Magnetic resonance imaging of the shoulder in the primary care setting.

abstract：:Maximal lactate steady state (MLSS) refers to the upper limit of blood lactate concentration indicating an equilibrium between lactate production and lactate elimination during constant workload. The aim of the present study was to investigate whether different levels of MLSS may explain different blood lactate concen...

journal_title：Medicine and science in sports and exercise

authors： Beneke R,von Duvillard SP

更新日期：1996-02-01 00:00:00

abstract：:The influence of body weight on the performance in cross-country skiing has been studied by: dimensional analysis of the ratio (R) between the factors of importance to power production (VO2max, acceleration of gravity) and the braking powers, e.g., friction and air resistance; measuring the energy cost of level skiing...

journal_title：Medicine and science in sports and exercise

authors： Bergh U

更新日期：1987-08-01 00:00:00

abstract：:Hypertension is present in epidemic proportions in adults of industrialized societies and is associated with a markedly increased risk of developing numerous cardiovascular pathologies. There is a continuing debate as to the efficacy of aggressive pharmacological therapy in individuals with mild to moderate elevations...

journal_title：Medicine and science in sports and exercise

authors：

更新日期：1993-10-01 00:00:00

abstract：PURPOSE:The purpose of this investigation was to examine the effects of differing amounts of beta-hydroxy-beta-methylbutyrate (HMB), 0, 36, and 76 mg x kg(-1) x d(-1), on hematology, hepatic and renal function during 8 wk of resistance training. METHODS:Thirty-seven, untrained collegiate males and were randomly assign...

journal_title：Medicine and science in sports and exercise

authors： Gallagher PM,Carrithers JA,Godard MP,Schulze KE,Trappe SW

更新日期：2000-12-01 00:00:00

abstract：PURPOSE:The aim of this study was to investigate and improve the accuracy of accelerometer-type pedometers used by the elderly with slow walking speeds, with or without gait disorders, who do or do not use a cane. METHODS:Eighteen subjects walked with a cane (5 males, 13 females; age, 80.9 +/- 7.7 yr; height, 148.1 +/...

journal_title：Medicine and science in sports and exercise

authors： Ichinoseki-Sekine N,Kuwae Y,Higashi Y,Fujimoto T,Sekine M,Tamura T

更新日期：2006-09-01 00:00:00

abstract：PURPOSE:Fit individuals with metabolic syndrome (MetS) have lower mortality risk compared with less fit counterparts, despite the presence of obesity as a component of the syndrome. To understand the importance of fitness in treating this condition, we examined the association of fitness and fatness with central hemody...

journal_title：Medicine and science in sports and exercise

authors： Ramos JS,Ramos MV,Dalleck LC,Borrani F,Walker KB,Fassett RG,Sharman JE,Coombes JS

更新日期：2016-08-01 00:00:00

abstract：:Physical inactivity has been linked to rates of obesity, diabetes, and heart disease through insulin resistance and other mechanisms. Although sedentary workplace environments have unintentionally contributed to the risk for chronic diseases, innovations in the workplace environment could potentially rectify this publ...

journal_title：Medicine and science in sports and exercise

authors： Han HO,Lim J,Viskochil R,Aguiar EJ,Tudor-Locke C,Chipkin SR

更新日期：2018-10-01 00:00:00

abstract：INTRODUCTION:The isometric muscle force attained after active stretch is greater than that attained in a purely isometric contraction. This property is referred to as residual force enhancement (RFE). Because RFE is thought to be caused by a titin-based passive force, it should be preserved in reduced contractile force...

journal_title：Medicine and science in sports and exercise

authors： Fukutani A,Herzog W

更新日期：2018-06-01 00:00:00

abstract：:To test whether strenuous exercise with and without caloric restriction alters LH secretion, and whether these changes are apparent in the immediate post-exercise period, LH pulse parameters were studied in four moderately trained eumenorrheic women over three successive menstrual cycles. Blood samples were obtained 5...

journal_title：Medicine and science in sports and exercise

authors： Williams NI,Young JC,McArthur JW,Bullen B,Skrinar GS,Turnbull B

更新日期：1995-10-01 00:00:00

abstract：PURPOSE:Exercise has been well documented to exert a beneficial effect on cardiovascular health. The effective control of arterial pressure (BP) is essential from the standpoint of cardiovascular prevention. So far, no study has determined the long-term effect of regular training as a monotherapy on both BP at rest and...

