2011 Compendium of Physical Activities: a second update of codes and MET values.

abstract：PURPOSE:The purpose of this study was to determine whether high frequency fatigue was present in the diaphragm after intense whole body endurance exercise. METHODS:We used bilateral phrenic nerve stimulation (BPNS) before and during recovery from whole body exercise to detect fatigue in the diaphragm. To detect high f...

journal_title：Medicine and science in sports and exercise

authors： Babcock MA,Pegelow DF,Taha BH,Dempsey JA

更新日期：1998-04-01 00:00:00

abstract：PURPOSE:To investigate the effects of training intensity and duration, through a range representative of training in endurance athletes, on acute recovery of autonomic nervous system (ANS) balance after exercise. METHODS:Nine highly trained (HT) male runners (VO2max 72 +/- 5 mL.kg.min(-1), 14 +/- 3 training hours per ...

journal_title：Medicine and science in sports and exercise

authors： Seiler S,Haugen O,Kuffel E

更新日期：2007-08-01 00:00:00

abstract：:To study effort tolerance in elderly women with different physical activity backgrounds, 52 physically active (PA) and 42 sedentary control women (CO) aged 66-85 yr were assigned to perform cycle ergometer exercise to their volitional maximum. Oxygen uptake, respiratory exchange ratio (RER), heart rate, work power, an...

journal_title：Medicine and science in sports and exercise

authors： Kallinen M,Suominen H,Vuolteenaho O,Alen M

更新日期：1998-01-01 00:00:00

abstract：PURPOSE:Text books attribute the side pain "stitch" during exercise to changes in blood flow to the viscera, but the little available research favors stretching of visceral ligaments. We therefore induced and modified stitch experimentally to investigate its cause and possible treatments. METHODS:Ten active healthy yo...

journal_title：Medicine and science in sports and exercise

authors： Plunkett BT,Hopkins WG

更新日期：1999-08-01 00:00:00

abstract：:A biomechanical model of the ankle joint was developed and was used to predict the forces at the ankle during the stance phase of running. Measurements from five cadavers were averaged to obtain insertion points and directions of pull of equivalent tendons with respect to the assumed center of the ankle joint. A minim...

journal_title：Medicine and science in sports and exercise

authors： Burdett RG

更新日期：1982-01-01 00:00:00

abstract：UNLABELLED:Physically active classroom lessons have been found to increase on-task behavior in children. Given that physical activity has been associated with an increased time on task (TOT) and that overweight children take fewer steps than normal weight children do, it was expected that benefits of the physical activ...

journal_title：Medicine and science in sports and exercise

authors： Grieco LA,Jowers EM,Bartholomew JB

更新日期：2009-10-01 00:00:00

abstract：PURPOSE:Physiological and perceptual measures during interval exercise are not well understood. The current study therefore examined the correspondence between RPE, HR, and blood lactate concentration ([La]) during interval cycling. METHODS:VO2peak and the 4.0 mmol x L(-1) lactate threshold were determined. In session...

journal_title：Medicine and science in sports and exercise

authors： Green JM,McLester JR,Crews TR,Wickwire PJ,Pritchett RC,Lomax RG

更新日期：2006-01-01 00:00:00

abstract：:A decrease in hepatic lactate dehydrogenase (LDH) activity following endurance training has been a consistent observation. In the present study, we sought to determine whether the training-induced decrease in hepatic LDH activity (pyruvate = substrate) was associated with a shift in the isoenzyme profile and/or altera...

journal_title：Medicine and science in sports and exercise

authors： Sumida KD,Frisch F,Donovan CM

更新日期：1995-04-01 00:00:00

abstract：:Two studies were conducted to test the validity of an all-out procedure for the assessment of the maximal accumulated oxygen deficit (AOD). Subjects in study 1 (N = 9; VO2max = 57 +/- 3 ml.kg-1.min-1 [+/- SEM]) completed three supramaximal efforts on a cycle ergometer. Exhaustive exercise during an all-out isokinetic ...

journal_title：Medicine and science in sports and exercise

authors： Gastin PB,Costill DL,Lawson DL,Krzeminski K,McConell GK

更新日期：1995-02-01 00:00:00

abstract：:Physiological variables must often be scaled for body size differences to permit meaningful comparisons between subjects or groups. This study aimed to determine the proper relationship between body dimensions and left ventricular mass (LVM) via allometric scaling (AS) in 142 subjects (78 males, 64 females; ages 18-40...

