Results 31 to 40 of about 119,488 (298)

Fatigue-Mediated Loss of Complexity is Contraction-Type Dependent in Vastus Lateralis Electromyographic Signals

open access: yesSports, 2019
The purpose of this study was to investigate the effect of fatigue status and contraction type on complexity of the surface electromyographic (sEMG) signal.
Luis R. Hernandez, Clayton L. Camic
doaj   +1 more source

Drop jump performance differences between ACL-injured and healthy semi-professional male soccer players

open access: yesFrontiers in Sports and Active Living
The purpose of this study was to examine differences in lower-body neuromuscular performance characteristics between ACL-injured athletes and their healthy counterparts, including peak take-off and landing force asymmetries.
Dimitrije Cabarkapa   +7 more
doaj   +1 more source

Acute Effects of Proprioceptive Neuromuscular Facilitation on Peak Torque and Muscle Imbalance

open access: yesJournal of Functional Morphology and Kinesiology, 2018
Background: The effects of proprioceptive neuromuscular facilitation (PNF) stretching on muscle imbalance are not fully understood. The aim of this study was to examine the acute effects of PNF stretching on knee extension and flexion peak torque (PT ...
Cassio V. Ruas   +3 more
doaj   +1 more source

Muscle fatique and muscle damage in strength training

open access: yesPhysical Education of Students, 2022
Background and Study Aim. The aim of this study is to investigate the effects of different types of contractions on muscle damage and muscle fatigue in sedentary individuals. Material and Methods. Thirty healthy male sedentary individuals participated
Veysel Böge, Süleyman Patlar
doaj   +1 more source

The effects of lapping load in finishing advanced ceramic balls on a novel eccentric lapping machine [PDF]

open access: yes, 2005
HIPed (Hot Isostatically Pressed) silicon nitride ball blanks were lapped from diameter 13.255 mm to diameter 12.7 mm by a novel eccentric lapping machine. A maximum material removal rate of 68 μm/hour has been achieved under a nominal lapping load of 43
Kang, J, Hadfield, M
core   +1 more source

Sex-Specific Differences in Vertical Jump Force–Time Metrics in Youth Basketball Players

open access: yesBiomechanics
Objective: The purpose of this study was to investigate differences in countermovement jump (CMJ) force–time metrics between male and female youth basketball players. Methods: Twenty-two female and seventeen male basketball players (ages 12–16) performed
Milos Petrovic   +6 more
doaj   +1 more source

Eccentric graphs

open access: yesDiscrete Mathematics, 1985
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Jin Akiyama, Kiyoshi Ando, David Avis
openaire   +1 more source

Isokinetic Characteristics of Amateur Boxer Athletes

open access: yesFrontiers in Physiology, 2018
Aim: The kinetic chain of the punch of boxers is characterized by the contribution of the shoulder; however, the isokinetic muscle strength of shoulder’s rotators muscles has not been well studied so far, especially with regards to performance. Therefore,
Ioannis Tasiopoulos   +6 more
doaj   +1 more source

Eccentric Training Interventions and Team Sport Athletes

open access: yesJournal of Functional Morphology and Kinesiology, 2019
Eccentric resistance training has been shown to improve performance outcomes in a range of populations, making it a popular choice for practitioners. Evidence suggests that neuromuscular adaptations resulting from eccentric overload (EO) and accentuated ...
Conor McNeill   +3 more
doaj   +1 more source

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