Results 31 to 40 of about 1,566,640 (302)

Association between elite swimmers’ force production and 100 m front crawl inter-lap pacing and kinematics

open access: yesFrontiers in Sports and Active Living, 2023
The present study aimed to analyse the associations between force production and 100 m front crawl inter-lap pacing and kinematics. Eleven elite male swimmers performed a 100 m front crawl maximal effort to collect 50 m lap time (T50, s) and velocity (v,
Mário J. Costa   +10 more
doaj   +1 more source

Changes in Maximal Strength and Home Run Performance in NCAA Division I Baseball Players Across 3 Competitive Seasons: A Descriptive Study

open access: yesJournal of Functional Morphology and Kinesiology, 2021
The purpose of this longitudinal, descriptive study was to observe changes in maximal strength measured via isometric clean grip mid-thigh pull and home runs (total and home runs per game) across three years of training and three competitive seasons for ...
W. Guy Hornsby   +7 more
doaj   +1 more source

Detecting gesture force peaks for intuitive interaction [PDF]

open access: yesProceedings of the 5th Australasian Conference on Interactive Entertainment, 2008
With the release of the Nintendo Wii in 2006, the use of haptic force gestures has become a very popular form of input for interactive entertainment. However, current gesture recognition techniques utilised in Nintendo Wii games fall prey to a lack of control when it comes to recognising simple gestures. This paper presents a simple gesture recognition
Fitz-Walter, Zachary   +2 more
openaire   +2 more sources

Response of a Hexagonal Granular Packing under a Localized External Force [PDF]

open access: yes, 2005
We study the response of a two-dimensional hexagonal packing of rigid, frictionless spherical grains due to a vertically downward point force on a single grain at the top layer.
Ostojic, Srdjan, Panja, Debabrata
core   +7 more sources

Weekly Versus Monthly Testosterone Administration On Fast and Slow Skeletal Muscle Fibers in Older Adult Males [PDF]

open access: yes, 2014
Context: In older adults, loss of mobility due to sarcopenia is exacerbated in men with low serum T. T replacement therapy is known to increase muscle mass and strength, but the effect of weekly (WK) vs monthly (MO) administration on specific fiber types
Dillon, E. Lichar   +5 more
core   +2 more sources

Test–Retest Reliability and Concurrent Validity of FysioMeter C-Station Assessing Lower-Limb Muscle Strength via Isometric Mid-Thigh Pulls

open access: yesApplied Sciences
The isometric mid-thigh pull (IMTP) is a reliable method to assess lower limb isometric muscle strength. A portable device (FysioMeter C-station) could serve as a suitable alternative.
Mathias G. Sakstrup   +5 more
doaj   +1 more source

Kinetic Analysis of Swimming Flip-Turn Push-Off Techniques

open access: yesSports, 2019
The aims of the present study were to examine the influences of different push-off techniques on kinetic and kinematic parameters both in and out of the water. The two techniques were: (1) a push off that was characterized by rapid extension of knees and
Wendi Weimar   +6 more
doaj   +1 more source

The strengthening of reentrant pinning by collective interactions in the peak effect

open access: yes, 2009
Since it was first observed about 40 years ago [1], the peak effect has been the subject of numerous research mainly impelled by the desire to determine its exact mechanisms.
Altounian, Z., Hilke, M., Lefebvre, J.
core   +1 more source

A comprehensive assessment of caffeine’s effects on components of countermovement jump performance

open access: yesBiology of Sport, 2021
The aim of this study was to conduct a comprehensive examination of caffeine’s effects on countermovement jump (CMJ) performance. In this randomized, double-blind, crossover study, twenty-two resistance-trained men (age: 28 ± 5 years; height: 183 ± 5 cm;
Jozo Grgic
doaj   +1 more source

Validity of a mobile device measuring isometric deadlift peak force

open access: yesCurrent Issues in Sport Science, 2023
Introduction Muscular strength can be viewed as a product of force and velocity. Increases in both maximal force and velocity will ultimately result in an increase in power (Suchomel et al., 2016), thus contributing to performance in tasks such as ...
Alain Dössegger, Konrad Brügger
doaj   +1 more source

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