journal_title：Medicine and science in sports and exercise

authors： Batterham AM,George KP,Mullineaux DR

更新日期：1997-02-01 00:00:00

abstract：:1) Many otherwise healthy runners are prevented from participating fully in their chosen endurance sport because of overuse injuries. 2) The most important risk factor for incurring an overuse injury is a training error, such as excessive mileage, sudden change in training distance or intensity, too much hard interval...

journal_title：Medicine and science in sports and exercise

authors： O'Toole ML

更新日期：1992-09-01 00:00:00

abstract：INTRODUCTION:The significant sex disparity in sports-related knee injuries may be due to underlying differences in motor control. Although the development of sex-specific movement patterns is likely multifactorial, this study specifically focuses on the potential modulatory role of sex hormones. PURPOSE:This study aim...

journal_title：Medicine and science in sports and exercise

authors： Casey E,Hameed F,Dhaher YY

更新日期：2014-03-01 00:00:00

abstract：PURPOSE:A cyclical operational model is proposed to examine the interrelationship of a number of factors that are involved in sports injury epidemiology. In sports injury research, investigations often attempt to identify a unique risk factor that distinguishes an injured player. However, a wide variety of factors can ...

journal_title：Medicine and science in sports and exercise

authors： Gissane C,White J,Kerr K,Jennings D

更新日期：2001-12-01 00:00:00

abstract：:Chronically increased contractile activity by low-frequency stimulation induces a transformation of fast- into slow-twitch muscle fibers in the rabbit. This transformation is progressive with the duration of the stimulation and affects various functional systems of the muscle fiber in an orderly sequence. Early change...

journal_title：Medicine and science in sports and exercise

authors： Pette D

更新日期：1984-12-01 00:00:00

abstract：PURPOSE:The purpose of study was to determine whether quadriceps/patella and Achilles tendon length and flexibility of the knee extensors and plantar flexors are related to walking and running economy. METHODS:Twenty-one male distance runners were subjects. Quadriceps/patella and Achilles tendon length were measured b...

journal_title：Medicine and science in sports and exercise

authors： Hunter GR,Katsoulis K,McCarthy JP,Ogard WK,Bamman MM,Wood DS,Den Hollander JA,Blaudeau TE,Newcomer BR

更新日期：2011-08-01 00:00:00

abstract：PURPOSE:One purpose was to test the hypothesis that anxiety reductions following exercise are caused by a "time out" from daily cares and worries, and the second purpose was to document the magnitude of the change in state anxiety after exercise in high trait anxious females. METHODS:Anxious women (N = 14) completed f...

journal_title：Medicine and science in sports and exercise

authors： Breus MJ,O'Connor PJ

更新日期：1998-07-01 00:00:00

abstract：INTRODUCTION:The application of an autologous plasma rich in growth factors is beneficial in restoring connective tissues, as shown by clinical evidence in oral surgery and more recently in arthroscopic anterior cruciate ligament reconstruction and two cases of ruptured Achilles tendon in professional athletes. This is...

journal_title：Medicine and science in sports and exercise

authors： Sánchez M,Azofra J,Anitua E,Andía I,Padilla S,Santisteban J,Mujika I

更新日期：2003-10-01 00:00:00

abstract：PURPOSE:The purpose of this paper was to determine whether differences in hemoglobin (Hb) and muscle aerobic capacity exist between African-American (AA) and Caucasian (CA) premenopausal women and to determine whether Hb and aerobic capacity of the muscle are associated with the racial differences in maximum oxygen upt...

journal_title：Medicine and science in sports and exercise

authors： Hunter GR,Weinsier RL,McCarthy JP,Enette Larson-Meyer D,Newcomer BR

更新日期：2001-10-01 00:00:00

abstract：PURPOSE:This study examined the direct, moderating, and indirect effects of dispositional optimism on the prediction of, and athletes' responses to, injury. METHODS:A 2-yr longitudinal design was conducted with a baseline sample of 694 asymptomatic participants (389 men, 305 women; mean ± SD age = 19.17 ± 1.69 yr), 10...

journal_title：Medicine and science in sports and exercise

authors： Wadey R,Evans L,Hanton S,Neil R

更新日期：2013-02-01 00:00:00

abstract：PURPOSE:To characterize the hemodynamic and ventilatory responses to exercise in a group of patients with unexplained dyspnea, increased risk for pulmonary arterial hypertension (PAH), and an elevated mean pulmonary artery pressure (mPAP; >30 mm Hg) on exercise. METHODS:A total of 37 symptomatic patients at risk of PA...

