Suchergebnisse - Unknown
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Could the perception of effort help us unravel the potential of "living low-training high"? A perspective article (Könnte die Wahrnehmung von Anstrengung uns helfen, das Potenzial von "niedrig leben - hoch trainieren" zu entschlüsseln? Ein Perspektivartikel)
Burtscher, M., Álvarez-Herms, J., Burtscher, J., Strasser, B., Kopp, M., Pageaux, B.Veröffentlicht in Journal of Sports Sciences (2025)“… Whether and how physiological adaptations to training high interact with the perception of effort remains unknown. This perspective article aims to carve out potential contributory effects of the perception of effort on performance changes following living low-training high interventions. …”
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Fatigue-related variations in bilateral deficit and interlimb asymmetry in young gymnasts (Ermüdungsbedingte Schwankungen des bilateralen Defizits und der Asymmetrie zwischen den Gliedmaßen bei jungen Turnerinnen)
Ozgor, N., Kose, M. G., Kin Isler, A.Veröffentlicht in 29th Annual Congress of the European College of Sport Science, 2-5 July 2024, Book of Abstracts (2024)“… INTRODUCTION: The impact of bilateral deficit (BLD) and interlimb asymmetry (IA) on athletic performance and sports injuries is mostly unknown. It is important to understand the fatigue-related changes in BLD and IA in sports such as gymnastics, where both unilateral and bilateral jumps are involved to minimize the decrement in performance that may occur as a result of fatigue and to prevent injuries. …”
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Electromyographic analysis of the support scale in gymnastics and its related preconditioning strengthening exercises (Elektromyographische Analyse der Stützwaage beim Turnen und der damit verbundenen Kräftigungsübungen zur Vorkonditionierung)
Rosaci, G., Nigro, F., Cortesi, M., Ciacci, S., Bartolomei, S., Fantozzi, S.Veröffentlicht in The Journal of Strength and Conditioning Research (2025)“… Despite the popularity of these exercises, their effectiveness in reproducing the muscle involvements of the SS is unknown. The aim of this study is to compare the muscular excitations, coactivation indices, and synergies between the SS and its related PSEs. …”
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Bringing biomechanics to ballet: a feasibility study using wearable technology during grand allegro (Biomechanik im Ballett: eine Machbarkeitsstudie zum Einsatz von Wearable Technology im Grand Allegro)
Swords, T., McClelland, J., Middleton, K., Tessarin, B., Bryce, S., Mayes, S., Rio, E.Veröffentlicht in Sports Biomechanics (2024)“… The largest impact accelerations occur during the sequence of large (single or double-leg) jumps (grand allegro) but are potentially the most challenging class component for utilising wearable technology, and feasibility is unknown. This pilot study utilised wearable technology during class to (1) explore feasibility and acceptability, (2) quantify impact accelerations during the entire sequence of jumps during grand allegro and (3) compare impact accelerations between limbs (preferred and non-preferred landing limb). …”
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Myoelectric manifestations of fatigue of the finger flexor muscles and endurance capacity in experienced versus intermediate climbers during suspension tasks (Myoelektrische Manifestationen der Ermüdung der Fingerbeugemuskulatur und der Ausdauerleistungsfähigkeit bei erfahrenen und weniger erfahrenen Kletterern bei Hängeaufgaben)
Vieira, T. M., Cerone, G. L., Bruno, M., Bachero-Mena, B.Veröffentlicht in Journal of Sports Sciences (2024)“… Notwithstanding the documented greater endurance capacity of experienced climbers, the mechanisms explaining these training-induced adaptations remain unknown. We therefore investigate whether two non-competing strategies - muscle adaptation and alternate muscle recruitment - may explain the disparity in endurance capacity in participants with different climbing experience. …”
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IMU airtime detection in snowboard halfpipe: U-net deep learning approach outperforms traditional threshold algorithms (IMU-Airtime-Erkennung in der Snowboard-Halfpipe: U-Net Deep Learning Ansatz übertrifft traditionelle Schwellenwert-Algorithmen )
