解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract:PURPOSE:This study tested the hypothesis that exercise training improves myocardial blood flow and regional myocardial contractile function in a lateral border zone located adjacent to the ischemic zone during coronary artery occlusion. METHODS:Fourteen dogs were subjected to either 12 wk of dynamic exercise training ...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200104000-00008
更新日期:2001-04-01 00:00:00
abstract:PURPOSE:The purpose of this study was to evaluate physical performance (static and dynamic) of U.S. Air Force reservists after an eastbound air travel across seven time zones and to estimate the pharmacological aids slow-release caffeine and melatonin versus placebo in attempt to overcome the decline in performance. M...
journal_title:Medicine and science in sports and exercise
pub_type: 临床试验,杂志文章,随机对照试验
doi:10.1097/00005768-200104000-00018
更新日期:2001-04-01 00:00:00
abstract::Oxidation-reduction (redox) based regulation of gene expression appears to be a fundamental regulatory mechanism in cell biology. This basic information has been exploited to develop novel strategies in clinical therapeutics. In contrast to the conventional idea that reactive species mostly serve as a trigger for oxid...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章,评审
doi:10.1097/00005768-200103000-00005
更新日期:2001-03-01 00:00:00
abstract:PURPOSE:The purpose of the study was to investigate the core temperature responses to the induction of electrical exercise and to clarify whether an increase in temperature could be responsible for some of the observed reactions to acute and repeated exposure to electrical muscle stimulation. METHODS:The paralyzed thi...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200103000-00015
更新日期:2001-03-01 00:00:00
abstract:PURPOSE:Reducing ice friction was one of the motives for developing the klapskate. However, the magnitude of power dissipation that occurs with conventional skates when a skater plantar flexes his ankle and the tip of the blade is pressed into the ice has not been quantified previously. In this study, we examine how ic...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200103000-00025
更新日期:2001-03-01 00:00:00
abstract:PURPOSE:The purpose of this study was to determine whether fasting plasma leptin concentration was altered with an increase in training volume in competitive male and female athletes. METHODS:Intercollegiate male (N = 9) and female (N = 12) swimmers were examined during the preseason and at two times during the mid-se...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200102000-00009
更新日期:2001-02-01 00:00:00
abstract:PURPOSE:To determine whether lactate profiling could detect changes in discrete aspects of endurance fitness in world-ranked swimmers during a season. METHODS:Eight male and four female Australian National Team swimmers aged 20--27 yr undertook a 7 x 200-m incremental swimming step test on four occasions over an 8-mon...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200102000-00019
更新日期:2001-02-01 00:00:00
abstract:PURPOSE:For ultra-endurance athletes, whose energy expenditure is likely to be at the extremes of human tolerance for sustained periods of time, there is increased concern regarding meeting energy needs. Due to the lack of data outlining the energy requirements of such athletes, it is possible that those participating ...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200101000-00022
更新日期:2001-01-01 00:00:00
abstract:PURPOSE:This study examines heavy episodic alcohol consumption and associated harms in collegiate athletes in the United States. The factors which may promote or deter such use are explored. METHODS:Randomly selected students in a nationally representative sample of 4-yr colleges in the United States completed self-re...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200101000-00008
更新日期:2001-01-01 00:00:00
abstract:PURPOSE:To determine the prevalence of reversible airway obstruction in a group of professional football training camp participants. METHODS:All attendees at a Canadian Football League team rookie preseason training camp were invited to participate in a protocol designed to elicit symptoms and signs of reversible airw...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200012000-00003
更新日期:2000-12-01 00:00:00
abstract:PURPOSE:The purpose of this study was to examine the effect of regular CHO beverage ingestion and restricted fluid intake on various salivary parameters during prolonged cycle exercise. METHODS:In a randomized block design, 15 recreationally active men cycled for 2 h at 60% VO2max on three occasions, separated by 1 wk...
