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Rowley Nicola Jayne - - 2012
This study aimed to investigate localized and systemic effects of chronic exercise and inactivity on conduit artery remodeling in humans. We recruited elite athletes engaged in predominantly lower limb (LL runners/cyclists, n = 10) or upper limb (UL canoe paddlers, n = 12) exercise and matched able-bodied, recreationally active, controls ...
Ebben William P - - 2012
ABSTRACT: Ebben, WP, and Suchomel, TJ. Physical demands, injuries, and conditioning practices of stock car drivers. J Strength Cond Res 26(5): 1188-1198, 2012-The purpose of this study was to assess the physical demands, injuries, and conditioning practices of stock car drivers. Forty stock car drivers from 27 states in the ...
Triolo Ronald J - - 2012
To investigate the longitudinal performance of a surgically implanted neuroprosthesis for lower-extremity exercise, standing, and transfers after spinal cord injury. Case series. Research or outpatient physical therapy departments of 4 academic hospitals. Subjects (N=15) with thoracic or low cervical level spinal cord injuries who had received the 8-channel neuroprosthesis for ...
McMahon J Andrew - - 2012
Exercise in cold environments exerts a unique physiologic stress on the human body, which, under certain conditions, may result in a cold-related injury. Environmental factors are the most important risk factors for the development of hypothermia in athletes. Frostbite occurs as a result of direct cold injury to peripheral tissues. ...
Grisbrook T L - - 2012
OBJECTIVE: Patients often experience reduced health-related quality of life (HRQOL) following burn injury. Exercise training has been demonstrated to improve HRQOL in a number of clinical populations, yet it is unknown whether exercise can improve HRQOL in burns patients. PROCEDURES: Nine burn-injured participants (42±18.38%TBSA: 6.56±3.68 years after injury) and 9 ...
Kawanishi Noriaki - - 2012
Nonalcoholic steatohepatitis, which is considered the hepatic event in metabolic syndrome, was recently associated with the innate immune system. Although regular exercise reduces hepatic injury markers like serum alanine aminotransferase (ALT) levels, the mechanisms regulating the effects of exercise on steatohepatitis are unclear. This study aimed to clarify whether exercise ...
Jamison Steve T - - 2012
BACKGROUND: Many athletic maneuvers involve coordination of movement between the lower and upper extremities, suggesting better core muscle utilization may lead to improved athletic performance and reduced injury risk. PURPOSE: To determine to what extent a training program with quasi-static trunk stabilization exercises would improve measures of core performance, leg ...
van Wijck Kim - - 2012
Physical exercise places high demands on the adaptive capacity of the human body. Strenuous physical performance increases the blood supply to active muscles, cardiopulmonary system, and skin to meet the altered demands for oxygen and nutrients. The redistribution of blood flow, necessary for such an increased blood supply to the ...
Battistuzzo Camila R - - 2012
In the early 1980s experiments on spinalized cats showed that exercise training on the treadmill could enhance locomotor recovery after spinal cord injury (SCI). In this review, we summarize the evidence for the effectiveness of exercise training aimed at promoting locomotor recovery in animal models of SCI. We performed a ...
Roos Paulien E - - 2012
Patellofemoral pain (PFP) is a common injury and increased patellofemoral joint compression forces (PFJCF) may aggravate symptoms. Backward running (BR) has been suggested for exercise with reduced PFJCF. The aims of this study were to (1) investigate if BR had reduced peak PFJCF compared to forward running (FR) at the ...
Bot Arjan G J - - 2012
Stretching exercises are an important part of recovery after sustaining a fracture of the distal radius. However, from the patient's perspective, painful stretching exercises can be counterintuitive after injury. Stretching exercises are straightforward and do not require a significant amount of coaching. It is ultimately the protectiveness, passivity, and sometimes ...
Zech Astrid - - 2012
ABSTRACT: Zech, A, Steib, S, Hentschke, C, Eckhardt, H, and Pfeifer, K. Effects of localized and general fatigue on static and dynamic postural control in male team handball athletes. J Strength Cond Res 26(4): 1162-1168, 2012-In team sports, sensorimotor impairments resulting from previous injuries or muscular fatigue have been suggested ...
