Search Results
Results 201 - 250 of 1015
< 1 2 3 4 5 6 7 8 9 10 >
Fiorentini Alessandra A U.O.C Geriatria e Medicina, COB, Viterbo, - - 2013
Background: Meditation in its various forms is a traditional exercise with a potential benefit on well-being and health. On a psychosomatic level these exercises seem to improve the salutogenetic potential in man.Especially the cardiorespiratory interaction seems to play an important role since most meditation techniques make use of special low ...
Finkelstein Joseph - - 2013
Limited research has been conducted in utilizing telemedicine to promote upper and lower limb rehabilitation using remotely controlled home-based ergometers. The goal of this study was to develop and assess a telerehabilitation system supporting internet-controlled home-based cycling exercise. We designed an interface to control cycling speed of an ergometer from ...
Brown Melissa J - - 2013
Previous studies indicate that rifle shooting performance while standing is compromised when fatigued. Apprehension of suspects by police officers may involve foot pursuit and firing a weapon from a standing position. The purpose of the current study was to investigate pistol shooting performance in police officers under similar conditions of ...
Marshall Paul W M PW School of Science and Health, University of Western Sydney, Penrith South, NSW 2751, Australia. - - 2013
Randomized controlled trial. This is the companion study to a previous publication that presented 8-week pain, disability, and trunk muscle motor control results. The objective of this study was to compare the effect of 8 weeks of specific trunk exercises and stationary cycling on outcomes measures of catastrophizing and fear-avoidance ...
Sañudo Borja - - 2013
This study aimed to determine the effects of vibration on leg blood flow after intense exercise and find out whether or not these effects can influence subsequent maximal exercise performance. Twenty-three participants performed an exercise test-to-exhaustion followed by a recovery period using six-1-min sets of whole-body vibration (WBV; 25 Hz-4 ...
O'Leary C B - - 2013
To examine the androgen response to exercise in women under conditions of high (H) and low (L) estrogen (E2) levels. Ten exercise trained eumenorrheic women (mean ± SD: 20.0 ± 2.2 years, 58.7 ± 8.3 kg, 22.3 ± 4.9 % body fat, VO2max = 50.7 ± 9.0 mL/kg/min) completed a 60 min treadmill run at ~70 % of VO2max during both the mid-follicular (L-E2, 69.7 ± 7.3 % VO2max) and mid-luteal ...
Lluch Enrique - - 2013
This study compared the immediate effects of an assisted plus active cranio-cervical flexion exercise (exercise group) versus a passive mobilisation plus assisted cranio-cervical flexion (mobilisation group) on performance of the cranio-cervical flexion test (CCFT), cervical range of motion (ROM) and pain in patients with chronic neck pain. Eighteen volunteers with ...
Chen C-C Jj - - 2013
BACKGROUND: This study was aimed at investigating the impact of assisted cycling therapy (ACT) on fine manual dexterity in adults with Down's syndrome (DS). METHODS: Nine persons with DS completed four different interventions: voluntary exercise (VE), voluntary with music (VEM), assisted exercise (AE) and no exercise (NE). Fine manual dexterity ...
Thrasher Timothy Adam - - 2013
To describe adaptations in power output, quadriceps muscle strength, and fatigability that occur during a 13-week regimen of Functional Electrical Stimulation Leg Cycle Ergometry (FES-LCE) in Spinal Cord Injury (SCI). To identify differences in outcomes between individuals with complete and incomplete motor impairment. Observational and longitudinal. Rehabilitation and biomechanics research ...
Guelfi Kym J - - 2013
The effect of exercise on appetite and appetite-related hormones during pregnancy is not known. This study found that 30 min of moderate-intensity stationary cycling transiently attenuated hunger and increased fullness in late gestational women (n = 12). Exercise did not affect perceived appetite or appetite-related hormones in response to subsequent ...
Butler Daniel P - - 2013
Spinning is an increasingly popular form of cycle-based exercise. The workouts are often of high-intensity and participants are intermittently encouraged to achieve a high crank-set-cadence rate. We report a unique case of an open ankle fracture requiring free flap coverage, which highlights the potential perils of spinning class.
Lakin Robert A - - 2013
Aerobic exercise such as running, walking and cycling is known to elicit a post-exercise hypotensive (PEH) response in both trained and untrained subjects. However, it is not known if swim exercise produces a similar effect in normotensive individuals. The complex acute physiological responses to water immersion suggest swimming may affect ...
