Soccer endurance development in professionals.

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：:MR measurements can be accurately performed during 4486 km of running, opening a window into in vivo assessment of hindfoot articular cartilage under extreme ultra-endurance loading. This observational cross-sectional study included 22 randomized participants of TransEurope FootRace between Italy and the North Cape, w...

journal_title：International journal of sports medicine

authors： Schütz UH,Billich C,Schoss D,Beer M,Ellermann J

更新日期：2018-01-01 00:00:00

abstract：:Patellofemoral joint (PFJ) pain syndrome is a commonly reported form of pain in female runners and military personnel. Increased PFJ stress may be a contributing factor. Few studies have examined PFJ stress running with added load. Our purpose was to analyze PFJ stress, PFJ reaction force, quadriceps force, knee flexi...

journal_title：International journal of sports medicine

authors： Kujawa M,Goerlitz A,Rutherford D,Kernozek TW

更新日期：2020-06-01 00:00:00

abstract：:The phase angle is used to evaluate nutritional status and is an indicator of cellular health. Cardiorespiratory fitness and body composition are strong indicators of health during adolescence. We aimed to evaluate if body composition and cardiorespiratory fitness have an association with phase angle among adolescents...

journal_title：International journal of sports medicine

authors： Langer RD,de Fatima Guimarães R,Gonçalves EM,Guerra-Junior G,de Moraes AM

更新日期：2020-08-01 00:00:00

abstract：:This study aimed to examine body composition using dual X-ray absorptiometry (DXA) in male and female NCAA Division I collegiate basketball athletes. Two-hundred ten (male [M]/female [F]=88/122) basketball athletes' total and regional fat mass, lean mass, bone mineral density, and visceral adipose tissue were measured...

journal_title：International journal of sports medicine

authors： Raymond-Pope CJ,Solfest AL,Carbuhn A,Stanforth PR,Oliver J,Bach CW,Bosch T,Dengel DR

更新日期：2020-04-01 00:00:00

abstract：:Although analysis of lactate concentrations with a Yellow Springs Instruments (YSI) automated analyzer has become very popular in Sports Medicine, the accuracy and reliability of this technique has not been carefully studied. Additionally, the influence of a common lysing agent Triton X-100 (TX) on blood lactate measu...

journal_title：International journal of sports medicine

authors： Bishop PA,Smith JF,Kime JC,Mayo JM,Tin YH

更新日期：1992-01-01 00:00:00

abstract：:The early vascular adaptation to indoor cycling, a popular activity at many fitness centres, is incompletely evaluated. Forty two healthy women (21-45 years) underwent measurements of arterial wall properties and geometry as well as a maximal bicycle exercise test before and after a 3 months period during which 21 of ...

journal_title：International journal of sports medicine

authors： Bjarnegård N,Hedman K,Länne T

更新日期：2019-04-01 00:00:00

abstract：:Excessive and prolonged exposure to impact acceleration during running is associated with increased injury rate. Acute use of compressive garments has been speculated to improve attenuation. However, it is unknown how longer interventions of compressive garments influence attenuation in running. 40 runners trained wit...

journal_title：International journal of sports medicine

authors： Lucas-Cuevas AG,Priego-Quesada JI,Aparicio I,Giménez JV,Llana-Belloch S,Pérez-Soriano P

更新日期：2015-10-01 00:00:00

abstract：:Low back pain (LBP) is a common symptom in the populations of western countries, and adolescent athletes seem to be prone to LBP. The main objective of this study was to analyze the point (LBP within the last 48 h), 1-year (LBP within the last 12 months) and lifetime (LBP within the entire life) prevalence rates of LB...

journal_title：International journal of sports medicine

authors： Schmidt CP,Zwingenberger S,Walther A,Reuter U,Kasten P,Seifert J,Günther KP,Stiehler M

更新日期：2014-07-01 00:00:00

abstract：:The present study examined the behaviour of the Achilles tendon (AT) - triceps surae (TS) muscle complex during running and long jump take-off. High AT forces were measured in the push-off phase in running even with very low EMG activity. In the long jump, high rate of stiffness development was a characteristic of the...

