Hip and Knee Arthroplasty. Electronic address: - - 2014
To examine if 2 weekly sessions of supervised progressive resistance training (PRT) in combination with 5 weekly sessions of unsupervised home-based exercise is more effective than 7 weekly sessions of unsupervised home-based exercise in improving leg-extension power of the operated leg 10 weeks after total hip replacement (THR) in patients ...
Suarez-Arrones L L Master de Fútbol, Pablo de Olavide University, Sevilla, Spain - - - 2014
The aim was to quantify for the first time the physical and physiological profile of professional soccer players in official games using GPS and heart rate response. Methods: Thirty professional soccer players were investigated during a half in competitive club level matches (n=348) using GPS devices. The relative total distance ...
Okudan N N Division of Spots Physiology, Department of Physiology Faculty of Medicine, Selcuk University, Konya/Turkey - - - 2014
To investigate the effects of beta alanine and/or creatine supplementation on performance during repeated bouts of supramaximal exercise in sedentary men. Forty--four untrained healthy men (aged 20--22 years, weight: 68--72 kg, height: 174--178 cm) participated in the present study. After performing the Wingate test for three times in the baseline ...
Atalay Guzel N N Department of Physiotherapy and Rehabilitation, Faculty of Health Sciences, Gazi University,Ankara, Turkey - - - 2014
The aim of this study was to investigate the effect of acute Lcarnitine supplementation at two different doses on nitric oxide (NO) production and oxidative stress after exhaustive exercise. The subjects were 26 healthy males aged 1719 years. Subjects were randomly divided into two groups of 13 each and received ...
Padulo J J Faculty of Medicine and Surgery, University of "Tor Vergata" Rome, Italy - - - 2014
The purpose of this study was to evaluate the effects of increased hours of specific high-intensity training on motor skills within a children's Karate Summer Camp. Seventy-three children were divided in two groups: Karate Group (KG=53) and Control Group (CG=20). Pre and post training (one week), participants performed a battery ...
D'Ascenzi F F Department of Cardiovascular Diseases, University of Siena, Siena, Italy - - - 2014
Hematopoietic stem cells (HSCs) and endothelial progenitor cells (EPCs) are known to play a role in the vascular responses and adaptations to exercise. We performed a quantitative assessment of HSCs and EPCs in adolescents in order to investigate whether resting levels of circulating HSCs and EPCs are comparable between elite ...
Kemmler W W Institute of Medical Physics, Friedrich-Alexander University Erlangen-Nuremberg, Henkestrasse 91, 91052, Erlangen, Germany, - - 2014
Young adulthood is characterized by profound life-style changes. This study suggests that reduction of sport or exercise, induced by alteration of the occupational situation, negatively impacts generation/maintenance of peak bone mass. In order to compensate occupational-related reductions of physical activity, workplace exercise programs will be helpful. Only few studies have ...
Zheng H H Geriatrics Department, Tongji Hospital Affiliated to Tongji University, Shanghai, P.R. China - - - 2014
We sought to investigate effects of supervised exercise training on left ventricular remodeling, left ventricular function and autonomic nervous system of hypertensive patients without medication. 50 borderline and mildly hypertensive patients were enrolled and randomly divided into 2 groups (25 in each). Exercise group received a 4 months' exercise program, ...
Pryor Riana R - - 2014
Abstract Purpose. To investigate the effect of ice slurry ingestion precooling on body core temperature (Tc) during exertion in wildland firefighting garments in uncompensable heat stress. Methods. On two separate trials, 10 males ingested 7.5 g·kg(-1) of either an ice slurry (0.1°C) or control beverage (20°C) during seated rest for 30 ...
Casaburi Richard R Rehabilitation Clinical Trials Center, Los Angeles Biomedical Research Institute at Harbor-UCLA Medical Center, Torrance, California, United States ; - - 2014
Rationale: Bronchodilator therapy represents a potentially valuable therapeutic option to increase exercise tolerance and enhance lung function in mild-to-moderate chronic obstructive pulmonary disease (COPD). Objectives: To determine effects of tiotropium on pulmonary hyperinflation and exercise tolerance in symptomatic Global Initiative for Chronic Obstructive Lung Disease (GOLD) 1 and 2 COPD ...