Vogt Tobias - - 2013
Research has shown that physical exercise enhances cognitive performance in individuals with intact cognition as well as in individuals diagnosed with intellectual and developmental disabilities. Although well identified in the field of health (for example, the transient hypofrontality theory), the underlying neurocognitive processes in intellectual and developmental disabilities remain widely ...
Brown Melissa J - - 2013
Previous studies indicate that rifle shooting performance while standing is compromised when fatigued. Apprehension of suspects by police officers may involve foot pursuit and firing a weapon from a standing position. The purpose of the present study was to investigate pistol shooting performance in police officers under similar conditions of ...
Sawyer Brandon J - - 2013
The purpose of this study was to determine whether improvements in endurance exercise performance elicited by strength training were accurately reflected by changes in parameters of the power-duration hyperbola for high-intensity exercise. Before and after 8 weeks of strength training (N=14) or no-exercise control (N=5), 19 males (age 20.6±2.0 years; ...
Temesi John - - 2013
Purpose: Sleep deprivation (SD) is characterized by reduced cognitive capabilities and endurance exercise performance and increased perceived exertion (RPE) during exercise. The combined effects of SD and exercise-induced changeson neuromuscular function and cognition are unknown. This study aimed to determine if central fatigue is greater with SD, and if so, ...
Duncan Michael - - 2013
Abstract The present study examined the effects of differing intensity levels of acute exercise on preadolescent academic ability. In a repeated measures design, 18 preadolescent participants (mean age±S.D.=9.8±1.4 years: 9 male and 9 female) completed the Wide Range Achievement Test (WRAT 4) following 20 minutes of rest, 20-minutes on a ...
Farjadian Amir B - - 2013
Ankle impairment and lower limb asymmetries in strength and coordination are common symptoms for individuals with selected musculoskeletal and neurological impairments. The virtual reality augmented cycling kit (VRACK) was designed as a compact mechatronics system for lower limb and mobility rehabilitation. The system measures interaction forces and cardiac activity during ...
Hasnan Nazirah - - 2013
This study compared acute exercise responses during arm cranking, functional electrical stimulation (FES)-assisted leg cycling, and combined arm and leg ("hybrid") cycling in individuals with spinal cord injury during maximal and submaximal exercise. Nine male subjects with long-standing neurological lesions from C7 to T12 were recruited. All subjects performed arm ...
Fontes Eduardo B - - 2013
BACKGROUND/AIM: Currently, the equipment and techniques available to assess brain function during dynamic exercise are limited, which has restricted our knowledge of how the brain regulates exercise. This study assessed the brain areas activated during cycling by making use of a novel cycle ergometer, constructed to measure functional MRI (fMRI) ...
Logan-Sprenger Heather M - - 2013
This study investigated the effects of progressive mild dehydration during cycling on whole-body substrate oxidation and skeletal-muscle metabolism in recreationally active men. Subjects (N = 9) cycled for 120 min at ~65% peak oxygen uptake (VO2peak 22.7 °C, 32% relative humidity) with water to replace sweat losses (HYD) or without ...
Sampson John A - - 2013
OBJECTIVES: Mechanical and neuromuscular benefits arise during ballistic stretch-shortening cycle muscle activation, yet resistance training regimens are typically non-ballistic, and in contrast to ballistic movement, require a concentric deceleration phase. DESIGN: Twelve healthy males performed a unilateral, six repetition maximum non-ballistic elbow flexion-extension task during; (i) rapid shortening (RS), (ii) ...
Fisher James P JP School of Sport and Exercise Sciences, College of Life and Environmental Sciences, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK. - - 2013
We elucidated the autonomic mechanisms whereby heart rate (HR) is regulated by the muscle metaboreflex. Eight male participants (22 ± 3 years) performed three exercise protocols: (1) enhanced metaboreflex activation with partial flow restriction (bi-lateral thigh cuff inflation) during leg cycling exercise, (2) isolated muscle metaboreflex activation (post-exercise ischaemia; PEI) ...
De Pauw Kevin - - 2013
PURPOSE: To determine the effect of active recovery (AR), passive rest (PR) and cold water immersion (CWI) after 90 min intensive cycling on a subsequent 12 min time-trial (TT2) and the applied pacing strategy in TT2. METHODS: After a max test and familiarization trial, 9 trained male subjects (age: 22 ...
De Pauw Kevin K Dept of Human Physiology and Sports Medicine, Vrije Universiteit Brussel, Brussels, - - 2014
To determine the effect of active recovery (AR), passive rest (PR), and cold-water immersion (CWI) after 90 min of intensive cycling on a subsequent 12-min time trial (TT2) and the applied pacing strategy in TT2. After a maximal test and familiarization trial, 9 trained male subjects (age 22 ± 3 ...
