Search Results
Results 201 - 250 of 1431
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Michaelides Marcos A - - 2011
Michaelides, MA, Parpa, KM, Henry, LJ, Thompson, GB, and Brown, BS. Assessment of physical fitness aspects and their relationship to firefighters' job abilities. J Strength Cond Res 25(4): 956-965, 2011-The purpose of this study was to identify the relationships between various fitness parameters and firefighting performance on an "Ability Test" ...
Ceglia Lisa - - 2011
Recent reports suggest that vitamin D status influences musculoskeletal health; yet, there are limited data in adult men. This study investigated whether serum 25-hydroxyvitamin D [25(OH)D] concentration was associated with lean body mass, muscle strength and physical performance in men. Population-based, observational survey. 1219 black, Hispanic and white randomly selected ...
Tripp Adam - - 2011
Converging evidence suggests a central role for dysfunction of the subgenual anterior cingulate cortex (sgACC) in the pathophysiology of major depressive disorder (MDD). Underlying mechanisms may include altered GABAergic function. Expression of somatostatin (SST), an inhibitory neuropeptide localized to a subset of GABA neurons, has been shown to be lower ...
Zlotnik Alexander - - 2011
Abnormally high concentrations of glutamate in brain fluids have been shown to be neurotoxic and correlate with a poor neurological outcome following traumatic brain injury (TBI). Since brain fluid glutamate can be reduced by scavenging blood glutamate, the purpose of this study was to investigate factors that may potentially influence ...
Kurina Olavi - - 2011
Both males and females of Baeopterogyna mihalyiiMatile, 1975 are recorded from northern Greece. Females are described for the first time providing photographs of the general facies and terminalia. In contrast to the single congener with stenopterous females - Baeopterogyna nudipes Vockeroth, 1972 - Baeopterogyna mihalyii is shown to have normally ...
Ozcan Mutlu - - 2010
this study evaluated the effect of different aging methods on the repair bond strength and failure types of a microhybrid and a nanohybrid composite. disk-shaped microhybrid (Quadrant Anterior Shine-QA) and nanohybrid (Tetric EvoCeram-TE) resin composite specimens (N = 192, n = 12/per group) were photopolymerized and randomly assigned to one ...
Stevens-Lapsley Jennifer E - - 2010
Danon disease is a rare X-linked myopathy that is characterized clinically by a triad of cardiomyopathy, skeletal myopathy, and cognitive impairment. The purpose of this investigation was to quantify functional performance, muscle weakness, and quadriceps activation in individuals with Danon disease as compared with healthy individuals. Four males (ages 10-34 ...
Hunter Gary R - - 2011
Aging is associated with loss of endurance; however, aging is also associated with decreased fatigue during maximal isometric contractions. The aims of this study were to examine the relationship between age and walking endurance (WE) and maximal isometric fatigue (MIF) and to determine which metabolic/fitness components explain the expected age ...
Maggio Marcello - - 2011
To test the relationship between gonadal status and objective measures and determinants of physical performance in older men and their determinants. The study included 455 ≥ 65 year older men of InCHIANTI study, Italy, with complete data on testosterone levels, hand grip strength, cross-sectional muscle area (CSMA), short physical performance ...
Magalhães Eduardo - - 2010
Cross-sectional study. To compare the hip strength of sedentary females with either unilateral or bilateral patellofemoral pain syndrome (PFPS) to a control group of sedentary females of similar demographics without PFPS. It has been suggested that hip muscle weakness may be an important factor in the etiology of young female ...
Wallerstein Lilian F - - 2010
Ramp isometric contractions determine peak torque (PT) and neuromuscular activation (NA), and ballistic contractions can be used to evaluate rate of torque development (RTD) and electrical mechanical delay (EMD). The purposes of this study were to assess the number of sessions required to stabilize ramp and ballistic PT and to ...
Parreira Samara Lamounier Santana - - 2010
To compare muscle strength (MS) and motor function in patients with Duchenne muscular dystrophy (DMD) receiving steroids for different times against the natural evolution of DMD described by Scott et al. 90 patients with DMD (aged 5- 12 years), receiving steroids for one to seven years, were evaluated by Medical ...
