Blood mononuclear cells mobilization and cytokines secretion during prolonged exercises.

abstract：:Measurement of skeletal muscle strength gains increasing importance as outcome parameter in patients with chronic heart failure. This study aimed at establishing short-term reliability of isokinetic strength measurements of knee extensor and flexor muscles in 38 patients with chronic heart failure. Strength tests were...

journal_title：International journal of sports medicine

authors： Quittan M,Wiesinger GF,Crevenna R,Nuhr MJ,Sochor A,Pacher R,Fialka-Moser V

更新日期：2001-01-01 00:00:00

abstract：:The development of intermittent endurance capacity, its underlying mechanisms and role in reaching professional level in soccer was investigated. The sample included 130 talented youth soccer players aged 14-18, who became professional (n = 53) or non-professional (n = 77) players in adulthood. In total 229 Interval S...

journal_title：International journal of sports medicine

authors： Roescher CR,Elferink-Gemser MT,Huijgen BC,Visscher C

更新日期：2010-03-01 00:00:00

abstract：:Uncoupling protein 3 is believed to be involved in total body energy expenditure, including the regulation of fat and glucose metabolism. These biochemical processes may distinguish top ultra-endurance triathletes from slower competitors. The aim of this study was to determine whether the uncoupling protein 3 gene is ...

journal_title：International journal of sports medicine

authors： Hudson DE,Mokone GG,Noakes TD,Collins M

更新日期：2004-08-01 00:00:00

abstract：UNLABELLED:Often blood screening is repeatedly done in elite athletes although training and competition can affect its results and normal ranges for highly active individuals are widely unknown. This study was conducted to provide reference data in professional soccer players. 467 male soccer players of the 2 highest G...

journal_title：International journal of sports medicine

authors： Meyer T,Meister S

更新日期：2011-11-01 00:00:00

abstract：:The electromyographic (EMG) activity of seven muscles of the trunk and lower extremity in five male masters level ski racers during a slalom turn in both alpine skiing and in-line skating was recorded using a telemetry system. Measurements were made on separate testing days using slopes commonly used in each activity ...

journal_title：International journal of sports medicine

authors： Zeglinksi CM,Swanson SC,Self BP,Greenwald RM

更新日期：1998-10-01 00:00:00

abstract：:Leptin, the product of the ob-gene, is specifically released by adipocytes. In addition to its metabolic function it seems to affect the feedback-mechanisms of the hypothalamic-pituitary-gonadal-axis. We studied 13 female juvenile elite gymnasts with anorexia athletica (AA) and 9 female patients with anorexia nervosa ...

journal_title：International journal of sports medicine

authors： Matejek N,Weimann E,Witzel C,Mölenkamp G,Schwidergall S,Böhles H

更新日期：1999-10-01 00:00:00

abstract：:Secretory IgA (S-IgA) levels in stimulated salvia were measured before and after a maximal treadmill test in a population of 175 young adults (84 men, 91 women). Habitual physical activity levels of this population were measured by a standardized interview, and scores were obtained for the amount of time and intensity...

journal_title：International journal of sports medicine

authors： Schouten WJ,Verschuur R,Kemper HC

更新日期：1988-08-01 00:00:00

abstract：:Fourteen male physical education students performed a single bout of running until exhaustion on the treadmill at 22 km/h and 7.5% slope. They received single oral doses of 100 mg bupranolol (nonselective beta-blockade), 100 mg metoprolol (beta-1-selective blockade), and placebo 60-90 min before running. Arterialized ...

journal_title：International journal of sports medicine

authors： Schnabel A,Kindermann W,Salas-Fraire O,Cassens J,Steinkraus V

更新日期：1983-11-01 00:00:00

abstract：:Throwing arm injuries are common and often related to the shoulder external and internal rotation. Quantitative assessment may provide new insights to physical assessment and options for treatment. After having signed IRB approved consents and filled out injury questionnaires, 96 baseball pitchers were examined on bot...

journal_title：International journal of sports medicine

authors： Zheng N,Eaton K

更新日期：2012-06-01 00:00:00

abstract：:Little information is available regarding the relative effectiveness of various treadmill exercise protocols in eliciting maximal oxygen consumption (VO2 max) values in children. In this study of 10- to 12-year-old boys, running protocols produced significantly higher VO2 max levels compared with walking, but there we...

