تصفح Physical Education حسب تاريخ النشر
السجلات المعروضة 21 -- 40 من 74
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The effects of loaded plyometrics and short sprints in u19 male soccer players in Tunisia
( MDPI AG , 2021 , Article)We investigated adding 8 weeks of bi-weekly loaded plyometric and short sprints (LPaSS) training into training for under 19 (U19) soccer players. An experimental group (EG, n = 18, age: 17.5 ± 0.58 years, body mass: 67.4 ... -
The effect of post-lunch napping on mood, reaction time, and antioxidant defense during repeated sprint exercice
( Institute of Sport , 2021 , Article)To compare the effects of two nap opportunities (20 and 90 min) to countermeasure the transient naturally occurring increased sleepiness and decreased performances during the post-lunch dip (PLD). Fourteen highly trained ... -
Effect of tethered swimming as postactivation potentiation on swimming performance and technical, hemophysiological, and psychophysiological variables in adolescent swimmers
( Human Kinetics Publishers Inc. , 2021 , Article)Objectives: To investigate whether tethered swimming (TS) performed 8 minutes before a 50-m freestyle swimming sprint could be an effective postactivation potentiation method to improve performance in young swimmers. ... -
Caffeine use or napping to enhance repeated sprint performance after partial sleep deprivation: Why not both?
( Human Kinetics Publishers Inc. , 2021 , Article)Purpose: To compare the effect of a 20-minute nap opportunity (N20), a moderate dose of caffeine (CAF; 5 mg·kg-1), or a moderate dose of caffeine before N20 (CAF+N) as possible countermeasures to the decreased performance ... -
The influence of environmental and core temperature on cyclooxygenase and PGE2 in healthy humans
( Springer Nature , 2021 , Article)Whether cyclooxygenase (COX)/prostaglandin E2 (PGE2) thermoregulatory pathways, observed in rodents, present in humans? Participants (n = 9) were exposed to three environments; cold (20 °C), thermoneutral (30 °C) and hot ... -
Supramaximal-Exercise Training Improves Heart Rate Variability in Association With Reduced Catecholamine in Obese Adults
( Frontiers Media , 2021 , Article)This study investigates the effect of 6 weeks of supramaximal exercise training (SET) on heart rate variability (HRV) and associated factors in sedentary obese (OB) and normal-weight (NW) adults. In this study, 19 OB [22.9 ... -
Covid-19 pandemic and quality of life among Romanian athletes
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)The aim of this study was to analyze athletes’ quality of life during the COVID-19 pandemic. The study involved 249 athletes between 15 and 35 of age, M = 21.22, SD = 5.12. The sample was composed of eight Olympic Games ... -
Impact of covid‐19 on swimming training: Practical recommendations during home confinement/isolation
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)The COVID‐19 pandemic has had severe effects on communities globally, leading to significant restrictions on all aspects of society, including in sports. Several significant decisions were made to postpone or cancel major ... -
Limiting Rise in Heat Load With an Ice Vest During Elite Female Rugby Sevens Warm-Ups
( Human Kinetics Publishers Inc. , 2021 , Article)Purpose: To determine the effect of wearing a phase-change cooling vest in elite female rugby sevens athletes during (1) a simulated match-day warm-up in hot conditions prior to a training session and (2) a prematch warm-up ... -
Additional clothing increases heat load in elite female Rugby sevens players
( Human Kinetics Publishers Inc. , 2021 , Article)Purpose: To determine whether elite female rugby sevens players are exposed to core temperatures (Tc) during training in the heat that replicate the temperate match demands previously reported and to investigate whether ... -
The Use of Recovery Strategies in Professional Soccer: A Worldwide Survey
( Human Kinetics Publishers Inc. , 2021 , Article)Purpose: To survey soccer practitioners’ recovery strategy: (1) use, (2) perceived effectiveness, and (3) factors influencing their implementation in professional soccer. Methods: A cross-sectional convenience sample of ... -
Pharmacological hypotheses: Is acetaminophen selective in its cyclooxygenase inhibition?
( Wiley-Blackwell , 2021 , Article)The precise mechanistic action of acetaminophen (ACT; paracetamol) remains debated. ACT’s analgesic and antipyretic actions are attributed to cyclooxygenase (COX) inhibition preventing prostaglandin (PG) synthesis. Two COX ... -
Continuous Blood Glucose Monitoring Increases Vigorous Physical Activity Levels and Is Associated With Reduced Hypoglycemia Avoidance Behavior In Youth With Type 1 Diabetes
( Frontiers Media , 2021 , Article)The primary goal of this study was to explore physical activity (PA) levels, hypoglycemia fear scores and hypoglycemia episodes according to insulin administration and blood glucose monitoring methods in youth with type 1 ... -
The Effect of Experimental Recuperative and Appetitive Post-lunch Nap Opportunities, With or Without Caffeine, on Mood and Reaction Time in Highly Trained Athletes
( Frontiers Media S.A. , 2021 , Article)Purpose: To investigate the effects of placebo (PLA), 20 min nap opportunity (N20), 5mg·kg−1 of caffeine (CAF), and their combination (CAF+N20) on sleepiness, mood and reaction-time after partial sleep deprivation (PSD; ... -
Thirty Days of Montmorency Tart Cherry Supplementation Has No Effect on Gut Microbiome Composition, Inflammation, or Glycemic Control in Healthy Adults
( Frontiers Media SA , 2021 , Article)Tart cherries possess properties that may reduce inflammation and improve glycemic control, however human data on supplementation and the gut microbiota is equivocal. Processing (i.e., juice concentrate, dried, frozen) may ... -
COVID-19 Lockdowns: A Worldwide Survey of Circadian Rhythms and Sleep Quality in 3911 Athletes from 49 Countries, with Data-Driven Recommendations
( Springer Nature , 2021 , Article)Objective: In a convenience sample of athletes, we conducted a survey of COVID-19-mediated lockdown (termed ‘lockdown’ from this point forward) effects on: (i) circadian rhythms; (ii) sleep; (iii) eating; and (iv) training ... -
The effect of caffeine, nap opportunity and their combination on biomarkers of muscle damage and antioxidant defence during repeated sprint exercise
( Institute of Sport , 2021 , Article)To investigate the effect of 20 min nap opportunity (N20), 5 mg·kg-1 of caffeine (CAF) and their combination (CAF+N20) on the biochemical response (energetic biomarkers, biomarkers of muscle damage and enzymatic antioxidants) ... -
A tale of two stories: COVID-19 and disability. A critical scoping review of the literature on the effects of the pandemic among athletes with disabilities and para-athletes.
( Frontiers Media , 2022 , Article)The still ongoing COVID-19 pandemic has dramatically impacted athletes, and, in particular, para-athletes and athletes with disabilities. However, there is no scholarly appraisal on this topic. Therefore, a critical scoping ... -
The Effects of Verbal Encouragement and Compliments on Physical Performance and Psychophysiological Responses During the Repeated Change of Direction Sprint Test
( Frontiers Media S.A. , 2022 , Article)The general and sports psychology research is limited regarding the difference between the effects of verbal encouragement (VE) or compliment methods during high-intensity functional exercise testing. The purpose of this ... -
COVID-19 Lockdown: A Global Study Investigating the Effect of Athletes' Sport Classification and Sex on Training Practices
( Human Kinetics Publishers Inc. , 2022 , Article)Purpose: To investigate differences in athletes' knowledge, beliefs, and training practices during COVID-19 lockdowns with reference to sport classification and sex. This work extends an initial descriptive evaluation ...