journal_title：Medicine and science in sports and exercise

authors： Ketelhut RG,Franz IW,Scholze J

更新日期：2004-01-01 00:00:00

abstract：PURPOSE:Heart rate (HR) is widely used to adjust exercise intensity in aerobic training. Training HR recommendations are calculated often from simple equations. Because at lactate steady state (LASS) may be an intensity of exercise eliciting similar objective measures of intensity and similar subjective measures of met...

journal_title：Medicine and science in sports and exercise

authors： Roecker K,Niess AM,Horstmann T,Striegel H,Mayer F,Dickhuth HH

更新日期：2002-05-01 00:00:00

abstract：:The Age Discrimination in Employment Act has raised the issue of Bona Fide Occupational Qualifications for employment in the public safety sector. Complicating the issue is the number of lawsuits filed for violation of the Age Discrimination in Employment Act. Physical performance testing as an alternative to arbitrar...

journal_title：Medicine and science in sports and exercise

authors： Davis PO,Dotson CO

更新日期：1987-04-01 00:00:00

abstract：:Knee injuries continue to present a complex set of clinical problems. The answers to these problems have recently been redefined by the application of sophisticated biomechanical research methods to the study of knee ligaments and joint function. This manuscript reviews contributions which our laboratory has made to t...

journal_title：Medicine and science in sports and exercise

authors： Noyes FR,Keller CS,Grood ES,Butler DL

更新日期：1984-10-01 00:00:00

abstract：PURPOSE:Evasive sidestepping during sports commonly results in noncontact anterior cruciate ligament injuries. Sidestepping in response to different simple visual stimuli has been studied previously but never investigated using quasi-game-realistic visual conditions. We compared the biomechanics of high-level and low-l...

journal_title：Medicine and science in sports and exercise

authors： Lee MJ,Lloyd DG,Lay BS,Bourke PD,Alderson JA

更新日期：2013-09-01 00:00:00

abstract：:Sudden cardiac death is always a tragedy. Sudden death during sport is particularly poignant because people tend to associate sport with health and fitness. Both the public and the medical profession would like to prevent such events, and preparticipation medical screening is often promoted as one such method. When we...

journal_title：Medicine and science in sports and exercise

authors： MacAuley D

更新日期：1998-10-01 00:00:00

abstract：PURPOSE:To evaluate the effects of physical activity on bone mineral density, bone mineral content, and lean mass in postmenopausal, overweight/obese women. METHODS:We conducted a 12-month randomized controlled aerobic exercise intervention versus control in 173 sedentary, overweight/obese, postmenopausal women, aged ...

journal_title：Medicine and science in sports and exercise

authors： Chubak J,Ulrich CM,Tworoger SS,Sorensen B,Yasui Y,Irwin ML,Stanczyk FZ,Potter JD,McTiernan A

更新日期：2006-07-01 00:00:00

abstract：:To determine whether a 13C-bicarbonate, isotope dilution technique could be used to estimate relative changes in energy expenditure of leisure activities of short duration, we studied eight adolescents who performed the following activities: watching television (120 min); playing a stringed instrument (60 min plus 60 ...

journal_title：Medicine and science in sports and exercise

authors： Horswill CA,Zipf WB,Kien CL

更新日期：1997-09-01 00:00:00

abstract：:The immune response was assessed in 13 competitive bodybuilders self-administering anabolic-androgenic steroids and ten competitive bodybuilders not administering these drugs. Laboratory assessment included the number and relative distribution of T-cells, T-helper/inducer cells, T-cytotoxic/suppressor cells, activated...

journal_title：Medicine and science in sports and exercise

authors： Calabrese LH,Kleiner SM,Barna BP,Skibinski CI,Kirkendall DT,Lahita RG,Lombardo JA

更新日期：1989-08-01 00:00:00

abstract：PURPOSE:The purpose of the present study was to examine the effect of increased protein intake on short-term decrements in endurance performance during a block of high-intensity training. METHODS:Trained male cyclists (VO(2max) = 64.2 ± 6.5 mL·kg(-1)·min(-1)) completed two 3-wk trials both divided equally into normal ...

journal_title：Medicine and science in sports and exercise

authors： Witard OC,Jackman SR,Kies AK,Jeukendrup AE,Tipton KD

更新日期：2011-04-01 00:00:00

abstract：:The effects of the potent opioid, sufentanil, were studied in 11 athletes. Sufentanil was administered intravenously (up to 0.5 microgram.kg-1 over 10 min) to the subjects while they ran at 14 km.hr-1 on a level treadmill. Prior to, and after, the drug infusion, the treadmill was inclined by 6% for 4 min and CO2 was i...