journal_title：International journal of sports medicine

authors： Kyröläinen H,Finni T,Avela J,Komi PV

更新日期：2003-04-01 00:00:00

abstract：:We describe the metabolic changes in the blood that appeared during a maximal 400-m swimming test in 7 male swimmers by Fourier-transform infrared spectrometry (FT-IR spectrometry). A 400-m test (255.9 +/- 6.8 s) was performed during which stroke frequency and time to complete each pool distance were recorded. In thre...

journal_title：International journal of sports medicine

authors： Petibois C,Déléris G

更新日期：2003-07-01 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：:One hundred and three women who were habitual distance runners and 74 age-matched physically inactive women provided three-day diet records. Intergroup differences in intakes of energy nutrients, micronutrients, cholesterol and fiber were evaluated via analysis of variance and, to assess qualitative differences, via a...

journal_title：International journal of sports medicine

authors： Pate RR,Sargent RG,Baldwin C,Burgess ML

更新日期：1990-12-01 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：:In young elite athletes the influence of a sensorimotor training (SMT = balance training) on strength, jump height and spinal reflex excitability was compared with adaptations induced by strength training (ST). Seventeen athletes were randomly assigned to either a SMT or a ST group. Before and after 6 weeks of trainin...

journal_title：International journal of sports medicine

authors： Taube W,Kullmann N,Leukel C,Kurz O,Amtage F,Gollhofer A

更新日期：2007-12-01 00:00:00

abstract：:The diving response elicited by breath-holding (BH) and immersion mainly consists of bradycardia, decreased cardiac output, and peripheral vasoconstriction. These responses reduce oxygen consumption and thereby prolong the duration of the dive. They may also lead to cardiac arrhythmias or hypoxia, however, which in tu...

journal_title：International journal of sports medicine

authors： Lemaître F,Bernier F,Petit I,Renard N,Gardette B,Joulia F

更新日期：2005-07-01 00:00:00

abstract：:This study examined the validity of 2 kinematic systems for estimating force and power during squat jumps. 12 weight-trained males each performed single repetition squat jumps with a 20-kg, 40-kg, 60-kg and 80-kg load on a Kistler portable force plate. A commercial linear position transducer (Gymaware [GYM]) and accel...

journal_title：International journal of sports medicine

authors： Crewther BT,Kilduff LP,Cunningham DJ,Cook C,Owen N,Yang GZ

更新日期：2011-04-01 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 effects of exercise training and acute exercise on the immune system were investigated in rats. For chronic exercise training, the rats ran on a drum exerciser at the intensity of about 60-70% of maximal oxygen consumption (VO2max) for 30 min and then extended up to 60 min per day, 5 days per week for 10 weeks. Th...

journal_title：International journal of sports medicine

authors： Lin YS,Jan MS,Chen HI

更新日期：1993-02-01 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：:This study examined whether professional footballers with previous biceps femoris long head (BFLH) injury in the last 3-years present a smaller proximal aponeurosis (Apo-BFLH) size compared to footballers with no previous injury. We examined the Apo-BFLH and BFLH size using magnetic resonance imaging and tested the kn...

journal_title：International journal of sports medicine

authors： Freitas SR,Abrantes F,Santos F,Mascarenhas V,Oliveira R,Firmino T,Mendes B,Cerda M,Vaz JR

更新日期：2020-07-01 00:00:00

abstract：:The oxygen uptake (VO2) attained during a constant speed 800-m pace trial on a treadmill is less than the maximal VO2 (VO2max) in male middle-distance runners with a high VO2max (i.e., > 65 ml x kg (-1) x min (-1)). We therefore investigated whether the VO2 attained was influenced by the pacing strategy adopted. Eight...