Petrov Fieril Karolina K Institute of Neuroscience and Physiology, University of Gothenburg, - - 2014
The objective of the study was to assess the effect and safety of moderate-to-vigorous resistance exercise during pregnancy. Randomized controlled study. Two antenatal clinics in Gothenburg, Sweden. Ninety-two healthy pregnant women. The intervention was administered during gestational weeks 14-25. The intervention group received supervised resistance exercise twice a week, performed ...
Morley P S PS Department of Clinical Sciences, College of Veterinary Medicine and Biomedical Sciences, Colorado State University, Fort Collins, CO 80523-1678, - - 2014
Exercise-induced pulmonary haemorrhage (EIPH) occurs commonly in Thoroughbred racehorses worldwide. While EIPH is believed to be an important cause of impaired performance in these horses, there is limited evidence from sufficiently powered studies to evaluate this association. To evaluate whether EIPH is associated with finishing position, distance finished behind race ...
Drigny Joffrey J , Cardiovascular Prevention and Rehabilitation Centre (ÉPIC), Montreal Heart Institute , Montreal, - - 2014
Objective: To assess the effect of a 4-month high-intensity interval training programme on cognitive functioning, cerebral oxygenation, central haemodynamic and cardiometabolic parameters and aerobic capacity in obese patients. Methods: Cognitive functioning, cerebral oxygenation, central haemodynamic, cardiometabolic and exercise para-meters were measured before and after a 4-month high-intensity interval training programme ...
Chen Yen-Huey YH Department of Respiratory Care, College of Medicine, Chang Gung University, Tao-Yuan, Taiwan; Department of Physical Education, National Normal Taiwan University, Taipei, - - 2014
Noninvasive positive pressure ventilation has been regarded as a strategy for improving exercise performance. Whether an increase in the ventilatory support level improves exercise performance in patients who have received invasive ventilation is unknown. The purpose of this study is to examine the effects of an additional level of pressure ...
Chuganji Sayaka S Department of Physical Therapy Science, Unit of Physical and Occupational Therapy Sciences, Nagasaki University Graduate School of Biomedical Sciences, 1-7-1 Sakamoto, Nagasaki-shi, Nagasaki 852-8520, - - 2014
Cast immobilization of limbs causes hyperalgesia, which is a decline of the threshold of mechanical and thermal mechanical stimuli. The immobilization-induced hyperalgesia (IIH) can disturb rehabilitation and activities of daily living in patients with orthopedic disorders. However, it is unclear what therapeutic and preventive approaches can be used to alleviate ...
Kainulainen Heikki H Department of Biology of Physical Activity, Neuromuscular Research Center, University of Jyväskylä, Rautpohjankatu 8, P.O. Box 35, FI-40014 University of Jyväskylä, - - 2014
Duchenne Muscular Dystrophy is characterized by muscle wasting and decreased aerobic metabolism. Exercise and blocking of myostatin/activin signaling may independently or combined counteract muscle wasting and dystrophies. The effects of myostatin/activin blocking using soluble activin receptor-Fc (sActRIIB-Fc) administration and wheel running were tested alone or in combination for seven weeks ...
Thompson A A Molecular and Clinical Pharmacology, University of Liverpool, Liverpool, United - - 2014
We investigated the effects of evening bright light on the circadian timing of core temperature and morning exercise performance under conditions of high thermal stress. At 20:00 h, 8 males were exposed to a standardised light protocol and thereafter to either polychromatic bright light (2 500 lux at 50 cm, BL) or no ...
Lee J J Kinesiology and Health Education, University of Texas at Austin, Austin, United - - 2014
Boosting nitric oxide production during exercise by various means has been found to improve exercise performance. We investigated the effects of a nitric oxide releasing lozenge with added caffeine (70 mg) on oxygen consumption during steady-state exercise and cycling time trial performance using a double-blinded randomized, crossover experimental design. 15 moderately ...
Hew-Butler T T Exercise Science Program, School of Health Sciences, Oakland University, Rochester, United - - 2014
The low cost, ease of application and portability of bioelectrical impedance analysis (BIA) and spectroscopy (BIS) devices make them attractive tools for measuring acute changes in body composition before and after exercise, despite potential limitations from active compartmental fluid shifts. The primary study aim was to evaluate use of dual ...
Nasseri A A Faculty of Physical Education and Sport Sciences, University of Tabriz, Tabriz, Iran - - - 2014
Formaldehyde is a cytotoxic agent produced from creatine through a metabolic pathway, and in this regard, it has been claimed that creatine supplementation could be cytotoxic. Even though the cytotoxic effects of creatine supplementation have been widely studied, yet little is known about how resistance training can alter these toxic ...