Brunnekreef Jaap J J - - 2012
Case-control study. To investigate whether oxygen consumption and blood flow at rest and after exercise are lower in the affected arm of patients with repetitive strain injury (RSI) compared to controls, and lower in the healthy nonaffected forearm within patients with unilateral RSI. RSI is considered an upper extremity overuse ...
Postle K - - 2012
The purpose of this study was to assess the effectiveness of such proprioceptive exercise following ankle ligament injury. A systematic review of the databases MEDLINE, EMBASE, CINHAL, AMED, the Cochrane library database and the PEDro database, in addition to unpublished literature databases was conducted to July 2011. When appropriate, meta-analysis ...
Spiess Martina R - - 2012
OBJECTIVE: To investigate the effect of walking speed on the emergence of locomotor EMG patterns in an individual with chronic incomplete spinal cord injury (SCI) and determine whether central pattern generator activity during robotic locomotor training (RLT) transfers to volitional EMG activity during overground walking. DESIGN: Single case (BAB) design. ...
Carty Amanda - - 2012
Carty A, McCormack K, Coughlan GF, Crowe L, Caulfield B. Increased aerobic fitness after neuromuscular electrical stimulation training in adults with spinal cord injury. OBJECTIVES: To evaluate the efficacy of a novel neuromuscular electrical stimulation (NMES) system for improving aerobic fitness in individuals with spinal cord injury (SCI). It was ...
Patil A G - - 2012
Disabled persons with spinal cord injury are prone to cardiovascular dysfunction and an increased risk of cardiovascular disease. Rehabilitation of the disabled person is a critical task as it involves multiple therapies. Physical exercise is an important component of rehabilitation, and depends on cardiovascular health. Reduced RR variability is a ...
Chen Yu-Wen - - 2012
Background:The underlying mechanism of exercise on neuropathic pain is not well understood. We investigated whether physical exercise regulates the functional recovery and heat shock protein 72 (Hsp72), tumor necrosis factor-α (TNF-α), and interlukin-1β (IL-1β) expression after chronic constriction injury (CCI) of the sciatic nerve.Methods:Male Sprague-Dawley rats were divided into 7 ...
Peltonen Heikki - - 2012
BACKGROUND: The aim of the study was to evaluate differences in the loading of glenohumeral joint muscles between a cable pulley machine (CP) and variable resistance machine (VR) during axial humeral external rotation. METHODS: Eleven healthy male subjects took part in the study. Intramuscular electromyography from five muscles of the ...
Perrier M-J - - 2012
Study design:Secondary cross-sectional analyses of a cohort.Objectives:To examine seasonal variation in total moderate-to-vigorous leisure-time physical activity (MV-LTPA), exercise and sport participation in a cohort of individuals with spinal cord injury (SCI).Setting:Community (Ontario, Canada).Methods:Participants with SCI (n=695) completed telephone interviews regarding their involvement in MV-LTPA along with social cognitive predictors of ...
Hassanlouei H - - 2012
Muscle fatigue is associated with reduced power output and work capacity of the skeletal muscle. Fatigue-induced impairments in muscle function are believed to be a potential cause of increased injury rates during the latter stages of athletic competition and often occur during unexpected perturbations. However the effect of fatigue on ...
McCurdy Kevin - - 2012
The purpose of this study was to determine the effect of a weight-bearing, free-weight resistance training program alone on knee flexion, hip flexion, and knee valgus during unilateral and bilateral drop jump tasks. Twenty nine young adult females with previous athletic experience were randomly divided into a control (n = ...
Mitsui Toshihito - - 2012
Mitsui T, Nakamura T, Ito T, Umemoto Y, Sakamoto K, Kinoshita T, Nakagawa M, Tajima F. Exercise significantly increases plasma adrenaline and oxidized low-density lipoprotein in normal healthy subjects but not in persons with spinal cord injury. OBJECTIVES: To compare plasma concentrations of oxidized low-density lipoprotein (oxLDL) and adrenaline during ...
Gabbett Tim J - - 2012
Relationship between running loads and soft-tissue injury in elite team sport athletes. J Strength Cond Res 26(X): 000-000, 2012-Although the potential link between running loads and soft-tissue injury is appealing, the evidence supporting or refuting this relationship in high-performance team sport athletes is nonexistent, with all published studies using subjective ...