Gorges, T., Davidson, P., Boeschen, M., Hotho, A., Merz, C.Veröffentlicht in Sensors (2024)“… For data from an algorithm-unknown athlete (Zero-Shot segmentation), the U-Net outperformed the threshold algorithm by 67.58%, and fine-tuning on athlete-specific (Few-Shot segmentation) runs improved the lower mean Hausdorff to 78.68%. …”
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Skating into the unknown: scoping the physical, technical, and tactical demands of competitive skateboarding (Skaten ins Ungewisse: die physischen, technischen und taktischen Anforderungen des Wettkampf-Skateboardens ausloten)
Diewald, S. N., Neville, J., Cronin, J. B., Read, D., Cross M. R.Veröffentlicht in Sports Medicine (2024) -
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Cognitive vulnerability to mood deterioration in an exercise cessation paradigm (Kognitive Anfälligkeit für die Verschlechterung der Stimmung in einem Paradigma zur Beendigung des Sports)
Evans, M., Rohan, K. J., Meyerhoff, J., Norton, R. J., Sibold, J. S.Veröffentlicht in Journal of Clinical Sport Psychology (2024)“… Mood deterioration in response to exercise cessation is well documented, but moderators of this effect remain unknown. This study tested the hypothesis that physically active individuals with higher levels of cognitive vulnerability (i.e., tendencies toward negative thought content and processes in response to stress or negative mood states) are at greater risk for increased anxiety and depressive symptoms when undergoing exercise cessation. …”
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Acute beetroot juice supplementation has no effect on upper- and lower-body maximal isokinetic strength and muscular endurance in international-level male gymnasts (Die akute Einnahme von Rote-Bete-Saft hat keinen Einfluss auf die isokinetische Maximalkraft des Ober- und Unterkörpers und die muskuläre Ausdauer bei männlichen Turnern auf internationalem Niveau )
Esen, O., Fox, J., Karayigit, R., Walshe, I.Veröffentlicht in International Journal of Sport Nutrition and Exercise Metabolism (2024)“… However, the effect of NO-3 supplementation on both upper- and lower-body function in gymnasts is unknown. This study examined the effect of acute beetroot juice (BRJ) supplementation on isokinetic strength and endurance of the upper- and lower-body in highly trained international-level male gymnasts. …”
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Effect of heat acclimatization, heat acclimation, and intermittent heat training on maximal oxygen uptake (Auswirkung von Hitzeakklimatisierung, Hitzeakklimatisation und periodisches Hitzetraining auf die maximale Sauerstoffaufnahme)
Dunn, R. A., Fry, L. A., Sekiguchi, Y., Benjamin, C. L., Manning, C. N., Huggins, R. A., Stearns, R. L., Casa, D. J.Veröffentlicht in Sports Health: A Multidisciplinary Approach (2024)“… Upon heat exposure reduction, intermittent heat training (IHT) may alleviate HA/HAz adaptation decay; however, corresponding VO2max responses are unknown. Hypothesis: VO2max is maintained after HAz/HA; IHT mitigates decrements in aerobic power after HAz/HA. …”
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Recovery-stress states of professional ballet dancers during different phases of a ballet season (Erholungs- und Stresszustände von professionellen Balletttänzern während verschiedener Phasen einer Ballettsaison)
De Wet, J. S., Africa, E., Venter, R.Veröffentlicht in Journal of Dance Medicine & Science (2022)“… Moreover, the recovery-stress states of professional ballet dancers during training phases of a season are largely unknown. Professional dancers (n = 27) from one classical ballet company in South Africa were monitored for two 8-week phases of a ballet season. …”
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Proficiency barrier in track and field: adaptation and generalization processes (Leistungsbarriere in der Leichtathletik: Anpassungs- und Generalisierungsprozesse)
Ribeiro, M. T. S., Conceição, F., Pacheco, M. M.Veröffentlicht in Sensors (2024)“… The underlying reason for this is still unknown. …”
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Sex differences in ground reaction force profiles of ballet dancers during single- and double-leg landing tasks. (Geschlechtsspezifische Unterschiede in den Bodenreaktionskraftprofilen von Balletttänzern bei der Landung mit einem und zwei Beinen.)
