Older adults' desire for physical competence.

abstract：PURPOSE:Patellar tendon abnormality (PTA) on diagnostic imaging is part of the diagnostic criteria for patellar tendinopathy. PTA and altered landing strategies are primary risk factors that increase the likelihood of asymptomatic athletes developing patellar tendinopathy. Therefore, the aim of this study was to examin...

journal_title：Medicine and science in sports and exercise

authors： Mann KJ,Edwards S,Drinkwater EJ,Bird SP

更新日期：2013-03-01 00:00:00

abstract：PURPOSE:To determine the effects of age, gender, and ethnicity on the predicted aerobic power of youth as they age from 8 to 16 yr. METHODS:The sample was a multicohort group of 2540 African Americans (N = 543) and Caucasians (N = 1997), 1279 (50.4%) girls and 1261 (49.6%) boys. Heights, weights, and sum of skin folds...

journal_title：Medicine and science in sports and exercise

authors： McMurray RG,Harrell JS,Bradley CB,Deng S,Bangdiwala SI

更新日期：2002-01-01 00:00:00

abstract：UNLABELLED:Clinical treatment in physical rehabilitation routinely uses perceived relative forces. PURPOSE:This study used psychophysical methods to quantify subjects' errors during submaximal muscular force production. METHODS:A sample of young adult (aged 23 +/- 3 yr) females (N = 60, 62 +/- 14 kg) and males (N = 5...

journal_title：Medicine and science in sports and exercise

authors： Jackson AW,Dishman RK

更新日期：2000-02-01 00:00:00

abstract：PURPOSE:Maximizing carbohydrate availability is important for many endurance events. Combining pectin and sodium alginate with ingested maltodextrin-fructose (MAL + FRU + PEC + ALG) has been suggested to enhance carbohydrate delivery via hydrogel formation, but the influence on exogenous carbohydrate oxidation remains ...

journal_title：Medicine and science in sports and exercise

authors： Barber JFP,Thomas J,Narang B,Hengist A,Betts JA,Wallis GA,Gonzalez JT

更新日期：2020-06-01 00:00:00

abstract：:Although hyponatremia (HN) has been reported among endurance athletes, its etiology often remains uncertain and of great interest to clinicians and physiologists. This case report presents physiologic evidence regarding the etiology and development of HN during exercise in the heat. A 21-yr-old male volunteer (K.G.) u...

journal_title：Medicine and science in sports and exercise

authors： Armstrong LE,Curtis WC,Hubbard RW,Francesconi RP,Moore R,Askew EW

更新日期：1993-05-01 00:00:00

abstract：PURPOSE:Endurance training improves skeletal muscular function including energy metabolism and structure. Sex steroid hormones partly contribute to the exercise-induced muscular adaptations. Recently, we demonstrated that skeletal muscle contains steroidogenic converting enzymes to synthesize sex steroid hormones and a...

journal_title：Medicine and science in sports and exercise

authors： Aizawa K,Iemitsu M,Maeda S,Mesaki N,Ushida T,Akimoto T

更新日期：2011-11-01 00:00:00

abstract：:The assumption that lower extremity function is bilaterally symmetrical is prevalent throughout the biomechanics literature. The unilateral development of many overuse and acute injuries may suggest that this assumption is inaccurate. Analyses of bilateral function report conflicting results and may be partially attri...

journal_title：Medicine and science in sports and exercise

authors： Schot PK,Bates BT,Dufek JS

更新日期：1994-09-01 00:00:00

abstract：PURPOSE:This study investigated the changes in running mechanics and spring-mass behavior over a 24-h treadmill run (24TR). METHODS:Kinematics, kinetics, and spring-mass characteristics of the running step were assessed in 10 experienced ultralong-distance runners before, every 2 h, and after a 24TR using an instrumen...

journal_title：Medicine and science in sports and exercise

authors： Morin JB,Samozino P,Millet GY

更新日期：2011-05-01 00:00:00

abstract：PURPOSE:To evaluate effectively interventions to increase physical activity among older persons, reliable and valid measures of physical activity are required that can also detect the expected types of physical activity changes in this population. This paper describes a self-report physical activity questionnaire for o...

journal_title：Medicine and science in sports and exercise

authors： Stewart AL,Mills KM,King AC,Haskell WL,Gillis D,Ritter PL

更新日期：2001-07-01 00:00:00

abstract：PURPOSE:To test for relationships between objectively measured habitual physical activity and fundamental movement skills in a relatively large and representative sample of preschool children. METHODS:Physical activity was measured over 6 d using the Computer Science and Applications (CSA) accelerometer in 394 boys an...

journal_title：Medicine and science in sports and exercise

authors： Fisher A,Reilly JJ,Kelly LA,Montgomery C,Williamson A,Paton JY,Grant S

更新日期：2005-04-01 00:00:00

abstract：PURPOSE:Traction-induced injury, related to muscles of the superficial and deep posterior compartments, has been implicated as the cause of medial tibial stress syndrome (MTSS) with symptoms commonly occurring in the distal third of the posteromedial tibia. Standard anatomic texts do not identify this region as an atta...