Rimaud Diana - - 2012
To investigate whether wearing graduated compression stockings (GCS) could affect the sympatho-adrenergic and heart rate variability (HRV) responses at rest and after a strenuous wheelchair exercise in individuals with spinal cord injury (SCI). Crossover trial. Department of Physical Medicine and Rehabilitation, Saint Etienne, France. Nine men with SCI (five with ...
Laudner Kevin G - - 2012
Laudner, KG. Upper extremity sensorimotor control among collegiate football players. J Strength Cond Res 26(X): 000-000, 2012-Injuries stemming from shoulder instability are very common among athletes participating in contact sports, such as football. Previous research has shown that increased laxity negatively affects the function of the sensorimotor system potentially leading ...
Wang He - - 2012
Load carriage and muscular fatigue are two major stressors experienced by military recruits during basic training. The purpose of this study was to assess the influences of load carriage and muscular fatigue on ground reaction forces and ground reaction loading rates during walking. Eighteen healthy males performed the following tasks ...
Duda Kevin R - - 2012
Centrifuge-induced artificial gravity (AG) with exercise is a promising comprehensive countermeasure against the physiological de-conditioning that results from exposure to weightlessness. However, body movements onboard a rotating centrifuge are affected by both the gravity gradient and Coriolis accelerations. The effect of centrifugation on squat exercise biomechanics was investigated, and differences ...
Obayashi Hiromune - - 2012
Randomized controlled study. Laboratory. 26 healthy swimmers randomly assigned to an exercise (n = 13; Ex) or control group (n = 13; Cont). The Ex group performed respiratory-muscle exercises for 10 min thrice a week for 4 wk. Respiratory-muscle exercises are used not only in the rehabilitation of patients with ...
Campbell Kristin K Dept of Physical Therapy, University of British Columbia, Vancouver, British Columbia, - - 2012
The risk of musculoskeletal injury with the introduction of moderate-to-vigorous exercise in sedentary adults is not well established. The purpose of this report is to examine the effect of a 12-month exercise intervention on musculoskeletal injury and bodily pain in predominately overweight, sedentary men (n = 102) and women (n ...
Lovell Dale - - 2012
The purpose of this study was to compare the cardiorespiratory response and mechanical efficiency (ME) of highly trained spinal cord injured (SCI) handcyclists with untrained SCI men. Ten trained handcyclists (≥2 years training) and ten untrained but physically active SCI men completed an incremental exercise test to exhaustion and a sub-maximal ...
Schache Anthony - - 2012
Does eccentric muscle training of hamstring muscles reduce the rate of hamstring injuries in male soccer players? Cluster randomised, controlled trial with concealed allocation. The 5 top men's soccer divisions in Denmark. First team squad soccer players from teams in the top 5 national soccer divisions were included. Players who ...
Turmel Julie - - 2012
Exercise-induced cough is common among athletes. Athletes training in cold air often report an increasingly troublesome cough during the winter season. Chronic airway irritation or inflammation may increase the sensory response of cough receptors. The aim of this study was to evaluate the seasonal variability of cough reflex sensitivity to ...
Waters Eric - - 2012
SYNOPSIS: The purpose of this paper is to outline the final, functional phases of rehabilitation that address exercises, drills, and return-to-play criteria for the sport of basketball, following anterior cruciate ligament (ACL) reconstruction. ACL injuries can be debilitating and affect the quality of life for recreational and elite athletes alike. ...
Gomez-Pinilla Fernando - - 2012
We have investigated the effects of a spinal cord injury on the brain and spinal cord, and whether exercise provided before the injury could organize a protective reaction across the neuroaxis. Animals were exposed to 21 days of voluntary exercise, followed by a full spinal transection (T7-T9) and sacrificed two ...
Uusi-Rasi Kirsti - - 2012
Falls are the leading cause of unintentional injury and injury-related death among older people. In addition to physical activity, vitamin D also may affect balance and neuromuscular function. Low serum 25-hydroksivitamin D level increases the risk of bone loss, falls and fractures. Thus, an appropriate exercise program and sufficient vitamin ...
Liebetanz David - - 2012
Physical exercise has been shown to increase neurogenesis, to decrease neuronal injury and to improve memory in animal models of stroke and head trauma. Therefore, we investigated the effect of voluntary wheel running on survival, neuronal damage and cell proliferation in a mouse model of pneumococcal meningitis. Mice were housed ...