Arnwine, R. A., Powell, D. WVeröffentlicht in Journal of Dance Medicine & Science (2020)“… It is well known that sex differences exist in landing biomechanics in athletes, and these differences are purported to underlie a prevalence of traumatic knee injuries in females compared to males. However, it remains unknown if these differences also apply to artistic athletes such as dancers. …”
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Spinal and supra-spinal excitability during dynamic situations in sport - method development and pilot application in cross-country skiing (Spinale und supra-spinale Erregbarkeit in dynamischen Situationen im Sport - Methodenentwicklung und Pilotanwendung im Skilanglauf)
Lindinger, S., Karczewska-Lindinger, M., Piitulaine, H., Giangrande, A., Piirainen, J.Veröffentlicht in 28th Annual Congress of the European College of Sport Science, 4-7 July 2023, Paris, France (2023)“… The motor control can be divided to spinal and supra-spinal components, which`s contribution can be quantified using Hoffmann-reflex (H-reflex) and volitional wave (V-wave) methods, respectively, during both isometric (Aagaard et al. 2002) and dynamic conditions (Alkjaer et al. 2013). However, it is unknown how feasible these responses would be to study more challenging multi-joint dynamic tasks like cross-country skiing. …”
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Effects of long-term water exercise training on skeletal muscle mass in the older adults: including the effect of a period of covid-19 self-restraint after the training period (Auswirkungen eines langfristigen Wassergymnastik-Trainings auf die Skelettmuskelmasse älterer Erwachsener: einschließlich der Auswirkungen einer Covid-19-Selbstbeschränkung nach der Trainingsperiode)
Matsui, T., Tatsumi, J., Fujisawa, T., Onodera, S., Hayashi, Y.Veröffentlicht in XIVth International Symposium on Biomechanics and Medicine in Swimming Proceedings (2023)“… Although the effects of long-term aerobic aquatic exercise training on skeletal muscle mass in the older adults are unknown, the purpose of this study was to determine the effects of aquatic exercise training, which lasted approximately 3 years, compared to land-based exercise. …”
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Tennis and mental health: the role of national federations in the promotion and prevention of mental health and wellbeing (Tennis und psychische Gesundheit: die Rolle der nationalen Verbände bei der Förderung und Prävention von psychischer Gesundheit und Wohlbefinden)
Jiménez, L.Veröffentlicht in Coaching and Sport Science Review (2023)“… Although it is becoming more and more commonplace, the consequences of common mental health problems such as anxiety, depression and sleep disorders are still unknown. For this reason, this article presents a series of strategies that could be carried out by federations, advocating the implementation of programmes focused on the prevention and promotion of mental health and well-being. …”
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Energy constraint and compensation: Insights from endurance athletes (Energiebeschränkung und Kompensation: Einblicke von Ausdauersportlern)
Dolan, E., Koehler, K., Areta, J., Longman, D. P., Pontzer, H.Veröffentlicht in Comparative Biochemistry and Physiology Part A: Molecular & Integrative Physiology (2023)“… The Constrained Model of Total Energy Expenditure predicts that increased physical activity may not influence total energy expenditure, but instead, induces compensatory energetic savings in other processes. Much remains unknown, however, about concepts of energy expenditure, constraint and compensation in different populations, and it is unclear whether this model applies to endurance athletes, who expend very large amounts of energy during training and competition. …”
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Environmental heat stress offsets adaptation associated with carbohydrate periodization in trained male triathletes (Umweltbedingter Hitzestress hebt die mit der Kohlenhydratperiodisierung verbundene Anpassung bei trainierten männlichen Triathleten auf)
Bennett, S., Tiollier, E., Guibert, E., Morales-Artacho, A., Lalire, P., Owens, D. J., Morton, J. P., Brocherie, F., Louis, J.Veröffentlicht in Scandinavian Journal of Medicine & Science in Sports (2023)“… Conversely, training under environmental heat stress increases CHO oxidation, but the potential of combined SL-TL and heat stress to enhance metabolic and performance outcomes is unknown. Methods Twenty-three endurance-trained males were randomly assigned to either control (n = 7, CON), SL-TL (n = 8, SLTemp) or SL-TL + heat stress (n = 8, SLHeat) groups and prescribed identical 2-week cycling training interventions. …”
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Verbal encouragement improves game intensity, technical aspects, and psychological responses during soccer-specific training (Verbale Ermutigung verbessert die Spielintensität, technische Aspekte und psychologische Reaktionen während des fußballspezifischen Trainings)
Selmi, O., Levitt, D. E., Aydi, B., Ferhi, W., Bouassida, A.Veröffentlicht in International Journal of Sports Physiology and Performance (2023)“… Verbal encouragement as a coaching technique improves exercise intensity and athlete enjoyment (indicative of motivation), but the impact on technical performance alongside these critical parameters remains unknown. Purpose: To examine the effects of verbal encouragement on technical performance, exercise intensity, and enjoyment during SSGs. …”
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A test of the 2 × 2 Model of Perfectionistic Pressure in youth sport (Ein Test des 2 × 2 Modells des Perfektionismusdrucks im Jugendsport)
Fleming, D. J. M., Madigan, D. J., Mallinson-Howard, S. H., Hill, A. P.Veröffentlicht in Psychology of Sport and Exercise (2023)“… However, if and how perfectionistic pressure from coaches and parents interact to predict the development of perfectionism is unknown. With this in mind, the present study tested a new model - the 2 × 2 Model of Perfectionistic Pressure - that focuses on the different combinations of perfectionistic pressure youth athletes can experience. …”