Changes of white blood cell count during prolonged exercise.

abstract：:To examine the influence of acute resistive exercise and "hormone status" on cytokine profile, 35 postmenopausal women (72 +/- 6.2 yr) underwent a moderate-high-intensity resistive exercise bout or rested. There were 4 groups: no hormone replacement (NHR, n = 9), hormone replacement (HRT, n = 12), selective estrogen r...

journal_title：International journal of sports medicine

authors： Phillips MD,Flynn MG,McFarlin BK,Stewart LK,Timmerman KL,Ji H

更新日期：2008-02-01 00:00:00

abstract：:Since the introduction of blood analysis performed before major cycling events in 1997, there have been discussions concerning the quality of the results. The aim of our study therefore was to measure blood samples and compare the results obtained on the field with those obtained in the laboratory. For this it was nec...

journal_title：International journal of sports medicine

authors： Robinson N,Schattenberg L,Zorzoli M,Mangin P,Saugy M

更新日期：2005-04-01 00:00:00

abstract：:The aim of the present study was to analyze the effects of age on cardiorespiratory fitness (CRF), muscle strength and heart rate (HR) response to exercise adaptation in women in response to a long-term twice-weekly combined aerobic and resistance exercise program. 85 sedentary women, divided into young (YG; n=22, 30....

journal_title：International journal of sports medicine

authors： Ciolac EG,Roberts CK,da Silva JM,Guimarães GV

更新日期：2014-05-01 00:00:00

abstract：:It has been asserted that the consumption of oxygenated water can support physical working capacity. As this has not been accurately investigated yet we analyzed effects of a two-week period of daily O2-water ingestion on spiroergometric parameters and lactate metabolism in healthy adults. Twenty men (24 +/- 2.5 years...

journal_title：International journal of sports medicine

authors： Leibetseder V,Strauss-Blasche G,Marktl W,Ekmekcioglu C

更新日期：2006-03-01 00:00:00

abstract：:The aim of this study was to investigate the effect of short-term, moderate intensity and low volume endurance training on gonadal hormone profile in untrained men. Fifteen young, healthy men performed an endurance training of 5-week duration on a cycle ergometer. Before and after the exercise program all participants...

journal_title：International journal of sports medicine

authors： Grandys M,Majerczak J,Duda K,Zapart-Bukowska J,Kulpa J,Zoladz JA

更新日期：2009-07-01 00:00:00

abstract：:The aims were both to determine lactate and ventilatory threshold during incremental resistance training and to analyze the acute cardiorespiratory and metabolic responses during constant-load resistance exercise at lactate threshold (LT) intensity. Ten healthy men performed 2 protocols on leg press machine. The incre...

journal_title：International journal of sports medicine

authors： de Sousa NM,Magosso RF,Pereira GB,Souza MV,Vieira A,Marine DA,Perez SE,Baldissera V

更新日期：2012-02-01 00:00:00

abstract：:We investigated the early effects of whole body vibration (WBV) added to hypocaloric diet on insulin-resistance and other parameters associated with glucose regulation in sedentary obese individuals. We randomly assigned 34 patients to WBV plus hypocaloric diet (WBV group) or diet alone (CON group) for 8 weeks. Fastin...

journal_title：International journal of sports medicine

authors： Bellia A,Sallì M,Lombardo M,D'Adamo M,Guglielmi V,Tirabasso C,Giordani L,Federici M,Lauro D,Foti C,Sbraccia P

更新日期：2014-06-01 00:00:00

abstract：:The relationships between perceived exertion and the physiological variables oxygen uptake (VO2), heart rate (HR) and blood lactate concentration (HLa) were studied in tethered swimming. Seven male and ten female subjects swam at five submaximal intensities. The degree of perceived exertion was measured both on the ca...

journal_title：International journal of sports medicine

authors： Ueda T,Kurokawa T

更新日期：1995-08-01 00:00:00

abstract：:The present study examined the neuromuscular activation characteristics of the hamstrings during the 'Nordic' hamstrings exercise (NHE) and changes in the eccentric strength of the knee flexors with NHE training. Initially, the normalised root mean square electromyographic (EMG) activity of the hamstrings of both limb...

journal_title：International journal of sports medicine

authors： Iga J,Fruer CS,Deighan M,Croix MD,James DV

更新日期：2012-12-01 00:00:00

abstract：:Mechanical efficiency of positive work (eta+) and elastic behavior of human skeletal muscles were investigated on a special sledge apparatus which allowed the use of the normal stretch-shortening cycle exercises. Twenty-five young men were investigated in a total of 92 exercise situations, in which the intensity of th...