Kyparos Antonios - - 2012
This study investigates whether vitamin E can attenuate eccentric exercise-induced soleus muscle injury as indicated by the amelioration of in situ isometric force decline following a low-frequency fatigue protocol (stimulation at 4 Hz for 5 min) and the ability of the muscle to recover 3 min after the termination of the fatigue protocol. ...
Bogdanis Gregory C - - 2012
The aim of this review was to examine the mechanisms by which physical activity and inactivity modify muscle fatigue. It is well known that acute or chronic increases in physical activity result in structural, metabolic, hormonal, neural, and molecular adaptations that increase the level of force or power that can ...
Cermak Naomi M - - 2011
Introduction: Structural evidence of exercise-induced muscle disruption has traditionally involved histological analysis of muscle tissue obtained by needle biopsy, however, there are multiple limitations with this technique. Recently, diffusion tensor magnetic resonance imaging (DT-MRI) has been successfully demonstrated to noninvasively assess skeletal muscle abnormalities induced by traumatic injury. Methods: To ...
Dao Vu Thao-Vi - - 2011
Physical activity induces favourable changes of arterial gene expression and protein activity, although little is known about its effect in venous tissue. Although our understanding of the initiating molecular signals is still incomplete, increased expression of endothelial nitric oxide synthase (eNOS) is considered a key event. This study sought to ...
Wilk Kevin E - - 2011
The overhead throwing motion is a high-velocity, extremely stressful athletic movement. Its repetitive nature places tremendous demands on the entire body, frequently resulting in injury to the throwing shoulder. Such injuries, whether managed nonoperatively or surgically, require a multiphased approach beginning with exercises to restore muscular strength and proprioception, and ...
Dominelli Paolo B - - 2011
Expiratory flow limitation (EFL) can occur in healthy young women during exercise. We questioned whether the occurrence and severity of EFL were related to aerobic fitness or anatomical factors. Twenty-two healthy young (<40 yr) women performed a progressive cycle test to exhaustion. The subjects' maximum expiratory flow-volume curve was compiled ...
Sadowsky Cristina L - - 2011
The consequences of neurologic injuries related to transverse myelitis (TM) are long-lasting and require rehabilitative interventions in about two-thirds of cases. Because numerous neural repair mechanisms are dependent on maintenance of an optimal amount of activity both above and below the injury level, rehabilitation and exercise are useful not only ...
Zehr E Paul - - 2011
Physical activity (PA) has potential benefits after stroke or spinal cord injury (SCI), especially in improving efficiency and functional capacity in activities of daily living. Currently, many who could benefit from PA may be routinely excluded from participation because of myths related to functional capacity and the concern for harm. ...
Hannink Jorien D C - - 2011
: Patients with chronic obstructive pulmonary disease (COPD) report more dyspnea during arm than during leg exercise. One of the major causes of dyspnea is dynamic hyperinflation (DH), which is caused by airflow limitation as well as increase in ventilation. The aims of our study were to compare DH at ...
Asrani Ashwin - - 2011
The educational objectives for this self-assessment module are for the participant to exercise, self-assess, and improve his or her understanding of the spectrum of urgent findings on portable chest radiography.
Arena Ross - - 2011
Research examining the clinical value of exercise testing and training in patients with chronic lung disease and pulmonary arterial hypertension (PAH) is less robust compared with cardiac populations but nevertheless highly supportive. Functional limitations are common in these patients, and exercise testing provides important information pertaining to the degree of ...
Zhai Zhenguo - - 2011
ABSTRACT BACKGROUND: Measures of ventilatory efficiency during cardiopulmonary exercise testing (CPX) are increasingly being used as prognostic markers in heart failure and pulmonary hypertension (PH). Little is known about whether these measures can be applied to all forms of PH, in particular chronic thromboembolic pulmonary hypertension (CTEPH), where thrombotic vascular ...
Lorenzo Santiago - - 2011
The relationship between exercise performance and lactate and ventilatory thresholds under two distinct environmental conditions is unknown. We examined the relationships between six lactate threshold methods (blood- and ventilation-based) and exercise performance in cyclists in hot and cool environments. Twelve cyclists performed a lactate threshold test, a maximal O(2) uptake ...
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