journal_title：Medicine and science in sports and exercise

authors： Fowler RM,Maiorana AJ,Jenkins SC,Gain KR,O'Driscoll G,Gabbay E

更新日期：2011-06-01 00:00:00

abstract：PURPOSE:Heart transplant recipients (HTx) have a high prevalence of hypertension. Although exercise training promotes blood pressure (BP) reduction in HTx, the effects of a single exercise bout are unknown. Thus, we analyzed the acute effects of heated water-based exercise (HEx) versus land-based exercise (LEx) on ambu...

journal_title：Medicine and science in sports and exercise

authors： Castro RE,Guimarães GV,Da Silva JM,Bocchi EA,Ciolac EG

更新日期：2016-05-01 00:00:00

abstract：PURPOSE:: To evaluate the initial effects of antipronation taping (APT) on foot posture and electromyographic (EMG) activity of tibialis anterior (TA), tibialis posterior (TP), and peroneus longus (PL) muscles during walking. METHODS:: Five asymptomatic individuals who exhibited lower medial longitudinal arch height o...

journal_title：Medicine and science in sports and exercise

authors： Franettovich M,Chapman A,Vicenzino B

更新日期：2008-04-01 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

authors： Rico-Sanz J,Mendez Marco MT

更新日期：2000-02-01 00:00:00

abstract：:A 23-yr-old female body builder injured her right wrist while training. A correct diagnosis of pure distal radio-ulnar dislocation, ulnar volar, was made, and reduction was successfully carried out. After removal of plaster, the patient complained of wrist pain and clicking. Surgical exploration revealed a ruptured tr...

journal_title：Medicine and science in sports and exercise

authors： Francobandiera C,Maffulli N,Lepore L

更新日期：1990-04-01 00:00:00

abstract：PURPOSE:Aerobic exercise training in sedentary individuals improves physical fitness and various cardiovascular (CV) biomarkers. Nevertheless, there has been controversy as to whether exercise training may adversely affect some biomarkers in a small segment of the population. The purpose of this study was to investigat...

journal_title：Medicine and science in sports and exercise

authors： Leifer ES,Mikus CR,Karavirta L,Resnick BD,Kraus WE,Häkkinen K,Earnest CP,Fleg JL

更新日期：2016-01-01 00:00:00

abstract：PURPOSE:To evaluate the effects of a 12-wk period of aquatic training and subsequent detraining on health-related quality of life (HRQOL) and physical fitness in females with fibromyalgia. METHODS:Thirty-four females with fibromyalgia were randomly assigned into two groups: an exercise group, who exercised for 60 min ...

journal_title：Medicine and science in sports and exercise

authors： Tomas-Carus P,Häkkinen A,Gusi N,Leal A,Häkkinen K,Ortega-Alonso A

更新日期：2007-07-01 00:00:00

abstract：PURPOSE:The primary study aim was to evaluate associations of estimated weekly minutes of moderate-to-vigorous-intensity exercise from self-reports of the telephone-administered 7-Day Physical Activity Recall (7-Day PAR) with data captured by the RT3 triaxial accelerometer. METHODS:This investigation was undertaken as...

journal_title：Medicine and science in sports and exercise

authors： Sloane R,Snyder DC,Demark-Wahnefried W,Lobach D,Kraus WE

更新日期：2009-06-01 00:00:00

abstract：:The aim of this study was to determine the energy expenditure of a 1-h noncontact boxing training session and to compare these results with the energy expenditure of a more conventional recreational activity such as running. Eight healthy males, accustomed to noncontact boxing training, were recruited for the study. S...

journal_title：Medicine and science in sports and exercise

authors： Bellinger B,St Clair Gibson A,Oelofse A,Oelofse R,Lambert M

更新日期：1997-12-01 00:00:00

abstract：PURPOSE:We examined bilateral bone mineral density (BMD) in the arms of female college gymnasts to assess the relative contribution of high-impact loading forces versus daily activities on bone plasticity. METHODS:Twenty-five female collegiate gymnasts and 25 controls were studied. BMD of the lumbar spine, proximal fe...

journal_title：Medicine and science in sports and exercise

authors： Proctor KL,Adams WC,Shaffrath JD,Van Loan MD

更新日期：2002-11-01 00:00:00

abstract：PURPOSE:The purpose of this investigation was to determine whether whole body composition could be estimated in tall individuals using summed measures from two partial DXA scans. METHODS:Using a pencil-beam DXA, a convenience sample of young individuals (N = 19) were scanned three times. Two partial scans of the upper...

journal_title：Medicine and science in sports and exercise

authors： Evans EM,Prior BM,Modlesky CM

更新日期：2005-07-01 00:00:00