Results 81 to 90 of about 23,105 (226)

Relationships between lower-body muscle structure and, lower-body strength, explosiveness and eccentric leg stiffness in adolescent athletes [PDF]

open access: yes, 2015
The purpose of the present study was to determine whether any relationships were present between lower-body muscle structure and, lower-body strength, variables measured during a counter-movement jump (CMJ) and squat jump (SJ), and eccentric leg ...
Farley, Oliver R   +5 more
core   +1 more source

A Dynamics and Stability Framework for Avian Jumping Take-off

open access: yes, 2018
Jumping take-off in birds is an explosive behaviour with the goal of providing a rapid transition from ground to airborne locomotion. An effective jump is predicated on the need to maintain dynamic stability through the acceleration phase.
Crowther, William   +2 more
core   +1 more source

An investigation into sleep patterns and the effect of time of day on performance in youth swimmers [PDF]

open access: yes, 2018
The purpose of this study was to investigate sleep patterns in competitive youth swimmers and to establish any time-of-day effect on physiological and psychological variables linked to swimming performance.
Glen, Jonathan, Grant, Marie Clare
core   +2 more sources

The effects of plyometric training on physical fitness in adolescent team sports: a systematic review and meta-analysis

open access: yesFrontiers in Physiology
ObjectivesThis systematic review and meta-analysis examined the effects of plyometric training (PT) on the physical fitness of adolescent team-sport athletes.MethodsWe systematically searched the PubMed, Web of Science, Scopus, and Embase databases.
Fengming Zhang   +4 more
doaj   +1 more source

Hypogravity simulation using the Variable Gravity Suspension System: A technical report

open access: yesExperimental Physiology, Volume 111, Issue 4, Page 1580-1596, 1 April 2026.
Abstract Human movement has evolved within Earth's gravitational environment (1 g; −9.81 m s−2). Future human exploration of terrestrial bodies, including the Moon (0.17 g; −1.62 m s−2) and Mars (0.38 g; −3.71 m s−2), will require astronauts to live and work within reduced gravitational environments (hypogravity).
Patrick Swain   +7 more
wiley   +1 more source

Navigating the Data Processing Maze: A Systematic Review of Jump Height Calculations Using Force Platforms

open access: yesEuropean Journal of Sport Science, Volume 26, Issue 3, March 2026.
ABSTRACT Vertical jump height estimates the ability to oppose gravity and lower body neuromuscular performance in athletes and various clinical populations. The use of force platforms for measuring jump height is increasingly popular due to technological advancements and the equipment's relative ease of use in various settings.
Ingrid Eythorsdottir   +6 more
wiley   +1 more source

Physical Characteristics of Fast Roping in British Elite Law Enforcement Officers

open access: yesEuropean Journal of Sport Science, Volume 26, Issue 3, March 2026.
ABSTRACT Elite law enforcement and special forces operators around the world have a unique skill set, including some risky methods of entry into a scene of operation. With fast roping being actively utilized by this population, it is important to gain an understanding of the physical demands of the task.
Joseph Warwick   +4 more
wiley   +1 more source

Effect of Focal Vibration Technique on Lower Limb Performance: A Randomized, Double‐Blind Study

open access: yesJournal of Orthopaedic Research, Volume 44, Issue 3, March 2026.
ABSTRACT The objective of this study was to evaluate the performance capabilities of amateur soccer players using a focal vibration protocol at 120 Hertz combined with stationary bicycle pedaling at 80–90 revolutions per minute for 10 min, in one session per week for three consecutive weeks, to analyze its impact on five countermovement jumps (CMJ).
Gisela Cisa‐Ribas   +1 more
wiley   +1 more source

Physical impact of volleyball matches on adolescent athletes: Insights into fatigue and recovery

open access: yesJournal Sport Area
Background Problems: Research on adolescent volleyball athletes is limited, especially regarding the acute effects of competition on physiological responses such as Blood Lactate Concentration (BLC), sprint performance, and Countermovement Jump (CMJ ...
Atri Widowati   +4 more
doaj   +1 more source

Re‐Embedding European Market Society? EU Labour Regulation and the ‘Double Countermovement’ to Market‐Making Integration

open access: yesJCMS: Journal of Common Market Studies, Volume 64, Issue 2, Page 881-901, March 2026.
Abstract Scholars who have examined European integration from a neo‐Polanyian perspective have long been sceptical about the opportunities for a ‘countermovement’ against the EU's market‐making bias. However, as part of a broader ‘social turn’, recent years have seen the adoption of EU legislation to promote fair and decent working conditions. Based on
Sven Schreurs
wiley   +1 more source

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