journal_title：International journal of sports medicine

authors： Aura O,Komi PV

更新日期：1986-06-01 00:00:00

abstract：:The aim of this study was to test the validity and the reliability of the G-Cog which is a new BMX powermeter allowing for the measurements of the acceleration on X-Y-Z axis (250 Hz) at the BMX rear wheel. These measurements allow computing lateral, angular, linear acceleration, angular, linear velocity and the distan...

journal_title：International journal of sports medicine

authors： Chiementin X,Crequy S,Bertucci W

更新日期：2013-11-01 00:00:00

abstract：:The major objective in this study was a comparison of the motor performance of young male smokers and non-smokers. We tested the endurance capacity, maximal isometric strength, speed of whole-body movements, flexibility and balancing ability of 74 smokers and 118 non-smokers. Then we measured the balancing ability, th...

journal_title：International journal of sports medicine

authors： Burtscher M,Likar R,Pechlaner C,Kunz F,Philadelphy M

更新日期：1994-05-01 00:00:00

abstract：:This investigation evaluated the effects of beverage carbonation and carbohydrate (CHO) content on fluid replacement following exercise/thermal dehydration. On four occasions separated by at least 7 days, eight healthy men cycled at 50% of VO2max in a hot environmental chamber (40 degrees C, 40% relative humidity) unt...

journal_title：International journal of sports medicine

authors： Lambert CP,Costill DL,McConell GK,Benedict MA,Lambert GP,Robergs RA,Fink WJ

更新日期：1992-05-01 00:00:00

abstract：:The aim of this study was to determine if stepping cadence when controlling for total steps has a differential impact on regional vascular function. 16 young adults (21±2 years) performed fast (125 steps per min) and slow (80 steps per min) walking for a total of 3 000 steps on separate days. Doppler ultrasound was us...

journal_title：International journal of sports medicine

authors： Compton RO,Ulcak M,Gonzales JU

更新日期：2015-11-01 00:00:00

abstract：:The circulation of blood during upright exercise involves a two-pump system, a central cardiac pump and a peripheral pump responsible for systemic venous return. Axiomatically, the function of the two pumps must be equal, and certain evidence suggests that the peripheral pump may "drive" the circulation during exercis...

journal_title：International journal of sports medicine

authors： Rowland TW

更新日期：2001-11-01 00:00:00

abstract：:This study examined the relationship between PhA and short-term maximal intensity efforts in soccer players, and was conducted in 99 male soccer players, ages 19-36 years. Bioelectrical impedance was used to assess body fat, fat free mass (FFM) and PhA (phase angle). Running Anaerobic Sprint Test (RAST) was used to ev...

journal_title：International journal of sports medicine

authors： Nabuco HCG,Silva AM,Sardinha LB,Rodrigues FB,Tomeleri CM,Ravagnani FCP,Cyrino ES,Ravagnani CFC

更新日期：2019-10-01 00:00:00

abstract：UNLABELLED:Caffeine has many diverse physiological effects including central nervous system stimulation. Ventilatory threshold and a recently described heart rate variability threshold both have a relationship with autonomic control that could be altered by caffeine consumption. The purpose of this investigation was to...

journal_title：International journal of sports medicine

authors： Karapetian GK,Engels HJ,Gretebeck KA,Gretebeck RJ

更新日期：2012-07-01 00:00:00

abstract：:The effects of two 4-week training programs on knee flexor and extensor strength were measured isokinetically (angular velocity 30 degrees, 180 degrees/s) and isometrically in division IV soccer players. Group A followed a team training program and group B an individual weight training program. Group C served as contr...

journal_title：International journal of sports medicine

authors： Oberg BE,Möller MH,Ekstrand J,Gillquist J

更新日期：1985-06-01 00:00:00

abstract：:To examine torque variability in 2 antagonistic muscles 20 individuals performed maximal and submaximal (5, 10, 20, 50 and 75% of Maximal Voluntary Contraction, MVC) isometric wrist flexions and extensions (5 s) at 5 different angles (230, 210, 180, 150 and 130°). The EMG activity of Flexor Carpi Ulnaris (FCU) and Ext...

journal_title：International journal of sports medicine

authors： Salonikidis K,Amiridis IG,Oxyzoglou N,Giagazoglou P,Akrivopoulou G

更新日期：2011-10-01 00:00:00

abstract：:The aim of this study was to determine long term changes in shoulder and elbow joints of former elite javelin throwers. Twenty-one elite javelin throwers were examined at an average of 19 years after the end of their high performance phase. Mean age at examination was 50 years. Functional assessment of both shoulders ...