journal_title：Medicine and science in sports and exercise

authors： Stickley CD,Hetzler RK,Kimura IF,Lozanoff S

更新日期：2009-11-01 00:00:00

abstract：PURPOSE:Studies have demonstrated that a combination of mental and physical challenge can elicit exacerbated state anxiety, effort sense, and cortisol responses above that of a single stimulus. However, an analysis of the effects of aerobic fitness on the responses of cortisol to concurrent mental and physical stress b...

journal_title：Medicine and science in sports and exercise

authors： Webb HE,Rosalky DS,Tangsilsat SE,McLeod KA,Acevedo EO,Wax B

更新日期：2013-02-01 00:00:00

abstract：PURPOSE:The aim of this study was to determine whether highly active antiretroviral therapy (HAART), rather than the direct effect of HIV infection, limits peripheral muscle oxygen extraction-utilization (a-vO(2)) in individuals infected with the human immunodeficiency virus (HIV). METHODS:Fifteen subjects (6 female a...

journal_title：Medicine and science in sports and exercise

authors： Cade WT,Fantry LE,Nabar SR,Shaw DK,Keyser RE

更新日期：2003-07-01 00:00:00

abstract：:The relationships between physical activity, physical fitness, and coronary heart disease risk factors measured in a large community sample were evaluated. Self-reported physical activity using a single question, maximal oxygen consumption estimates derived from the Pawtucket Heart Health Step Test, blood pressure, no...

journal_title：Medicine and science in sports and exercise

authors： Eaton CB,Lapane KL,Garber CE,Assaf AR,Lasater TM,Carleton RA

更新日期：1995-03-01 00:00:00

abstract：:The objective of this study was to investigate the relationship between physical fitness, lipids, and apolipoproteins in a cross-sectional study using a two-stage probability sample of the population of Northern Ireland. The main outcome measures were physical fitness using VO2max estimated by extrapolation from subma...

journal_title：Medicine and science in sports and exercise

authors： MacAuley D,McCrum EE,Stott G,Evans AE,Duly E,Trinick TR,Sweeney K,Boreham CA

更新日期：1997-09-01 00:00:00

abstract：INTRODUCTION AND PURPOSE:Physical inactivity in postmenopausal women contributes to a rise in atherogenic risk factors associated with the metabolic syndrome. Although regular physical activity positively contributes to health, inactivity progressively increases with age. The Dose Response to Exercise in Women aged 45-...

journal_title：Medicine and science in sports and exercise

authors： Morss GM,Jordan AN,Skinner JS,Dunn AL,Church TS,Earnest CP,Kampert JB,Jurca R,Blair SN

更新日期：2004-02-01 00:00:00

abstract：INTRODUCTION:Gastroesophageal reflux disease is a disorder in which gastric contents move from stomach to esophagus. Exercise is a recognized contributing factor to reflux in healthy volunteers and is reported to be proportional to exercise intensity and the type of exercise. Our aim was to explore changes in physiolog...

journal_title：Medicine and science in sports and exercise

authors： Collings KL,Pierce Pratt F,Rodriguez-Stanley S,Bemben M,Miner PB

更新日期：2003-05-01 00:00:00

abstract：PURPOSE:For most people, the benefits of physical activity far outweigh the risks. Research has suggested that exercise preparticipation questionnaires might refer an unwarranted number of adults for medical evaluation before exercise initiation, creating a potential barrier to adoption. The new American College of Spo...

journal_title：Medicine and science in sports and exercise

authors： Whitfield GP,Riebe D,Magal M,Liguori G

更新日期：2017-10-01 00:00:00

abstract：INTRODUCTION:The quadriceps avoidance gait pattern may not be as common in ACL deficient (ACLd) gait as previously described. PURPOSE:The purpose of this study was to investigate the existence of the quadriceps avoidance pattern in ACL deficient patients and to further identify gait compensations that may exist in thi...

journal_title：Medicine and science in sports and exercise

authors： Torry MR,Decker MJ,Ellis HB,Shelburne KB,Sterett WI,Steadman JR

更新日期：2004-08-01 00:00:00

abstract：PURPOSE:The purpose of this study was to determine the effect of thermal stress and hydration status on immune function during exercise. METHODS:Ten trained men completed four cycle ergometer rides at 55% VO2peak under the following conditions: EN (euhydrated neutral; 22 degrees C, 30% RH), DN (dehydrated neutral), EH...

journal_title：Medicine and science in sports and exercise

authors： Mitchell JB,Dugas JP,McFarlin BK,Nelson MJ

更新日期：2002-12-01 00:00:00

abstract：INTRODUCTION:The effects of glargine/glulisine insulin regimen on exercise blood glucose (BG) and strategies to limit exercise-induced hypoglycemia are not well documented. Intermittent high-intensity exercise has been proposed to prevent hypoglycemia, but its effect in participants with type 1 diabetes using glargine/...