journal_title：International journal of sports medicine

authors： Sandals LE,Wood DM,Draper SB,James DV

更新日期：2006-01-01 00:00:00

abstract：:The aim of the present study was to monitor the nutritional status of 9 Greek national top-level swimmers during a competitive season of eight months. The swimmers were assessed through recording of food and supplement intake, blood sampling, and anthropometry at four landmarks: in the beginning of the season (baselin...

journal_title：International journal of sports medicine

authors： Kabasakalis A,Kalitsis K,Tsalis G,Mougios V

更新日期：2007-09-01 00:00:00

abstract：:We aimed to determine whether blood flow restriction (BFR) alters the characteristics of individual motor units during low-intensity (LI) exercise. Eight men (26.0±3.8 yrs) performed 5 sets of 15 knee extensions at 20% of one-repetition maximum (with and without BFR). Maximal isometric voluntary contractions (MVC) wer...

journal_title：International journal of sports medicine

authors： Fatela P,Mendonca GV,Veloso AP,Avela J,Mil-Homens P

更新日期：2019-09-01 00:00:00

abstract：:To investigate the effect of a transition program of simulated barefoot running (SBR) on running kinematics and foot-strike patterns, female recreational athletes (n=9, age 29 ± 3 yrs) without SBR experience gradually increased running distance in Vibram FiveFingers SBR footwear over 12 weeks. Matched controls (n=10, ...

journal_title：International journal of sports medicine

authors： McCarthy C,Fleming N,Donne B,Blanksby B

更新日期：2014-05-01 00:00:00

abstract：:The aims of this pilot study were to investigate how a novel sagittal plane kinematic measurement - the lower extremity contact angle (LECA) - relates to the landing dynamics of elite male volleyball athletes with and without patellar tendinopathy. The LECA was defined as the angle between the ground and the line conn...

journal_title：International journal of sports medicine

authors： Kulig K,Joiner DG,Chang YJ

更新日期：2015-05-01 00:00:00

abstract：:Male Sprague-Dawley rats (n = 48, > 200 g) were progressively treadmill trained over 5 wk where they were running 60 min/d, 5 d/wk. One-half of the group consumed a high-fat diet (HF, 78.7% of energy), while one-half consumed a high-carbohydrate diet (HC, 68.7% of energy). On the day of the experiment, 6 rats per diet...

journal_title：International journal of sports medicine

authors： Nakamura M,Brown J,Miller WC

更新日期：1998-08-01 00:00:00

abstract：:This study was designed to compare the effects of three prolonged exercises varying in their intensity and duration, on blood mononuclear cell mobilization and cytokine secretion (IL1(1)-IL(2)). Seven healthy subjects underwent three effort trials (45 % VO(2)max during 4 h - 60% VO(2)max during 3 h - 75 % VO(2)max dur...

journal_title：International journal of sports medicine

authors： Bury TB,Louis R,Radermecker MF,Pirnay F

更新日期：1996-02-01 00:00:00

abstract：:Two well-trained speed-skaters were subjected to a biomechanical analysis incorporating push-off forces, cinematographic data, and link segment modeling. To gain knowledge on the backgrounds on technique and performance in speed-skating, the muscle coordination was studied by EMG and muscle contraction velocities. In ...

journal_title：International journal of sports medicine

authors： de Boer RW,Cabri J,Vaes W,Clarijs JP,Hollander AP,de Groot G,van Ingen Schenau GJ

更新日期：1987-12-01 00:00:00

abstract：:The aim of this study was to compare heart rate variability (HRV) recovery after two iso-volume (5 km) exercises performed at different intensities. 14 subjects volunteered (25.17±5.08 years; 74.7±6.28 kg; 175±0.05 cm; 59.56±5.15 mL·kg(-1)·min(-1)) and after determination of peak oxygen uptake (VO2Peak) and the speed ...

journal_title：International journal of sports medicine

authors： Cabral-Santos C,Giacon TR,Campos EZ,Gerosa-Neto J,Rodrigues B,Vanderlei LC,Lira FS

更新日期：2016-06-01 00:00:00