Nitz J C - - 2010
The Nintendo Wii Fit is a new product that is purported to improve balance, strength, flexibility, fitness and general well-being. Currently, there are no controlled trials published to support such claims. The aim of this research was to determine the feasibility of Wii Fit in improving balance, strength, flexibility and ...
Malina Robert M - - 2011
Purpose: To evaluate age and secular changes in strength of rural Zapotec adults in Oaxaca between 1978 and 2000. Methods: Grip strength, height and weight were measured in 1978 (n = 247, 19-82 years) and 2000 (n = 407, 19-89 years); 35 males and 52 females were measured in both years. MANCOVA was used ...
Camic Clayton L - - 2010
The purposes of the present study were to determine the patterns of age-related changes in 1) height (HT), body weight (BW), fat-free weight (FFW), and absolute isokinetic peak torque (PT); and 2) isokinetic PT covaried separately for HT, BW, FFW, and HT and BW combined in young wrestlers. One hundred ...
Kays Stephanie A - - 2010
The purpose of this study was to test the hypothesis that eating a meal reduces tongue strength and endurance in healthy old and young adults. It was predicted that older adults would show greater declines in tongue endurance while demonstrating higher perceived effort, longer meal durations, and clinical signs of ...
Lieberman Harris R - - 2010
BACKGROUND: US Army soldiers engage in strenuous activities and must maintain fitness and body weight to retain their jobs. Anecdotal reports suggest that the use of dietary supplements (DSs) by soldiers may reflect their unique occupational requirements and the complexity of their job and family responsibilities. OBJECTIVE: We assessed the ...
Palinkas Marcelo - - 2010
The present study aimed investigate the age and gender influence on maximal molar bite force and at outlining the criteria for normal masticatory muscle development in a sample of 177 Brazilian Caucasian dentate individuals aged 7-80 years divided into five age groups: I (7-12 years), II (13-20 years), III (21-40 ...
Cristea Alexander - - 2010
The skeletal muscle fibre is a syncitium where each myonucleus regulates the gene products in a finite volume of the cytoplasm, i.e., the myonuclear domain (MND). We analysed aging- and gender-related effects on myonuclei organization and the MND size in single muscle fibres from six young (21-31 years) and nine ...
Demura Shinichi - - 2011
This study aimed to clarify the difference in hand grip power in elderly males and females. The subjects were 15 elderly males (mean age 65.6±2.5 years, mean height 165.7±6.0cm, mean mass 63.9±5.5kg) and 15 elderly females (mean age 65.0±2.6 years, mean height 155.2±5.3cm, mean mass 56.5±7.3kg). Peak velocity was measured ...
Wormgoor Shohn - - 2010
Fast bowling is fundamental to all forms of cricket. The purpose of this study was to identify parameters that contribute to high ball release speeds in cricket fast bowlers. We assessed anthropometric dimensions, concentric and eccentric isokinetic strength of selected knee and shoulder muscle groups, and specific aspects of technique ...
Videler Annemieke J - - 2010
Clinical features of Charcot-Marie-Tooth disease type 1A (CMT1A) include slowly progressive distal muscle weakness, atrophy and sensory loss. Upper-limb involvement results in reduced manual dexterity interfering with the execution of daily activities. To identify which hand function impairments are determinants of manual dexterity in CMT1A. In a cross-sectional, observational study, ...
Feland J B - - 2010
This study was a randomized control trial. The purpose of this study was twofold: 1) to determine if stretching the hamstrings during whole-body-vibration (WBV) is more effective than static stretching alone; and 2) to monitor retention of flexibility changes. The main outcome measure was hamstring flexibility as measured in degrees ...
Wang Ching-Yi - - 2010
Hand dominance in a group of Asian adults 60 to 89 years old was examined. Participants were independently living in the community; free of pain, injury, and disease of the upper limbs; and had no restrictions on use of upper extremities in daily activities. The grip strengths of both hands ...