journal_title：Medicine and science in sports and exercise

authors： Dubé MC,Lavoie C,Weisnagel SJ

更新日期：2013-01-01 00:00:00

abstract：PURPOSE:Physical activity (PA) associates with cardiovascular autonomic function, but the relationship with lifelong PA is unclear. We hypothesized that lifelong PA would associate with cardiovascular autonomic function in midlife. METHODS:At the age of 46 yr, the subjects of the prospective Northern Finland Birth Coh...

journal_title：Medicine and science in sports and exercise

authors： Kiviniemi AM,Perkiömäki N,Auvinen J,Herrala S,Hautala AJ,Ahola R,Tammelin T,Tulppo MP,Järvelin MR,Korpelainen R,Huikuri HV

更新日期：2016-08-01 00:00:00

abstract：PURPOSE:The asthmatic airway responds to exercise by bronchodilation (BD) during and bronchoconstriction (BC) after exercise. A refractory period induced by an initial exercise challenge that provides protection against BC during a subsequent exercise bout has also been observed. However, no studies examining during-ex...

journal_title：Medicine and science in sports and exercise

authors： Rundell KW,Spiering BA,Judelson DA,Wilson MH

更新日期：2003-01-01 00:00:00

abstract：PURPOSE:Aerobic training (AT) and high-intensity intermittent training (HIIT) reduce arterial stiffness, whereas resistance training (RT) induces deterioration of or no change in arterial stiffness. However, the molecular mechanism of these effects of different exercise modes remains unclear. This study aimed to clarif...

journal_title：Medicine and science in sports and exercise

authors： Hasegawa N,Fujie S,Horii N,Miyamoto-Mikami E,Tsuji K,Uchida M,Hamaoka T,Tabata I,Iemitsu M

更新日期：2018-06-01 00:00:00

abstract：PURPOSE:Lower-limb muscle weakness has often been reported in COPD, and contributes to exercise intolerance. Controversial information is available regarding upper-limb muscle adaptations and the influence of muscle wasting on muscle weakness. We investigated leg and arm muscle function in 59 stable COPD patients (GOLD...

journal_title：Medicine and science in sports and exercise

authors： Franssen FM,Broekhuizen R,Janssen PP,Wouters EF,Schols AM

更新日期：2005-01-01 00:00:00

abstract：PURPOSE:Supplementation with inorganic nitrate has been suggested to be an ergogenic aid for athletes as nitric oxide donor. The purpose of this study was to determine whether ingestion of inorganic sodium nitrate benefits well-trained athletes performing a 40-min exercise test in laboratory conditions. In addition, we...

journal_title：Medicine and science in sports and exercise

authors： Bescós R,Ferrer-Roca V,Galilea PA,Roig A,Drobnic F,Sureda A,Martorell M,Cordova A,Tur JA,Pons A

更新日期：2012-12-01 00:00:00

abstract：PURPOSE:Exercise improves the diagnostic performance of ankle-to-brachial index (ABI) in the detection of exercise-induced arterial endofibrosis (EIAE). Pressure values for all four limbs are required to calculate ABI, but rapid systemic pressure changes occur during the recovery period from exercise. We checked whethe...

journal_title：Medicine and science in sports and exercise

authors： Le Faucheur A,Noury-Desvaux B,Jaquinandi V,Louis Saumet J,Abraham P

更新日期：2006-11-01 00:00:00

abstract：BACKGROUND:Recently, triaxial raw acceleration accelerometers have become available from GENEActiv and ActiGraph; both are designed for wrist and hip wear. It is important to determine whether the output from these monitors is comparable with the wealth of data already collected from the hip-worn, epoch-based, uniaxial...

journal_title：Medicine and science in sports and exercise

authors： Rowlands AV,Rennie K,Kozarski R,Stanley RM,Eston RG,Parfitt GC,Olds TS

更新日期：2014-12-01 00:00:00

abstract：:The inheritance of cardiac changes during acute dynamic physical exercise was studied in 21 pairs of monozygotic and 12 pairs of dizygotic male twins, ages 18-31 yr. Echocardiography was performed in resting conditions and at submaximal supine bicycle exercise at a heart rate of 110 bpm. In resting conditions signific...

journal_title：Medicine and science in sports and exercise

authors： Bielen EC,Fagard RH,Amery AK

更新日期：1991-11-01 00:00:00

abstract：PURPOSE:Considering the different loading and training characteristics of the sports practiced during growth, it is important to specify and categorize the bone and soft tissue adaptations in adolescent athletes. This study aimed to categorize 10 different loading sports and a nonsport group and identify the difference...

journal_title：Medicine and science in sports and exercise

authors： Agostinete RR,Fernandes RA,Narciso PH,Maillane-Vanegas S,Werneck AO,Vlachopoulos D

更新日期：2020-12-01 00:00:00