Thijssen Dick H J DH Research Institute for Sport and Exercise Science, Liverpool John Moores University, Tom Reilly Building, Byrom Street, Liverpool L3 3AF, United Kingdom. - - 2013
Exercise training is associated with direct effects on conduit artery function and structure. Cross-sectional studies suggest the presence of systemic changes in wall thickness as a result of exercise in healthy subjects, but no previous study has examined this question in humans undertaking exercise training. To examine the change in ...
Walls Clinton E CE Department of Physiology, College of Medicine, The University of Arizona, Tucson, AZ 85721-0093, - - 2013
The genioglossus (GG) muscle is considered the principal protruder muscle of the tongue that dilates and stiffens the pharyngeal airway. We recorded whole muscle and single motor unit (MU) activities in healthy adults performing progressive intensity exercise on a cycle ergometer. Tungsten microelectrodes were inserted percutaneously into the GG of ...
Little Chris - - 2013
Abstract Inertial sensors may provide the opportunity for broader and more cost effective gait analysis; however some questions remain over their potential use in this capacity. The aim of the study was to determine whether an inertial sensor could discriminate between normal walking, fast walking, and running. A single group ...
Lee J K W - - 2013
There is limited information on the ingestion of cold drinks after exercise. We investigated the thermoregulatory effects of ingesting drinks at 4°C (COLD) or 28°C (WARM) during work-rest cycles in the heat. On 2 separate occasions, 8 healthy males walked on the treadmill for 2 cycles (45 min work; 15 ...
Sperlich B - - 2013
The increase in oxygen uptake > 100 ml · min-1 during steady state exercise when elevating the inspired fractional air content (FinO2) from 0.21-1.00 defines the "spirografic oxygen deficit" (SOD). The purpose of this study was 2-fold: 1) determine the SOD at different exercise intensities in healthy participants and 2) ...
Rønnestad Bent R - - 2013
The aim of the present study was to compare two methods that are frequently used to calculate the power output (MAP) that is associated with peak oxygen uptake (V[Combining Dot Above]O2peak) in the exercise mode of cycling. One method calculates MAP by extrapolation of the individual V[Combining Dot Above]O2 to ...
Isner-Horobeti Marie-Eve - - 2013
Eccentric (ECC) exercise is classically used to improve muscle strength and power in healthy subjects and athletes. Due to its specific physiological and mechanical properties, there is an increasing interest in employing ECC muscle work for rehabilitation and clinical purposes. Nowadays, ECC muscle actions can be generated using various exercise ...
Correia-Oliveira Carlos Rafaell - - 2013
The relationship between carbohydrate (CHO) availability and exercise performance has been thoroughly discussed. CHO improves performance in both prolonged, low-intensity and short, high-intensity exercises. Most studies have focused on the effects of CHO supplementation on the performance of constant-load, time-to-exhaustion exercises. Nevertheless, in the last 20 years, there has been a ...
Naugle Ke - - 2013
Active-video gaming is purported to produce similar cardiovascular responses as aerobic fitness activities. This study compared the emotional and cardiovascular effects of Wii games to traditional exercise in college-aged adults with different exercise backgrounds. Specifically, percent of heart rate reserve (%HRR), rating of perceived exertion (RPE), level of enjoyment, and ...
Ade C J - - 2013
The primary aims of the present study were to evaluate cardiorespiratory responses to incremental head down tilt exercise and to determine if the cardiorespiratory adaptations obtained from endurance training in the head down tilt posture transfer to the upright posture. 22 men (25±3 yrs) performed V˙O2peak cycle exercise tests in ...
Rinnov Anders - - 2013
Regular endurance exercise promotes metabolic and oxidative changes in skeletal muscle. Overexpression of interleukin-15 (IL-15) in mice exerts similar metabolic changes in muscle as seen with endurance exercise. Muscular IL-15 production has been shown to increase in mice after weeks of regular endurance running. With the present study we aimed ...
Verweij Bob G F BG Department of Medicine, Utrecht University, Utrecht, - - 2013
Current exercise prescription guidelines for children recommend at least 60 min of moderate-to-vigorous physical activity every day. However, little is known about the efficacy of different cardiorespiratory exercise modalities prescribed to the pediatric cohort. Sixteen healthy children (8-12 years) completed 5-min trials of treadmill walking, cycling, and elliptical training in ...
