Results 21 to 30 of about 102,177 (309)

The Comparison of Myoelectric Activity of Selected Lower Limb Muscles during Three Common Quadriceps Strength Exercises Performed with Different Loads [PDF]

open access: yesSport Sciences and Health Research, 2011
The aim of the present study was to compare myoelectric activity of some selected lower limb muscles during squat, leg press and hack squat exercises performed with different loads. 10 male power lifters (age: 27±4.85 yrs; height: 177±5.98 cm; weight: 80±
Pouria Hesari   +4 more
doaj  

The sit up test to exhaustion as a test for muscular endurance evaluation [PDF]

open access: yes, 2015
AIMS/HYPOTHESIS The aim of this study was to examine the sit up test to exhaustion as a field test for muscular endurance evaluation in a sample of sedentary people of both sexes. METHODS: A cross-sectional study was performed.
Alesi, Marianna   +7 more
core   +4 more sources

Prediction of One Repetition Maximum Using Reference Minimum Velocity Threshold Values in Young and Middle-Aged Resistance-Trained Males

open access: yesBehavioral Sciences, 2021
Background: This study determined the accuracy of different velocity-based methods when predicting one-repetition maximum (1RM) in young and middle-aged resistance-trained males.
John F. T. Fernandes   +5 more
doaj   +1 more source

Seasonal changes in anthropometric and physical characteristics within English academy rugby league players. [PDF]

open access: yes, 2014
Professional rugby league clubs implement training programmes for the development of anthropometric and physical characteristics within an academy programme. However, research that examines seasonal changes in these characteristics is limited.
Baker   +32 more
core   +3 more sources

Lower Extremity Joint Angle Tracking with Wireless Ultrasonic Sensors during a Squat Exercise

open access: yesSensors, 2015
This paper presents an unrestrained measurement system based on a wearable wireless ultrasonic sensor network to track the lower extremity joint and trunk kinematics during a squat exercise with only one ultrasonic sensor attached to the trunk.
Yongbin Qi   +4 more
doaj   +1 more source

Relación entre la fuerza máxima en squat y acciones de salto, sprint y golpeo de balón. (Relationship among maximal strength in squat exercise, jump, sprint and kicking ball performance.) [PDF]

open access: yesRevista Internacional de Ciencias del Deporte, 2008
ResumenEl objetivo del presente estudio fue analizar las posibles relaciones entre la fuerza máxima en squat y accionesexplosivas de salto, sprint y golpeo de balón.
Alfredo Arija Blázquez   +4 more
doaj  

Effect of Online Vinyasa Training on Housewives’ Lower and Upper Body Endurance: A Randomized Post-Pandemic Covid-19 Trial

open access: yesPhysical Education Theory and Methodology, 2023
Study purpose. The COVID-19 pandemic has a considerable impact on social and financial factors in addition to health outcomes. There is, however, still little information available as to how Covid-19 actually impacted housewives. Consequently, this paper
Vikas Singh   +6 more
doaj   +1 more source

Comparison of velocity-based and traditional 1RM-percent-based prescription on acute kinetic and kinematic variables [PDF]

open access: yes, 2018
Purpose: This study compared kinetic and kinematic data from three different velocity-based training (VBT) sessions and a 1-repetition maximum (1RM) percent-based training (PBT) session using full-depth, free-weight back squats with maximal concentric
Banyard, Harry G.   +4 more
core   +1 more source

Effect of front and back squat techniques on peak loads experienced by the Achilles tendon [PDF]

open access: yes, 2015
Background A primary technique in the discipline of strength and conditioning the squat has two principal ‘back and front’ variants. Despite the physiological and strength benefits of the squat, the propensity for musculoskeletal injury is high.
Atkins, Stephen   +4 more
core  

dUTPase is essential in zebrafish development and possesses several single‐nucleotide variants with pronounced structural and functional consequences

open access: yesFEBS Open Bio, EarlyView.
dUTPases are involved in balancing the appropriate nucleotide pools. We showed that dUTPase is essential for normal development in zebrafish. The different zebrafish genomes contain several single‐nucleotide variations (SNPs) of the dut gene. One of the dUTPase variants displayed drastically lower protein stability and catalytic efficiency as compared ...
Viktória Perey‐Simon   +6 more
wiley   +1 more source

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