Di Giminiani R - - 2010
The first purpose of the present study was to assess acute, residual and chronic effects of whole-body vibration on hamstring and lower back flexibility through the application of an individual frequency of vibration. The second purpose was to determine whether the applied vibration intervention over time influences flexibility and reactive ...
Utter Alan C - - 2010
The objective of this study was to evaluate the utility of ultrasound velocity (UV) to detect changes in the hydration status of wrestlers after undergoing acute dehydration and a 2-hour rehydration period. Forty-seven NCAA wrestlers (mean+/-SEM); age 19.1+/-0.2 years, height 1.73+/-0.1 m, body mass (BM) 79.4+/-2.4 kg were tested in ...
Vitorino Jussara - - 2010
In order to diagnose abnormality in tongue strength and endurance and to obtain more precise rehabilitation planning, the aims of this study were to examine typical tongue strength and endurance of 75 healthy Portuguese speakers. The tongue strength and endurance scores were obtained using the Iowa Oral Performance Instrument (IOPI ...
Beenakker Karel G M - - 2010
There is growing recognition of the serious consequences of sarcopenia on the functionality and autonomy in old age. Recently, the age-related changes in several inflammatory mediators have been implicated in the pathogenesis of sarcopenia. The purposes of this systematic review were two-fold: (1) to describe the patterns of muscle strength ...
Rinastiti Margareta - - 2011
This study evaluates effects of aging on repair bond strengths of microhybrid, nanohybrid, and nanofilled composite resins and characterizes the interacting surfaces after aging. Disk-shaped composite specimens were assigned to one of three aging conditions: (1) thermocycling (5,000 ×, 5-55 °C), (2) storage in water at 37 °C for 6 ...
Yoshida Makoto - - 2010
CONTEXT: Studies have reported the difference in humeral retroversion (HR) between the dominant and nondominant side in throwing athletes. However, there are few data concerning HR for the rest of the population. In addition, the relationship between HR and external (ER) and internal rotation (IR) at 90 degrees shoulder abduction ...
Kim Sukwon - - 2010
Although a risk of occupational musculoskeletal diseases has been identified with age-related strength degradation, strength measures from working group are somewhat sparse. This is especially true for the lower extremity strength measures in dynamic conditions (i.e., isokinetic). The objective of this study was to quantify the lower extremity muscle strength ...
Weemhoff Mirjam - - 2010
Epidemiological data supports the hypothesis that ageing is a risk factor for pelvic organ prolapse. In this study, we intended to determine the effect of age on levator function and morphometry in women with pelvic floor disorders. Three hundred seventy-five patients underwent an interview, physical examination and transperineal ultrasound. Clinical ...
Irwin Curt B - - 2010
Clinical Measurement. Grip strength has been administered for many years with a wide variety of instruments and for very different purposes. To examine the reliability and validity of a new grip measurement device, the multiaxis profile (MAP) dynamometer, compared with the Baseline dynamometer (Fabrication Enterprises Inc., White Plains, NY) and ...
Harwood B - - 2010
In the biceps brachii, age-related differences in synaptic excitability and muscle architecture may affect motor unit (MU) activity differently depending on the position of the forearm. It was hypothesised that as a result of these age-related differences, greater changes in MU activity would accompany a change in forearm position in ...
Kanchan Tanuj - - 2010
The identification of isolated extremities is an issue of great significance in the investigation of the identity of victims of mass disasters and fatal assaults. In forensic investigations, the dimensions of the hand and foot have been used for determination of sex, age and stature of an individual. However, the ...
Moliner-Urdiales Diego - - 2010
The objective of this study is to analyse the association of objectively assessed physical activity (PA) with muscular strength and fat-free mass in adolescents, and to determine whether meeting the current PA recommendations is associated with higher levels of muscular strength and fat-free mass. The present cross-sectional study comprised 363 ...
Landi Francesco - - 2010
OBJECTIVE: Increasing evidence suggests that anorexia of aging can cause physical and mental impairment. The aim of the present study was to evaluate the relationship between anorexia of aging and measures of physical performance, muscle strength, and functional status in older persons aged 80 years or older. METHODS: Data are ...
