Listar por tema "Sport Sciences"

ACTN3 Genotypes and Obesity-, Power- and Endurance-Related Phenotypes in Adolescent Greeks

Moran, C. N.; Yang, N.; MacArthur, D. G.; Vassilopoulos, C.; Tsiokanos, A.; Jamurtas, A.; Bailey, M. E.; Pitsiladis, Y. P.; North, K.; Wilson, R. H. (2006)

Acute and Chronic Whole-Body Vibration Exercise does not Induce Health-Promoting Effects on The Blood Profile

Theodorou, A. A.; Gerodimos, V.; Karatrantou, K.; Paschalis, V.; Chanou, K.; Jamurtas, A. Z.; Nikolaidis, M. G. (2015)

Whole-body vibration (WBV) exercise is an alternative, popular and easy exercise that can be followed by general public. Therefore, the aim of the present study was to investigate the influence of acute and chronic WBV ...

The acute effects of different whole-body vibration amplitudes and frequencies on flexibility and vertical jumping performance

Gerodimos, V.; Zafeiridis, A.; Karatrantou, K.; Vasilopoulou, T.; Chanou, K.; Pispirikou, E. (2010)

Frequency and amplitude determine the training load of whole-body vibration (WBV) exercise and thereby possible neuromuscular adaptations. We investigated the effects of amplitude and frequency of a single bout of WBV on ...

Acute exercise markedly increases blood oxidative stress in boys and girls

Nikolaidis, M. G.; Kyparos, A.; Hadziioannou, M.; Panou, N.; Samaras, L.; Jamurtas, A. Z.; Kouretas, D. (2007)

This study investigated the effect of an acute swimming protocol on selected blood redox status indices in trained children. Eleven boys and 11 girls (aged 9-11 y) swam 12 bouts of 50 m at a pace corresponding to 70%-75% ...

Adipocytokine Levels in Children: Effects of Fatness and Training

Aggeloussi, S.; Theodorou, A. A.; Paschalis, V.; Nikolaidis, M. G.; Fatouros, I. G.; Owolabi, E. O.; Kouretas, D.; Koutedakis, Y.; Jamurtas, A. Z. (2012)

To investigate the effects of obesity and exercise training on plasma adipocytokines a sample of 42 children (lean = 24, %BF = 17.8 +/- 7.5%; obese = 18; %BF = 29.1 +/- 9.3%; mean age = 12.4 +/- 1.9 yrs), were divided into ...

AGE-RELATED DIFFERENCES IN PEAK HANDGRIP STRENGTH BETWEEN WRESTLERS AND NONATHLETES DURING THE DEVELOPMENTAL YEARS

Gerodimos, V.; Karatrantou, K.; Dipla, K.; Zafeiridis, A.; Tsiakaras, N.; Sotiriadis, S. (2013)

Gerodimos, V, Karatrantou, K, Dipla, K, Zafeiridis, A, Tsiakaras, N, and Sotiriadis, S. Age-related differences in peak handgrip strength between wrestlers and nonathletes during the developmental years. J Strength Cond ...

Aging impairs heat loss, but when does it matter?

Stapleton, J. M.; Poirier, M. P.; Flouris, A. D.; Boulay, P.; Sigal, R. J.; Malcolm, J.; Kenny, G. P. (2015)

Aging is associated with an attenuated physiological ability to dissipate heat. However, it remains unclear if age-related impairments in heat dissipation only occur above a certain level of heat stress and whether this ...

Agonist and antagonist strength of ankle musculature in basketball players aged 12 to 17 years

Gerodimos, V.; Manou, V.; Stavropoulos, N.; Kellis, E.; Kellis, S. (2006)

Muscle strength and balance around the lower limb joints may play an important role for performance and injury prevention in basketball. The purpose of this study was to examine isokinetic "functional" and "conventional" ...

Allometric Associations Between Body Size, Shape, and Physical Performance of Greek Children

Nevill, A.; Tsiotra, G.; Tsimeas, P.; Koutedakis, Y. (2009)

We adopted allometric models to identify the most appropriate body size/shape characteristics associated with physical performance activities of Greek school children. Children underwent assessments for aerobic and anaerobic ...

