Search Results
Results 201 - 250 of 1203
< 1 2 3 4 5 6 7 8 9 10 >
Baker Daniel G - - 2009
It is theorized that the force and velocity profile of a repetition performed during a standard barbell exercise may be altered by substituting suspended chains for some portion of the total resistance. The purpose of this study was to document the alterations in lifting velocity that occur when the bench ...
Uchida Marco C - - 2009
This study assessed the effect of different resistance exercise scheme (RES) designs of similar total of load lifted on the responses of testosterone, cortisol, and creatine kinase (CK). Twenty-seven healthy males performed 1 of 4 bench press workouts described by the 1 repetition maximum (1RM) load: 4 sets of maximum ...
Pintar Jennifer A - - 2009
The abdominals are vital to activities of daily living, for the prevention of lumbar pathologies, and during sport performance. The purpose of this study was to determine if training without external resistance was a sufficient overload to improve abdominal strength as defined by peak force. Seventy-one healthy men and women ...
Mulder Edwin R - - 2009
Spaceflight and bed rest (BR) result in loss of muscle mass and strength. This study evaluated the effectiveness of resistance training and vibration-augmented resistance training to preserve thigh (quadriceps femoris) and calf (triceps surae) muscle cross-sectional area (CSA), isometric maximal voluntary contraction (MVC), isometric contractile speed, and neural activation (electromyogram) ...
Karabulut Murat - - 2010
The purpose of this study was to investigate and compare the effects of two types of resistance training protocols on the adaptation of skeletal muscle strength in older men. Thirty-seven healthy male subjects (50-64 years) participated in this study. Subjects were assigned to one of three groups: high-intensity (80% 1-RM) ...
Remaud Anthony - - 2010
Previous studies attempted to compare the effectiveness of isokinetic and isotonic training. However, they have provided conflicting results. The purpose of this study was to compare the effects of isotonic versus isokinetic standardized concentric strength training programs of the knee extensors on the neuromuscular system. The standardization of these two ...
Lusa Cadore E - - 2009
AIM: The aim of the present study was to investigate if there are differences in salivary hormonal responses to resistance exercise between long-term strength-trained and untrained men. METHODS: Twenty-eight subjects were recruited to this study, matched into a strength-trained group (SG, N=13) and an untrained group (UG, N=15). Upper and ...
Pearson Simon N - - 2009
Understanding how loading affects power production in resistance training is a key step in identifying the most optimal way of training muscular power - an essential trait in most sporting movements. Twelve elite male sailors with extensive strength-training experience participated in a comparison of kinematics and kinetics from the upper ...
Louis J - - 2009
Knee extensor muscle strength and metabolism were examined in endurance trained young versus master athletes (10 elderly: 62.5+/-4.1 yr and 10 young: 26.2+/-2.4 yr). Before and immediately after a resistance strength training (RST), subjects performed a maximal isometric voluntary contraction (MVC) and a 10-min cycling test at a same relative ...
Hu M - - 2009
This study was designed to assess the effects of strength training on work capacity and parasympathetic heart rate modulation during exercise in physically inactive men. Seventy-four men aged 20-45 were randomly assigned to training (n=52) and control (n=22) groups. Training groups underwent 10-weeks of progressive strength training. Body composition, one-repetition ...
Naclerio Fernando J - - 2009
The aim of this study was to determine the importance of muscular strength and power on a muscular endurance performance test. Fourteen firefighter recruits performed a progressive resistance test (PRT) followed by a specific maximum repetition test (MRT40) on the bench press exercise with measurements of power, strength, and muscular ...
Topp Robert - - 2009
OBJECTIVE: The purpose of this study was to examine the effect of a preoperative exercise intervention on knee pain, functional ability, and quadriceps strength among patients with knee osteoarthritis before and after total knee arthroplasty (TKA) surgery. DESIGN: A repeated-measures design was used to compare 2 groups over 4 data ...
Scopaz Kristen A - - 2009
To examine whether pretreatment magnitude of quadriceps activation (QA) helps predict changes in quadriceps strength after exercise therapy in subjects with knee osteoarthritis (OA). We hypothesized that subjects with lower magnitudes of QA (greater failure of muscle activation) would have smaller gains in strength compared with those with higher magnitudes ...