Arts Ilse E M A - - 2010
BACKGROUND: Living independently is an important component of quality of life. Cardiovascular diseases are prominent among the chronic conditions that predispose elderly people to functional limitations and disability, which impair quality of life. Insight into factors that play a role in the development process of limitations and disability of patients ...
Nagasawa Yoshinori - - 2010
This study examined age group and individual differences in the controlled force exertion test using quasi-random display and proposed a provisional norm in 249 female participants who were right-handed and aged 15 to 84 years. The participants matched their submaximal grip strength exertions to changing demand values, appearing as a ...
Nimphius Sophia - - 2010
The purpose of this study was to investigate (a) the cross-sectional relationship of strength, power, and performance variables in trained female athletes and (b) determine if the relationship between these variables changes over the course of a season. Ten female softball players (age = 18.1 +/- 1.6 years, height = ...
Stolwijk-Sw?ste Janneke M - - 2010
OBJECTIVES: To describe the functional course over 5 years in patients aged 45 to 85 years with late-onset sequelae of poliomyelitis (LOSP) and to explore the impact of age and comorbidity. DESIGN: Prospective cohort study with 5 measurements over 5 years. SETTING: University hospital. PARTICIPANTS: Subjects with LOSP (N=168). INTERVENTIONS: ...
Malina Robert M - - 2010
OBJECTIVE: The study compared the grip strength of indigenous school youth 6-17 years of age in Oaxaca, southern Mexico, who were surveyed in 1968, 1978 and 2000. METHODS: Grip strength (Smedley/Stoelting) was measured to 0.5 kg in 1280 children and adolescent, 621 males and 659 females, in the three surveys. ...
Neville Christopher - - 2010
Tibialis posterior muscle weakness has been documented in subjects with Stage II posterior tibial tendon dysfunction (PTTD) but the effect of weakness on foot structure remains unclear. The association between strength and flatfoot kinematics may guide treatment such as the use of strengthening programs targeting the tibialis posterior muscle. Thirty ...
Hatamleh Muhanad M - - 2010
The purpose of this study was to test the effect of different periods of accelerated artificial daylight aging on bond strength of glass fiber bundles embedded into maxillofacial silicone elastomer and on bending strength of the glass fiber bundles. Forty specimens were fabricated by embedding resin-impregnated fiber bundles (1.5-mm diameter, ...
Choquette S - - 2010
This cross-sectional study proposes two relative strength indexes in order to evaluate the risks of lower mobility in healthy older adults: 1) handgrip strength on body mass index and 2) quadriceps strength on body weight. Nine hundred and four men and women aged between 67-84 years old were tested for ...
Puh Urska - - 2010
The purpose of the study was to quantify age-related changes in hand grip strength and three types of pinch grip strength (key pinch, tip pinch, and palmar pinch) among male and female participants. The study included 199 healthy participants (100 females, 99 males) aged 20-79 years, who were divided into ...
Miltner O - - 2010
AIM: The aim of this study was to analyse the efficiency of muscular activity in the trunk stabilisation of professional volleyball players compared to a group of amateur hobby players. The results were compared amongst the groups as well as with a reference group consisting of asymptomatic individuals. The question ...
Degache F - - 2010
OBJECTIVE: To investigate the relationships between isokinetic knee flexor and extensor muscle strength and physiological and chronological age in young soccer players. MATERIAL AND METHODS: Seventy-nine young, healthy, male soccer players (mean+/-standard deviation age: 12.78+/-2.88, range: 11 to 15) underwent a clinical examination (age, weight, height, body mass index and ...
Dalton B H - - 2010
Healthy adult ageing of the human neuromuscular system is comprised of changes that include atrophy, weakness and slowed movements with reduced spinal motor neurone output expressed by lower motor unit discharge rates (MUDRs). The latter observation has been obtained mostly from hand and lower limb muscles. The purpose was to ...
Cecílio F A - - 2010
The purpose of this study was to evaluate the influence of age on the electromyographic activity of masticatory muscles. All volunteers were Brazilian, fully dentate (except for Group I - mixed dentition), Caucasian, aged 7-80, and divided into five groups: I (7-12 years), II (13-20 years), III (21-40 years), IV ...
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