Anterior cruciate ligament reconstruction using the Bio-TransFix femoral fixation device and anteromedial portal technique

Hantes, M. E.; Dailiana, Z.; Zachos, V. C.; Varitimidis, S. E. (2006)

The cross-pin femoral fixation technique for soft tissue grafts is a popular option in anterior cruciate ligament (ACL) reconstruction. One of these devices is the Bio-TransFix (Arthrex Inc., Naples, FL, USA) which provides ...

Approach and avoidance coping during task performance in young men: The role of goal attainment expectancies

Hatzigeorgiadis, A. (2006)

The present study investigated approach and avoidance coping strategies as a function of goal attainment expectancies in young men. Twenty-four male students participated in an experiment consisting of two rowing tests. ...

Arthroscopic meniscal repair with an absorbable screw: results and surgical technique

Hantes, M. E.; Kotsovolos, E. S.; Mastrokalos, D. S.; Ammenwerth, J.; Paessler, H. H. (2005)

The results of a new method for arthroscopic all-inside meniscus repair using a biodegradable cannulated screw (Clearfix meniscal screw) were assessed in a medium-term follow-up prospective study. The Clearfix meniscal ...

Arthroscopic meniscal repair: a comparative study between three different surgical techniques

Hantes, M. E.; Zachos, V. C.; Varitimidis, S. E.; Dailiana, Z. H.; Karachalios, T.; Malizos, K. N. (2006)

The purpose of this prospective study was to evaluate and compare the results of arthroscopic meniscal repair using three different techniques. Between January 2002 and March 2004, 57 patients who met the inclusion criteria ...

Arthroscopic Repair for Chronic Anterior Shoulder Instability A Comparative Study Between Patients With Bankart Lesions and Patients With Combined Bankart and Superior Labral Anterior Posterior Lesions

Hantes, M. E.; Venouziou, A. I.; Liantsis, A. K.; Dailiana, Z. H.; Malizos, K. N. (2009)

Background: Although labrum lesions in patients with chronic anterior shoulder instability may not only involve detachment of the anteroinferior labrum but a lesion of the superior glenoid labrum as well, no studies have ...

Attentional focus training program and soccer skills

Papanikolaou, Z.; Nikolaidis, D.; Patsiaouras, A.; Lazou, A. (2004)

The purpose of this study was to investigate the effects of an attentional focus training program (AFTP) on improvement in soccer ability of young male soccer players at two age levels. The subjects for the study (N=40) ...

Autonomic nervous system modulation during an archery competition in novice and experienced adolescent archers

Carrillo, A. E.; Christodoulou, V. X.; Koutedakis, Y.; Flouris, A. D. (2011)

We assessed autonomic nervous system modulation through changes in heart rate variability during an archery competition as well as archery performance by comparing novice and experienced adolescent archers. Seven novice ...

Ballet Injuries: Injury Incidence and Severity Over 1 Year

Allen, N.; Nevil, A.; Brooks, J.; Koutedakis, Y.; Wyon, M. (2012)

STUDY DESIGN: Prospective, descriptive single-cohort study. OBJECTIVE: To assess the incidence and severity of injuries to a professional ballet company over 1 year. METHODS: Data for an elite-level ballet company of 52 ...

Beta-endorphin infusion during exercise in rats does not alter hepatic or muscle glycogen

Jamurtas, A. Z.; Goldfarb, A. H.; Chung, S. C.; Hegde, S.; Marino, C.; Fatouros, I. G. (2001)

The aim of this study was to determine whether beta -endorphin infusion influences liver or muscle glycogen concentration during exercise. Thirty-two rats (Harlan Co., IN, USA) with a body mass of 265-290 g were assigned ...

A "biologic technique" for the treatment of a disruption of the extensor mechanism after revision total knee arthroplasty: a case report

Roidis, N.; Varitimidis, S.; Poultsides, L.; Liakou, P.; Karachalios, T.; Malizos, K. (2008)

A modified technique for the reconstruction of the extensor mechanism after revision total knee arthroplasty, is described. A medial gastrocnemius flap, in combination with in situ use of semitendinosus tendon autograft ...

Biomechanics of sit-to-stand transition after muscle damage

Spyropoulos, G.; Tsatalas, T.; Tsaopoulos, D. E.; Sideris, V.; Giakas, G. (2013)

The purpose of the study was to examine the effects of exercise-induced muscle damage on the biomechanics of the sit-to-stand transition (STST). Seventeen volunteers participated in an intense, eccentric based, muscle ...