journal_title:Medicine and science in sports and exercise
pub_type: 临床试验,杂志文章,随机对照试验
doi:10.1097/00005768-200012000-00013
更新日期:2000-12-01 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
pub_type: 临床试验,杂志文章,随机对照试验
doi:10.1097/00005768-200012000-00023
更新日期:2000-12-01 00:00:00
abstract:PURPOSE:The objectives of this study were 1) to examine the differences between a noninjured (C) cohort of runners (N = 70) and runners afflicted with anterior knee pain (AKP) according to selected training, anthropometric, rearfoot motion, ground reaction force, and muscular strength and endurance variables; 2) to exp...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200011000-00003
更新日期:2000-11-01 00:00:00
abstract:INTRODUCTION:We examined the relationships between insulin-like growth factor I (IGF-I), its binding protein (IGFBP-3), body composition, and bone mineral density (BMD) in collegiate runners (N = 13), gymnasts (N = 10), and noncompetitive women (N = 10). METHODS:Subjects were evaluated by dual-energy x-ray absorptiome...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200011000-00013
更新日期:2000-11-01 00:00:00
abstract:PURPOSE:To study the effect of genetic factors, birth weight, early childhood growth, sport, hours of training, and pubertal status on the stature and body mass index (BMI) of children aged 9-13 participating in sports at a competitive level. METHODS:A total of 184 children (96 girls, 88 boys), competing in swimming, ...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200010000-00006
更新日期:2000-10-01 00:00:00
abstract:PURPOSE:The influence of maximal strength, as measured by the maximal load lifted for one repetition (1RM), on power production in the initial 200 ms of the concentric phase for both rebound and nonrebound movements was investigated. We also investigated the effect of external load upon this relationship. METHODS:Twen...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200010000-00016
更新日期:2000-10-01 00:00:00
abstract::We provide an updated version of the Compendium of Physical Activities, a coding scheme that classifies specific physical activity (PA) by rate of energy expenditure. It was developed to enhance the comparability of results across studies using self-reports of PA. The Compendium coding scheme links a five-digit code t...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200009001-00009
更新日期:2000-09-01 00:00:00
abstract:PURPOSE:In order to investigate overtraining-related adaptations in the autonomic nervous system, cardiac autonomic activity was examined in a junior cross-country skier who presented with reduced performance in competitions, early breathlessness during training sessions, and accumulated central fatigue. METHODS:Power...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200009000-00001
更新日期:2000-09-01 00:00:00
abstract:PURPOSE:The purpose of the present study was to examine the effect of muscle activity level on serum creatine kinase (CK) activity after high-force eccentric exercise of the elbow flexors. METHODS:Twenty-six male volunteers were randomly assigned to one of three groups for a 4-d treatment period after exercise: immobi...
journal_title:Medicine and science in sports and exercise
pub_type: 临床试验,杂志文章
doi:10.1097/00005768-200009000-00011
更新日期:2000-09-01 00:00:00
abstract:PURPOSE:Studies have shown that the classical sit-and-reach (CSR) test, the modified sit-and-reach (MSR), and the newly developed back-saver sit-and-reach (BS) test have poor criterion-related validity in estimating low-back flexibility but yielded moderate criterion-related validity in hamstring flexibility. The V sit...
journal_title:Medicine and science in sports and exercise
pub_type: 临床试验,杂志文章
doi:10.1097/00005768-200009000-00021
更新日期:2000-09-01 00:00:00
abstract:UNLABELLED:Closed rupture of the flexor tendon sheath has been known to occur in the elite rock climbing population. However, only one study has investigated the prevalence of this entity. PURPOSE:To examine an elite climbing group in this country for the prevalence of pulley rupture and report on other commonly occur...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200008000-00002
更新日期:2000-08-01 00:00:00
abstract:PURPOSE:The main purpose of the present investigation was to test whether and to what extent familial/genetic factors are involved in the changes of postheparin lipoprotein lipase (deltaPH-LPL) activity and triglyceride (deltaTG) levels in response to exercise training. Additional hypotheses were also tested as to whet...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200008000-00012
更新日期:2000-08-01 00:00:00
abstract:PURPOSE:To evaluate the impact of applying seven calibration equations (CE) in the estimation of free-living total energy expenditure (TEE) over 2-3 d in seven boys (mean +/- SD age 9.4+/-0.4 yr) by the Flex heart rate (HR) method. METHODS:HR and oxygen consumption were measured simultaneously for eight activities (ly...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200008000-00022
更新日期:2000-08-01 00:00:00
abstract::Participation in sports in on the increase; this article addresses the intersection of sports and infectious diseases. Some infections occur with increased incidence in sports; others have an increased impact in that setting. Addressed in this article are issues of diagnosis, prevention, and management of many of thes...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章,评审
doi:10.1097/00005768-200007001-00008
更新日期:2000-07-01 00:00:00
abstract:PURPOSE:To examine the effects of prolonged systemic administration of diclofenac sodium (Voltaren), a nonsteroidal anti-inflammatory drug, on objective indices of exercise-induced muscle damage in humans. METHODS:Fifty-four volunteers (mean age, 26.4 yr; range, 18-35) participated in this randomized double-blind, pla...
journal_title:Medicine and science in sports and exercise
pub_type: 临床试验,杂志文章,随机对照试验
doi:10.1097/00005768-200007000-00001
更新日期:2000-07-01 00:00:00
abstract:PURPOSE:Physical fitness and physical activity tracking data enhance our understanding as to when children settle into their long-term exercise and fitness patterns and, therefore. provide insight as to when programs focusing on preventing sedentary adults behaviors should be initiated. METHODS:In this paper, the trac...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200007000-00011
更新日期:2000-07-01 00:00:00
abstract:PURPOSE:To compare four different methods of measuring physical activity (PA) in adult women under free-living conditions. METHODS:Twelve women participated in a 7-d period during which PA was assessed via self-report, accelerometry and step-counting. Subjects wore at the waist a Tritrac-R3D accelerometer, a Computer ...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200007000-00021
更新日期:2000-07-01 00:00:00
abstract:PURPOSE:This study was designed to determine changes in metabolic and cardiovascular risk factors following normobaric hypoxic exercise training in healthy men. METHODS:Following a randomized baseline maximal exercise test in hypoxia and/or normoxia, 34 physically active subjects were randomly assigned to either a nor...