Kido Satoshi S Department of Physical Therapy, School of Health and Social Services, Saitama Prefectural - - 2013
[Purpose] In this study, combined training with breathing resistance and sustained physical exertion was carried out to evaluate its physiological effects and its effect on improve endurance capacity. [Subjects and Methods] The subjects were nine healthy adults (mean age 20.4, SD ± 1.7 years). The combined training group (n = 5) ...
Orr J L - - 2013
This pilot study compared oxygen consumption during arm crank and cycle ergometer tests in 15 women. The mean (SD) peak oxygen consumption was less with arm cranking (25 (5) ml.kg(-1) .min(-1) ) than with cycling (40 (7) ml.kg(-1) .min(-1) ), p < 0.0001. The mean (SD) anaerobic threshold was less with arm ...
Vogel T - - 2013
Aims of the study:  Stiffening of large arteries has been associated with increased cardiovascular outcomes among older subjects. Endurance exercises might attenuate artery stiffness, but little is known about the effects of intermittent training programme. We evaluate the effect of a short Intermittent Work Exercise Training Program (IWEP) on arterial ...
Levels Koen - - 2013
Purpose: The best way to apply precooling for endurance exercise in the heat is still unclear. The authors analyzed the effect of different preparation regimens on pacing during a 15-km cycling time trial in the heat. Methods: Ten male subjects completed four 15-km time trials (30°C), preceded by different preparation ...
Driller Matthew W - - 2013
Purpose: Compression garments have been commonly used in a medical setting as a method to promote blood flow. Increases in blood flow during exercise may aid in the delivery of oxygen to the exercising muscles and, subsequently, enhance performance. The aim of the current study was to investigate the effect ...
Sandfeld Jesper - - 2013
The goal was to investigate the effect of acute moderate hypobaric exposure on the physiological responses to sustained contractions (local) and light to moderate dynamic exercise (systemic) for cabin attendants (CAB) and a matched control group (CON). There were 14 CAB and 13 CON who participated. The experimental protocol was ...
Noordhof Dionne A - - 2013
Purpose: The purpose of this study was to test the assumption that gross efficiency (GE) at sea level (SL) is representative of GE at altitude (AL). It was hypothesized that an increased cost of ventilation and heart rate, combined with a higher respiratory-exchange ratio, at AL might result in a ...
Sandbakk Øyvind - - 2013
PURPOSE: To investigate performance and the associated physiological and biomechanical responses during upper-body repeated sprint work. METHODS: Twelve male ice sledge hockey players from the Norwegian national team performed eight 30-m sprints with start every 30 s and an active recovery between sprints. Time was captured every 10 m by ...
Keramidas Michail E - - 2013
The purpose of this study was to examine whether the forearm-finger skin temperature gradient (Tforearm-finger ), an index of vasomotor tone during resting conditions, can also be used during steady-state exercise. Twelve healthy men performed three cycling trials at an intensity of ~60% of their maximal oxygen uptake for 75 min ...
Lazzer Stefano - - 2013
We hypothesized, in a group of obese women (OB), a more significant impairment of aerobic metabolism during knee extension (KE) exercise vs. that described during cycle ergometer exercise, lending support to the role of skeletal muscles in limiting exercise tolerance in OB. Eleven OB (age 29.5 ± 5.5 years, body mass index 43.2 ± 5.4 kg m(-2)) ...
Kalpana Kommi K Department of Home Science, Sri Venkateswara University, Tirupati, - - 2013
Sugarcane juice (ScJ) is a natural drink popular in most tropical Asian regions. However, research on its effect in enhancing sports performance is limited. The present investigation was to study the effect of sugarcane juice on exercise metabolism and sport performance of athletes in comparison to a commercially available sports ...
Puype Joke - - 2013
PURPOSE- In this study we compared the effect of sprint interval training (SIT) in normoxia versus hypoxia on muscle glycolytic and oxidative capacity, monocarboxylate transporter (MCT) content, and endurance exercise performance. Methods - Healthy male volunteers (18-30 yrs) performed 6 weeks of SIT on a cycling ergometer (30s sprints vs. ...
Howe Samuel T - - 2013
β-alanine may benefit short duration, high-intensity exercise performance. The aim of this randomised, double-blind, placebo controlled study was to examine the effects of β-alanine supplementation on aspects of muscular performance in highly-trained cyclists. Sixteen highly-trained cyclists (mean±SD; age=24±7yr; mass=70±7kg; VO2max=67±4mL.kg-1·min-1) supplemented with either β-alanine (n=8, 65mg.kg-1BM) or a placebo (n=8, ...
< 1 2 3 4 5 6 7 8 9 10 >