journal_title：International journal of sports medicine

authors： Sheehan JM,Rowland TW,Burke EJ

更新日期：1987-02-01 00:00:00

abstract：:Cough and chest wall pain at high altitude have only received passing mention in the medical literature. Increased minute ventilation of cold dry air at very high altitude is likely to cause airway irritation. This in turn may result in airway drying, mucus production, postnasal drip from vasomotor rhinitis, and bronc...

journal_title：International journal of sports medicine

authors： Litch JA,Tuggy M

更新日期：1998-04-01 00:00:00

abstract：:Cross-sectional studies provide evidence of larger cardiac dimensions and mass in endurance trained than in untrained females. Much less is known regarding adaptations in cardiac function following training in untrained subjects. We aimed to study left ventricular (LV) adaptation to indoor cycling in previously untrai...

journal_title：International journal of sports medicine

authors： Hedman K,Bjarnegård N,Länne T

更新日期：2017-09-01 00:00:00

abstract：:Little if any research has examined the variability in time to exhaustion (TTE) during submaximal treadmill running. This study investigated the test-retest reliability of submaximal treadmill TTE as a measure of endurance capacity. 16 endurance-trained males (n=14) and females (n=2) completed a run to exhaustion at 7...

journal_title：International journal of sports medicine

authors： Alghannam AF,Jedrzejewski D,Tweddle M,Gribble H,Bilzon JL,Betts JA

更新日期：2016-03-01 00:00:00

abstract：:The albuminuria occurring after swimming in splenectomized dogs was investigated. Swimming in splenectomized dogs induces metabolic acidosis, a decrease in renal vascular conductance, and an increase in plasma renin activity, all three factors possibly implicated in the occurrence of albuminuria. The administration of...

journal_title：International journal of sports medicine

authors： Joles JA,Nicaise E,Sanders M,Schot A

更新日期：1984-12-01 00:00:00

abstract：:In order to evaluate a mechanism which may be responsible for the often observed acute increase in residual lung volume (RV) following exercise, 12 non-smoking males (20-30 yrs) performed two bouts of exercise on separate days; one to maximal heart rate (HRmax) and one to 85% of HRmax for 20 min. Prior to exercise and...

journal_title：International journal of sports medicine

authors： Cordain L,Rode EJ,Gotshall RW,Tucker A

更新日期：1994-04-01 00:00:00

abstract：:Fitness, and specifically body composition of football referees requires attention in order to achieve the highest possible standards. The aim of the present study was to describe body composition of elite Spanish football referees over 11 years. Data from 2001 to 2012 pre-seasons were analyzed from a total of 470 ref...

journal_title：International journal of sports medicine

authors： Casajús JA,Gonzalez-Aguero A

更新日期：2015-06-01 00:00:00

abstract：:This study has attempted to describe the fiber composition and respiratory potential in the leg (gastrocnemius) muscle of highly trained, elite female distance runners. As noted, many of these women were competing successfully in middle-distance (1500-3000 m) rather than long distance (10 km and marathon) events. This...

journal_title：International journal of sports medicine

authors： Costill DL,Fink WJ,Flynn M,Kirwan J

更新日期：1987-11-01 00:00:00

abstract：:This study sought to determine the influence of 16 months of progressive aerobic exercise on excess postexercise oxygen consumption (EPOC) and the extent EPOC contributed to weight management. Twenty-five overweight/obese women and 16 overweight/obese men participated in a 16-month exercise program (moderate-intensity...

journal_title：International journal of sports medicine

authors： LeCheminant JD,Jacobsen DJ,Bailey BW,Mayo MS,Hill JO,Smith BK,Donnelly JE

更新日期：2008-01-01 00:00:00

abstract：:Since doping improves athletic performance, anti-doping policies should have the opposite effect. This analysis examined whether changes in the speed of major cycling races reflect recent anti-doping efforts. Average speeds of 5 (th) place finishers of the Tour de France, Giro d'Italia, and Vuelta a España cycling rac...

journal_title：International journal of sports medicine

authors： Perneger TV

更新日期：2010-04-01 00:00:00

abstract：:Rugby union is a sport involving high force and frequency impacts making the likelihood of injury a significant risk. The aim of this study was to measure and report the individual and group acute and cumulative physiological stress response during 3 professional rugby games through non-invasive sampling. 24 professio...

journal_title：International journal of sports medicine

authors： Lindsay A,Lewis JG,Scarrott C,Gill N,Gieseg SP,Draper N

更新日期：2015-06-01 00:00:00

abstract：:Blood pressure (BP) assessment during resistance exercise can be useful to avoid high BP, reducing cardiovascular risk, especially in hypertensive individuals. However, non-invasive accurate technique for this purpose is not available. The aim of this study was to compare finger photoplethysmographic (FPP) and intra-a...