journal_title：International journal of sports medicine

authors： Schmitt H,Hansmann HJ,Brocai DR,Loew M

更新日期：2001-05-01 00:00:00

abstract：:The optimal exercise modality for the improvement of health-related parameters and microvascular function in obese adolescents is not yet fully understood. Therefore, this study aimed to 1) compare the microvascular phenotype of obese and normal-weight adolescents; and 2) to determine the effects of a lifestyle interv...

journal_title：International journal of sports medicine

authors： Morrissey C,Montero D,Raverdy C,Masson D,Amiot MJ,Vinet A

更新日期：2018-06-01 00:00:00

abstract：:Pulse oximetry allows non-invasive monitoring of arterial oxygen saturation (SO2). To study the validity of pulse oximetry, comparative measurements were performed. During exhaustion limited exercise SO2-values measured by pulse oximetry (SO2puls), calculated SO2-values (algorithms of Kelman, Severinghaus, and Siggaar...

journal_title：International journal of sports medicine

authors： Breuer HW,Groeben H,Schöndeling H,Worth H

更新日期：1990-02-01 00:00:00

abstract：:A field test for the determination of anaerobic threshold (AT) based on the relationship between work intensity and heart rate was previously developed in adult runners (4) and then applied in various sports activities (3, 5, 9). In the current study the same relationship between running speed (S) and heart rate (HR) ...

journal_title：International journal of sports medicine

authors： Ballarin E,Borsetto C,Cellini M,Patracchini M,Vitiello P,Ziglio PG,Conconi F

更新日期：1989-10-01 00:00:00

abstract：:This study sought to determine if prophylactic ankle taping and bracing influenced vertical leg stiffness during hopping. Twenty healthy and physically active participants completed testing under three ankle stabilizer conditions, ankle tape, semi-rigid ankle brace or control (no stabilizer) during three separate sess...

journal_title：International journal of sports medicine

authors： Williams S,Riemann BL

更新日期：2009-05-01 00:00:00

abstract：:This study compared acute responses of systolic and diastolic blood pressure (SBP/DBP), cardiac output (Q), heart rate (HR), stroke volume (SV), total peripheral resistance (TPR) and rate of perceived exertion (RPE) during resistance exercise performed continuously and discontinuously. Hemodynamic responses and RPE we...

journal_title：International journal of sports medicine

authors： Massaferri R,Matos-Santos L,Farinatti P,Monteiro WD

更新日期：2015-11-01 00:00:00

abstract：:Vigorous and prolonged physical exercise and mechanical involvement of the perineal region might influence prostatic function and measurement of both total (PSA) and free prostate specific antigen (fPSA), decreasing the diagnostic efficiency of the laboratory screening for either benign or neoplastic prostate disorder...

journal_title：International journal of sports medicine

authors： Lippi G,Corgnati A,Salvagno G,Schena F,Franchini M,Guidi G

更新日期：2005-01-01 00:00:00

abstract：:The purpose of this study was to determine if an eight-week intrahospital supervised, conditioning program improves functional capacity and quality of life (QOL) in children (4 boys, 4 girls) (mean [SD] age: 10.9 [2.8] years [range: 8-16]) who have undergone bone marrow transplantation (BMT) for leukemia treatment wit...

journal_title：International journal of sports medicine

authors： San Juan AF,Chamorro-Viña C,Moral S,Fernández del Valle M,Madero L,Ramírez M,Pérez M,Lucia A

更新日期：2008-05-01 00:00:00

abstract：:This study compared the bowel function, fecal hemoglobin (Hb) loss, iron status and diets of 36 women of varying activity levels. In addition, we examined the effect of a marathon race on bowel function and fecal Hb loss in 15 of these women. The subjects were divided into 4 groups based on estimated daily exercise en...

journal_title：International journal of sports medicine

authors： Lampe JW,Slavin JL,Apple FS

更新日期：1991-04-01 00:00:00

abstract：:The aim of the present study was to understand if sport improves attention symptoms, social competency, and cognitive functions in children with attention deficit and hyperactivity disorder (ADHD). The present study was designed as a 6-week, prospective trial, including 12 sessions of education/sports therapy. 13 ADHD...

journal_title：International journal of sports medicine

authors： Kang KD,Choi JW,Kang SG,Han DH

更新日期：2011-12-01 00:00:00

abstract：:The present study was designed to evaluate the influence of starch structure on muscle glycogen resynthesis and cycling performance. Eight male cyclists (22 +/- 1 yr) completed an exercise protocol (DP) to decrease vastus lateralis glycogen concentration. This exercise consisted of 60 min cycling at 75% VO2max, follow...

journal_title：International journal of sports medicine

authors： Jozsi AC,Trappe TA,Starling RD,Goodpaster B,Trappe SW,Fink WJ,Costill DL

更新日期：1996-07-01 00:00:00