journal_title:Medicine and science in sports and exercise
pub_type: 临床试验,杂志文章
doi:10.1097/00005768-200006000-00004
更新日期:2000-06-01 00:00:00
abstract:PURPOSE:The purpose of this study was to compare architectural characteristics of leg muscles of sprinters and distance runners. METHODS:Skeletal muscle architectural characteristics were studied in 23 elite male 100-m sprinters (SPR, 10.0-10.9 s for 100 m), 24 elite male distance runners (DR, 13.5-14.5 min for 5000 m...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200006000-00014
更新日期:2000-06-01 00:00:00
abstract::The still-evolving Utah paradigm of skeletal physiology supplements former ideas about the control of postnatal bone strength and "mass" in health and disease, on earth and in orbit, and as functions of physical activities including sports. In its view, peak muscle forces on bone dominate control of the biologic mecha...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章,评审
doi:10.1097/00005768-200005000-00006
更新日期:2000-05-01 00:00:00
abstract:PURPOSE:Isokinetic strength is normally measured for a single range of motion and body position. This study quantified the variability, between individuals, in the relationships between a single peak knee extension moment and the isokinetic extension moments measured for different hip angles and ranges of knee motion. ...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200005000-00016
更新日期:2000-05-01 00:00:00
abstract:PURPOSE:The purpose of this project was to determine the incidence of exercise-induced bronchospasm (EIB) among U.S. Olympic winter sport athletes. METHODS:Subjects included female and male members of the 1998 U.S. Winter Olympic Team from the following sports: biathlon, cross-country ski, figure skating, ice hockey, ...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200004000-00003
更新日期:2000-04-01 00:00:00
abstract:OBJECTIVE:This study investigated the contributions of physical fitness and body composition to 24-h fat oxidation in adults under sedentary conditions in a whole-room calorimeter. METHODS:The following measurements were studied in 109 adults (49 male/45 female) at least 36 h after a bout of exercise: 1) aerobic fitne...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200004000-00013
更新日期:2000-04-01 00:00:00
abstract::The objective of the Team Physician Consensus Statement is to provide physicians, school administrators, team owners, the general public, and individuals who are responsible for making decisions regarding the medical care of athletes and teams with guidelines for choosing a qualified team physician and an outline of t...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200004000-00023
更新日期:2000-04-01 00:00:00
abstract:PURPOSE:Temperature increase, oxidative stress, and inflammatory reactions after endurance exercise were expected to stimulate the synthesis of heat shock proteins (HSP) in peripheral blood leukocytes. Furthermore, it was of interest whether regular endurance training influences HSP expression. METHODS:The expression ...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200003000-00007
更新日期:2000-03-01 00:00:00
abstract:PURPOSE:The purpose of this study was to evaluate energy balance and body composition in 42 gymnasts (mean age = 15.5 yr) and 20 runners (mean age = 26.6 yr), all of whom were on national teams or were nationally ranked. METHODS:Athletes were assessed for body composition using DEXA and skinfolds, and energy balance w...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200003000-00017
更新日期:2000-03-01 00:00:00
abstract:PURPOSE:A potential confounding factor in the interpretation of left ventricular (LV) structural and functional data in female subjects could be menstrual phase or contraceptive use upon assessment. To date no study has addressed this issue. METHODS:Seventeen eumenorrheic (EU; mean +/- SD age = 21 +/- 3 yr) and 14 com...
journal_title:Medicine and science in sports and exercise
pub_type: 杂志文章
doi:10.1097/00005768-200002000-00008
更新日期:2000-02-01 00:00:00
abstract:PURPOSE:The main purpose of the present study was to measure the total oxygen consumed, accumulation of blood metabolites, and performance during alternating intensity exercise before and after a period of creatine (Cr) loading in well-trained humans. METHODS:Fourteen males were randomly assigned to two groups of seve...
journal_title:Medicine and science in sports and exercise
pub_type: 临床试验,杂志文章,随机对照试验
doi:10.1097/00005768-200002000-00018
更新日期:2000-02-01 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
pub_type: 杂志文章
doi:10.1097/00005768-200002000-00028
更新日期:2000-02-01 00:00:00
abstract:PURPOSE:This study examined some physiological and performance responses to a 6-d taper, and the influence of training intensity and volume on these responses. METHODS:After 15 wk of training, 8 well-trained male middle-distance runners were randomly assigned to either a moderate volume taper (MVT, N = 4) or a low vol...
journal_title:Medicine and science in sports and exercise
pub_type: 临床试验,杂志文章,随机对照试验
doi:10.1097/00005768-200002000-00038
更新日期:2000-02-01 00:00:00