Hackett D A DA Discipline of Exercise and Sport Science, The University of Sydney, Lidcombe, Australia - - - 2014
The purpose of this study was to examine whether a high--volume compared to a low--volume whole--body resistance exercise session acutely impairs lung function. Fifteen competitive male bodybuilders (age 27.4 ± 5.4 y; body mass 89.7 ± 12.8 kg; stature 177.9 ± 4.8 cm), in a crossover trial, completed two resistance ...
Aguiar A F AF Center of Biological and Health Sciences, North University of Paraná (UNOPAR), Jardim Piza, Londrina, PR, Brazil - - - 2014
The purpose of this study was to examine the effects of an additional set of exhaustive exercise before local muscular endurance (LME) training on maximal dynamic strength and endurance of quadriceps muscle in young men. Twenty--seven healthy men (age:20.9 ± 1.8 years) performed one repetition maximum (1RM), muscular endurance, and ...
DiLeo T D TD National Personal Protective Technology Laboratory (NPPTL), National Institute for OccupationalSafety and Health (NIOSH), Centers for Disease Control and Prevention (CDC), USA - - - 2014
Heat acclimation (HA) evokes numerous physiological adaptations, improves heat tolerance and has also been shown to enhance lactate (LA) responses during exercise, similar to that seen with endurance training. The purpose of this study was to examine whether HA improves the body's ability to remove LA during recovery following maximal ...
Boucourt B B EA3920 Marqueurs Pronostiques et Facteurs de Régulations des Pathologies Cardiaques etVasculaires, Plateforme Exercice Performance Santé Innovation, SFR FED 4234, Université deFranche--Comté, Besançon, France - - - 2014
The purpose was to examine the changes in tissue oxygen saturation (StO2) with calf compression sleeves - before, during and after a cycling exercise. 11 athletes came to the laboratory two times, to complete the same session with or without calf compression sleeves, in a randomized order. The session included ...
Spanoudaki S S Department of Sports Medicine & Biology of Physical Activity, Faculty of Physical Education andSports Science, National & Kapodistrian University of Athens, Greece, Athens, Greece - - - 2014
The purpose of this study was a secondary--analysis of previously published data, in order to compare the acute VO2 responses, the time spent at high percentage of VO2max and total VO2 consumed (TVO2 ) between constant and alternating intensity exercise of the same intensity and duration. Also, to examine VO2 ...
Chien K Y KY Graduate Institute of Sports Science, National Taiwan Sport University, Taoyuan, Taiwan - - - 2014
Middle--aged and older women represent the main participant group in head--out aquatic exercise (HOAE). Blood pressure (BP) significantly increases no matter people are in water immersion or aquatic walking. Based on risk concerns, it is important to evaluate BP responses of postmenopausal women participating in HOAE. The aim of this ...
Braun W A WA Department of Exercise Science, Shippensburg University, Shippensburg PA, U.S.A. - - - 2014
To study the effects of Nordic ski training on post-exercise blood glucose (BG) regulation. Twenty-one (male = 10; female =11), competitive college Nordic skiers (age=19.14±1.3 yrs.; body fat %=14.9±6.2) completed two ski training conditions (high intensity: HI; and easy volume: MOD) and one resting control (CON) condition on separate days. ...
Ashor Ammar W AW Human Nutrition Research Centre, Institute of Cellular Medicine, Newcastle University, Campus for Ageing and Vitality, Newcastle on Tyne, NE4 5PL, UK, - - 2014
Regular exercise is associated with enhanced nitric oxide (NO) bioavailability. Flow-mediated dilation (FMD) is used widely to assess endothelial function (EF) and NO release. The aims of this systematic review and meta-analysis were to (i) investigate the effect of exercise modalities (aerobic, resistance or combined) on FMD; and (ii) determine ...
Muggeridge David J DJ Institute for Clinical Exercise and Health Science, University of the West of Scotland, Hamilton, - - 2014
Dietary nitrate supplementation has been shown to increase nitric oxide (NO) metabolites, reduce blood pressure (BP) and enhance exercise performance. Acute exposure to ultraviolet (UV)-A light also increases NO bioavailability and reduces BP. We conducted a randomized, counterbalanced placebo-controlled trial to determine the effects of UV-A light alone and in ...
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