Tomas-Carus Pablo - - 2009
OBJECTIVE: To evaluate whether changes in muscle strength due to 32 weeks of supervised aquatic training predicted improvements on health-related quality of life (HRQOL). METHODS: Thirty women with FM aged 50.8 +/- 8.7 years were randomly assigned to an experimental group (n = 15), performing 3 weekly sessions of 60 ...
Szymanski David J - - 2009
Bat swing velocity is an important characteristic of successful hitters in baseball and softball. The purpose of this literature review is threefold. First, before describing what components and training methods have been investigated to improve bat swing velocity, it is necessary to discuss the importance of bat swing velocity and ...
Monteiro Artur G - - 2009
The purpose of our study was to compare strength gains after 12 weeks of nonperiodized (NP), linear periodized (LP), and nonlinear periodized (NLP) resistance training models using split training routines. Twenty-seven strength-trained men were recruited and randomly assigned to one of 3 balanced groups: NP, LP, and NLP. Strength gains ...
Moir Gavin L - - 2009
The purpose of the present study was to investigate the acute effects of performing a heavy resistance exercise (HRE) protocol on the mechanical variables during a series of bilateral hops. In a block-randomized design, 10 strength trained men performed an HRE or a control treatment before performing 5 series of ...
Karavirta Laura - - 2009
PURPOSE: Aging alters cardiac autonomic function, which may contribute to a higher risk of cardiac events. Spectral measures of HR variability (HRV) and fractal-like behavior of HR are considered as markers of a healthy heart. The present study examined the effects of combining endurance and strength training compared with endurance ...
Stock Roland - - 2009
OBJECTIVE: To investigate the effect of two weeks of intensive exercise on leg function in chronic stroke patients and to evaluate the feasibility of an intensive exercise programme in a group setting. DESIGN: Pilot study with one-group pre-test post-test design with two pre-tests and one-year follow-up. SETTING: Inpatient rehabilitation hospital. ...
Flint-Wagner Hilary G - - 2009
OBJECTIVE: To assess the effects of a 16-week progressive, individualized, high-intensity strength training program on muscle strength, pain, and function in patients with rheumatoid arthritis (RA). METHODS: Twenty-four RA patients (men, n = 5; women, n = 19) receiving infliximab participated in a randomized controlled trial. The strength training (ST) ...
Skinner Elizabeth H - - 2009
OBJECTIVE: To develop an outcome measure as a basis for prescribing and evaluating rehabilitation in the critically ill, and to measure its reliability and responsiveness to change. The study also aimed to assess the feasibility and safety of a pilot exercise training protocol in an intensive care unit. METHODS: We ...
Hawley John A - - 2009
Simultaneously training for both strength and endurance results in a compromised adaptation, compared with training for either exercise mode alone. This has been variously described as the concurrent training effect or the interference effect. It now appears that the genetic and molecular mechanisms of adaptation induced by resistance- and endurance-based ...
Kawahira Kazumi - - 2009
Corticobasal degeneration is a progressive neurological disorder characterized by a combination of parkinsonism and cortical dysfunction such as limb kinetic apraxia, alien limb phenomenon, and dementia. To study the effect of repetitive facilitation exercise (RFE) in a patient with corticobasal degeneration, we used a newly designed facilitation exercise designed to ...
Miyatake Nobuyuki - - 2009
The aim of this study was to explore muscle strength and its relation to exercise habits in Japanese. We used data from 3,018 men and 6,881 women aged 20-69 years and not using medications in a cross-sectional study. Exercise habits and muscle strength, i.e. grip strength and leg strength, were ...
Rahmani Abderrahmane - - 2009
The objective of this study was to design and validate a three degrees of freedom model in the sagittal plane for the bench press exercise. The mechanical model was based on rigid segments connected by revolute and prismatic pairs, which enabled a kinematic approach and global force estimation. The method ...