journal_title：Medicine and science in sports and exercise

authors： Ward DS,Nitti GJ

更新日期：1988-12-01 00:00:00

abstract：UNLABELLED:Ratings of perceived exertion (RPE) were developed to provide a subjective estimation of exercise intensity during exercise but are also used to produce exercise intensities and to report the intensity of completed exercise sessions. PURPOSE:To determine the relationship between RPE assessed before, during,...

journal_title：Medicine and science in sports and exercise

authors： Kilpatrick MW,Robertson RJ,Powers JM,Mears JL,Ferrer NF

更新日期：2009-03-01 00:00:00

abstract：:Twelve college-age men exercised on a bicycle ergometer to VO2max and at 60, 70, and 80% VO2max for 30 min to determine the effects of exercise intensity on plasma beta-endorphin (B-EP). The time course for alterations in B-EP and the relationship to lactate were also examined. Following the VO2max test, the three sub...

journal_title：Medicine and science in sports and exercise

authors： Goldfarb AH,Hatfield BD,Armstrong D,Potts J

更新日期：1990-04-01 00:00:00

abstract：INTRODUCTION:Unilateral elbow pain results in sensorimotor dysfunction that is frequently bilateral, affects local and remote upper limb muscles, and persists beyond resolution of local tendon symptoms. These characteristics suggest supraspinal involvement. Here, we investigated 1) the excitability and organization of ...

journal_title：Medicine and science in sports and exercise

authors： Schabrun SM,Hodges PW,Vicenzino B,Jones E,Chipchase LS

更新日期：2015-04-01 00:00:00

abstract：PURPOSE:This study established the published prediction equations for the energy expenditure of walking and running compared with the measured values. To make this comparison we first determined whether differences exist in energy expenditure for 1600 m of walking versus running, and whether energy expenditure differen...

journal_title：Medicine and science in sports and exercise

authors： Hall C,Figueroa A,Fernhall B,Kanaley JA

更新日期：2004-12-01 00:00:00

abstract：:Heavy whole-body exercise, requiring a 10- to 15-fold increase in minute ventilation, encroaches on the capacities of the respiratory muscle system to respond. Recently, using the technique of bilateral phrenic nerve stimulation, it has been shown that heavy endurance exercise (> 85% of VO2max) lasting > 8-10 min caus...

journal_title：Medicine and science in sports and exercise

authors： Johnson BD,Aaron EA,Babcock MA,Dempsey JA

更新日期：1996-09-01 00:00:00

abstract：PURPOSE:Little is known of the potential long-term gait alterations that occur after an anterior cruciate ligament (ACL) reconstruction. In particular, variables, such as impact loading, which have been previously associated with joint deterioration, have not been studied in walking and running after an ACL reconstruct...

journal_title：Medicine and science in sports and exercise

authors： Noehren B,Wilson H,Miller C,Lattermann C

更新日期：2013-07-01 00:00:00

abstract：:The reproducibility of the Bruce exercise test protocol for the determination of maximal aerobic activity was evaluated in sedentary older women. Seventeen women between the ages of 51 and 68 yr performed five maximal graded exercise tests to volitional fatigue on a treadmill. VO2max (mL.kg-1.min-1) values averaged 27...

journal_title：Medicine and science in sports and exercise

authors： Fielding RA,Frontera WR,Hughes VA,Fisher EC,Evans WJ

更新日期：1997-08-01 00:00:00

abstract：:It is the position of the American Dietetic Association, Dietitians of Canada, and the American College of Sports Medicine that physical activity, athletic performance, and recovery from exercise are enhanced by optimal nutrition. These organizations recommend appropriate selection of foods and fluids, timing of intak...

journal_title：Medicine and science in sports and exercise

authors： American Dietetic Association.,Dietitians of Canada.,American College of Sports Medicine.,Rodriguez NR,Di Marco NM,Langley S

更新日期：2009-03-01 00:00:00

abstract：PURPOSE:Few data on the effect of exercise interventions in black women at risk for cardiovascular disease are available. METHODS:Women ≥18 yr of age without known cardiovascular disease with ≥1 coronary risk factor were enrolled in a community-based exercise program ≥3 d·wk for ≥30 min per session for 6 months. Exerc...

journal_title：Medicine and science in sports and exercise

authors： Bowdon M,Marcovitz P,Jain SK,Boura J,Liroff KG,Franklin BA

更新日期：2018-07-01 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