journal_title：International journal of sports medicine

authors： Gomides RS,Dias RM,Souza DR,Costa LA,Ortega KC,Mion D Jr,Tinucci T,de Moraes Forjaz CL

更新日期：2010-08-01 00:00:00

abstract：:The purpose of this study was to establish the validity of a 90-s all-out test for the estimation of maximal oxygen uptake (V.O (2max)) and submaximal aerobic ability as represented by critical power. We hypothesized that the fall in power output by the end of the 90-s all-out test (end power) would represent the exha...

journal_title：International journal of sports medicine

authors： Brickley G,Dekerle J,Hammond AJ,Pringle J,Carter H

更新日期：2007-05-01 00:00:00

abstract：:Thirty-three untrained subjects of both sexes, 18-31 years of age, performed several tests on cycle ergometers. Maximal aerobic power (MAP) was obtained in a progressive work test. Maximal aerobic capacity (MAC) was measured in a 90-min maximal test and was computed as the total work output during that period. Two all...

journal_title：International journal of sports medicine

authors： Boulay MR,Lortie G,Simoneau JA,Hamel P,Leblanc C,Bouchard C

更新日期：1985-12-01 00:00:00

abstract：:Despite evidence that cancer and its treatments severely reduce cardiorespiratory fitness (CRF), normative data for cancer survivors do not exist. The present study identifies age and gender-specific CRF distributions in a cancer population. The use of cancer-specific normative CRF data may help stratify initial fitne...

journal_title：International journal of sports medicine

authors： Schneider CM,Repka CP,Brown JM,Lalonde TL,Dallow KT,Barlow CE,Hayward R

更新日期：2014-12-01 00:00:00

abstract：:This study determined the concurrent validity and reliability of force, velocity and power measurements provided by accelerometry, linear position transducer and Samozino's methods, during loaded squat jumps. 17 subjects performed squat jumps on 2 separate occasions in 7 loading conditions (0-60% of the maximal concen...

journal_title：International journal of sports medicine

authors： Giroux C,Rabita G,Chollet D,Guilhem G

更新日期：2015-02-01 00:00:00

abstract：:Aerobic exercise performance decreases upon ascent to altitude whereas anaerobic performance remains unchanged. Although the effects of 1 - 3 wk of altitude acclimatization on both aerobic and anaerobic exercise performance have been well studied, the effects of short-term altitude acclimatization (i.e., 45 h) on thes...

journal_title：International journal of sports medicine

authors： Burtscher M,Faulhaber M,Flatz M,Likar R,Nachbauer W

更新日期：2006-08-01 00:00:00

abstract：:To determine the effects of widely varying amounts of cushioning upon vertical force (VF) parameters, ten male subjects, (mean weight = 68.0 kg) ran at a speed of 4.5 m . s-1 (6 min/mile pace) and contacted a Kistler force platform. Two shoes were tested: a hard one and a softer shoe that had 50% more cushioning as me...

journal_title：International journal of sports medicine

authors： Clarke TE,Frederick EC,Cooper LB

更新日期：1983-11-01 00:00:00

abstract：:The aim of this study was to assess the hypothesis that water intake will accelerate cardiac vagal reactivation after a single session of upper-body resistance exercise. 13 healthy men (26.5±5.9 years) with previous experience in resistance training were enrolled. In visits 1 and 2, participants performed the one-repe...

journal_title：International journal of sports medicine

authors： Teixeira AL,Ramos PS,Marins JB,Ricardo DR

更新日期：2015-03-01 00:00:00

abstract：:The study aimed to verify possible associations between game-play running performance and outcomes derived from fitness (running) tests in female futsal players. Sixteen women professional elite futsal players from a 1st division league team (19.2±2 years-old, 4.3±2.1 years of experience) participated. Firstly, a grad...

journal_title：International journal of sports medicine

authors： Palucci Vieira LH,Arins FB,Guglielmo LGA,de Lucas RD,Carminatti LJ,Santiago PRP

更新日期：2021-01-01 00:00:00

abstract：:Meniscocapsular separations are often seen in knees with other intra-articular pathology. The consequences of these tears with regard to knee contact mechanics are currently unknown, and the biomechanical advantages of repair have not been measured. We hypothesize that tears to the meniscocapsular junction will cause ...

journal_title：International journal of sports medicine

authors： Dugas JR,Barrett AM,Beason DP,Plymale MF,Fleisig GS

更新日期：2015-06-01 00:00:00