Maggioni Martina Anna - - 2010
Long-stay hospitalized elderly patients frequently develop a decrease in strength, cardiovascular fitness and balance, which can be improved by exercise. Neuromuscular electrical stimulation (ES) might also be effective in this population. The effect of different lower limb rehabilitation programs (3 interventions/week for 6 weeks) on functional fitness in 40 hospitalized ...
Hausswirth C - - 2010
PURPOSE: This study investigated the effects of a combined endurance and strength training on the physiological and neuromuscular parameters during a 2-h cycling test. METHODS: Fourteen triathletes were assigned to an endurance-strength training group and an endurance-only training group. They performed three experimental trials before and after training: an incremental ...
Zois Christos E - - 2009
We studied the effects on blood lipids and physical fitness after a training program that combined strength and aerobic exercise in postmenopausal women with type 2 diabetes. Ten patients (55.0 +/- 5.2 years) followed four exercise sessions per week, two strength and two aerobic, and ten (59.4 +/- 3.2 years) ...
Bogaerts An C G - - 2009
BACKGROUND: whole body vibration (WBV) training appears to be an efficient alternative for conventional resistance training in older individuals. So far, no data exist about the vibratory effect on cardiorespiratory fitness. OBJECTIVES: this randomised controlled trial assessed the effects of 1-year WBV training on cardiorespiratory fitness and muscle strength in ...
Schwingel Paulo A - - 2009
Predicting one repetition maximum equations accuracy in paralympic rowers Resistance training intensity is prescribed using percentiles of the maximum strength, defined as the maximum tension generated for a muscle or muscular group. This value is found through the application of the one maximal repetition (1RM) test. One maximal repetition test ...
Ghigiarelli Jamie J - - 2009
The purpose of this study was to explore the effects of a 7-week heavy elastic band and weighted-chain program on maximum muscular strength and maximum power in the bench press exercise. Thirty-six (n = 36) healthy men aged 18-30 years old, from the Robert Morris University football team, volunteered to ...
Lucas Samuel J E - - 2009
In this study, we examined the effect of 96-125 h of competitive exercise on cognitive and physical performance. Cognitive performance was assessed using the Stroop test (n = 9) before, during, and after the 2003 Southern Traverse adventure race. Strength (MVC) and strength endurance (time to failure at 70% current ...
Segura-Ortí E - - 2009
AIMS: The objective of this study was to determine whether 24 weeks resistance training during hemodialysis could improve exercise capacity, muscle strength, physical functioning and health-related quality of life compared to a low intensity aerobic program. MATERIAL AND METHODS: 27 patients (55.6 +/- 17.6 years) were recruited from two hemodialysis ...
Ojasto Timo - - 2009
This study examined the effects of different dynamic accentuated external resistance load levels during the eccentric(ECC) phase of ECC-concentric (CON) actions on acute neuromuscular, maximal force, and power responses in the bench press exercise in male subjects (age, = 32 +/- 4 years; n = 11). Four maximum strength sessions ...
Moras Gerard - - 2009
Lifting velocity may have a great impact on strength training-induced adaptations. The purpose of this study was to validate a method including a metronome and a measurement tape as inexpensive tools for the estimation of mean lifting velocity during the bench press exercise. Fifteen subjects participated in this study. After ...
Gearhart Randall F RF - - 2009
Strength tracking uses ratings of perceived exertion (RPE) as a reference value to determine changes in strength as a function of a resistance training program. The purpose of this investigation was to determine if the OMNI Resistance Exercise Scale (OMNI-RES) could be used to track training-induced strength changes in older ...
Gergley Jeffrey C - - 2009
The most recent American College of Sports Medicine (1998) recommendations for quantity and quality of exercise includes both resistance and endurance exercise components. Skeletal muscle adaptations to resistance-only and endurance-only programs may be different and possibly antagonistic when both types of training are imposed concurrently. The present study examined the ...
Hoffman Jay R - - 2010
The effect of 42 g of protein ingested pre- and post-exercise on recovery from an acute resistance exercise session was examined in 15 male strength/power athletes who were randomly divided into a supplement (SUP) or placebo (PL) group. Subjects reported to the Human Performance Laboratory (HPL) on four separate occasions ...
