Junior-to-senior transition in elite female football: identifying predominant sources of stress among junior players from both player and coach perspectives by Stian Aa Selbekk, Marthe Sofie Lilleengen, Janita Stålesen, Daniel Ransom, Stig Arve Sæther

“…In total, we conducted semistructured interviews with 10 female players: five junior elite players (mean age 16.8 years, SD = 0.96) and five senior elite players (mean age 23.4 years, SD = 2.01). …”
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Training in Roller Speed Skating: Proposal of Surface Electromyography and Kinematics Data for Educational Purposes in Junior and Senior Athletes by Giulia Bongiorno, Giulio Sisti, Helena Biancuzzi, Francesca Dal Mas, Francesco Giuseppe Minisini, Luca Miceli

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High Performance Sports by Möck S, Wirth K

“…Since different devices produce different relationships and rotational isokinetic measurements show conflicting results, further evidence is needed.Methods: 23 male German junior elite volleyball players (16.721.07 years, 193.00.07 cm, 79.867.46 kg) were investigated. …”
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Born to Win? The Hidden Bias of Birthdates in Spanish Orienteering Talent Selection by Javier Montiel-Bonmatí, Javier Marco-Siles, Alberto Ferriz-Valero

“…A total of 384 participations (225 male, 159 female) were examined across the European Youth Orienteering Championships (EYOC), Junior World Orienteering Championships (JWOC), and the European and World Orienteering Championships (EOC + WOC). …”
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Clinical Sports Medicine by Wilhelm A, 4, Herbsleb M, Dittmar C, Rüdrich P, Schürer A, Wüstenfeld J, 5, Kastner T, 5, Wolfarth B, 4, 5

“…Purpose: The aim of the present investigation was to compare the blood lactate concentration (BLC) vs. heart rate (HR) relationship of incremental treadmill (ITR) vs. prolonged field running (PFR) in order to provide a mathematical equation allowing to adjust HR-based intensity zones, derived from non-steady state ITR-exercise, to ensure their transposition to -and application for prolonged field running.Methods: Sixteen junior elite cross-country (XC) skiers were examined in ITR and PFR, where subjects were instructed to complete four consecutive self-paced 2.500 m-runs in undulating terrain at different exercise intensities. …”
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