Lagally Kristen M - - 2009
This investigation evaluated the use of OMNI-Resistance Exercise Scale ratings of perceived exertion as a method for selecting training intensities that are appropriate for improving muscular fitness. 20 women (M = 21.3 yr., SD = 2.2) completed a one-repetition maximum for the chest press and knee extension. Participants returned for ...
Loimaala Antti - - 2009
Poor glucose control increases the risk of vascular complications and cardiovascular mortality in patients with diabetes mellitus (DM). Our aim was to evaluate the efficacy of a long-term exercise training program on metabolic control and arterial stiffness in patients with type 2 DM. Fifty men with DM (age 52.3 +/- ...
Haykowsky M - - 2009
The aim of this study was to examine the effects of 12 weeks of supervised aerobic and strength training (SET) versus no-training (NT) on peak aerobic power (VO2peak), submaximal exercise left ventricular (LV) systolic function, peripheral vascular function, lean tissue mass and maximal strength in clinically stable heart transplant recipients ...
Brorsson Sofia S Halmstad University, School of Business and Engineering, PO Box 823, SE-30118, Halmstad, Sweden. - - 2009
To evaluate the effects of hand exercise in patients with rheumatoid arthritis, and to compare the results with healthy controls. Forty women (20 patients with rheumatoid arthritis and 20 healthy controls) performed a hand exercise programme. The results were evaluated after 6 and 12 weeks with hand force measurements (with ...
LaStayo Paul C PC Department of Physical Therapy, University of Utah, 520 Wakara Way, Salt Lake City, UT 84108, USA. - - 2009
Muscle and mobility deficits can persist for years after a total knee arthroplasty (TKA). The purposes of this study were (1) to determine if 12 weeks of rehabilitation with resistance exercise induces increases in muscle size, strength, and mobility in individuals 1 to 4 years after a TKA; and (2) ...
Ebben William P - - 2009
PURPOSE: The purpose of this study was to evaluate differences in hamstring activation during lower body resistance training exercises. This study also sought to assess differences in hamstring-to-quadriceps muscle activation ratios and gender differences therein. METHODS: A randomized repeated measures design was used to compare six resistance training exercises that ...
Twiss Janice J - - 2009
PURPOSE: (a) to determine if 110 postmenopausal breast cancer survivors (BCS) with bone loss who participated in 24 months of strength and weight training (ST) exercises had improved muscle strength and balance and had fewer falls compared to BCS who did not exercise; and (b) to describe type and frequency ...
Dias Ingrid - - 2010
It is generally recommended that exercises involving large muscle groups be placed at the beginning of a training session. However, methodological training studies manipulating exercise order and the investigation of its influence on strength have not been conducted. Therefore, the purpose of this study was to examine the influence of ...
Pua Yong-Hao - - 2009
OBJECTIVE: Quadriceps strength (knee extensor torque) is an important correlate of physical function in individuals with hip osteoarthritis (OA). However, it remains unclear whether the ability to rapidly generate quadriceps torque in the early phase of muscle contraction (maximal rate of torque development [MRTD]) is also associated with physical function. ...
Gonzales J U - - 2009
The purpose of this study was to determine if muscle strength influences the hyperemic response to dynamic exercise. Men with low (n=8) and high (n=9) maximal forearm strength performed dynamic handgrip exercise as the same absolute workload increased in a ramp function (0.5 kg x min (-1)). Forearm blood flow ...
Deschenes Michael R - - 2009
OBJECTIVE: To determine whether prehabilitation, or exercise performed before muscle unloading, can effectively mitigate decreases in neuromuscular function typically elicited by unloading. DESIGN: Ten healthy, untrained young men (20.9 +/- 1.3 yrs; mean +/- SD) were initially tested for strength, work, power, and electromyography. After completing six prehabilitative resistance training ...
Cornish Stephen M - - 2009
PURPOSE: The authors examined the combined effects of conjugated linoleic acid (CLA), creatine (C), and whey protein (P) supplementation during strength training. METHODS: Sixty-nine participants (52 men, 17 women; M +/- SD age 22.5 +/-2.5 yr) were randomly assigned (double-blind) to 1 of 3 groups: CCP (6 g/d CLA + ...
< 1 2 3 4 5 6 7 8 9 10 >