• Core Body Temperatures in Intermittent Sports: A Systematic Review 

      Henderson, Mitchell J.; Grandou, Clementine; Chrismas, Bryna C.R.; Coutts, Aaron J.; Impellizzeri, Franco M.; ... more authors ( Springer Nature , 2023 , Article)
      Background: Hyperthermia (and associated health and performance implications) can be a significant problem for athletes and teams involved in intermittent sports. Quantifying the highest thermal strain (i.e. peak core body ...
    • Correction to: Training During the COVID-19 Lockdown: Knowledge, Beliefs, and Practices of 12,526 Athletes from 142 Countries and Six Continents (Sports Medicine, (2022), 52, 4, (933-948), 10.1007/s40279-021-01573-z) 

      Washif, Jad Adrian; Farooq, Abdulaziz; Krug, Isabel; Pyne, David B.; Verhagen, Evert; ... more authors ( Springer Science and Business Media Deutschland GmbH , 2022 , Other)
      The affiliation of the author Lone Bogwasi, which previously read as: Lone Bogwasi Department of Orthopedics, Nyangabgwe Hospital, Francistown, Botswana Botswana Football Association Medical Committee, Gaborone, Botswana. ...
    • COVID-19 Lockdown: A Global Study Investigating the Effect of Athletes' Sport Classification and Sex on Training Practices 

      Washif, Jad Adrian; Sandbakk, Oyvind; Seiler, Stephen; Haugen, Thomas; Farooq, Abdulaziz; ... more authors ( 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 ...
    • COVID-19 Lockdowns: A Worldwide Survey of Circadian Rhythms and Sleep Quality in 3911 Athletes from 49 Countries, with Data-Driven Recommendations 

      Romdhani, Mohamed; Rae, Dale E.; Nédélec, Mathieu; Ammar, Achraf; Chtourou, Hamdi; ... more authors ( 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 ...
    • COVID-19 Pandemic and Physical Exercise: Lessons Learnt for Confined Communities 

      Ghram, Amine; Bragazzi, Nicola Luigi; Briki, Walid; Jenab, Yaser; Khaled, Mehdi; ... more authors ( Frontiers Media S.A. , 2021 , Article)
      The novel pandemic called "Coronavirus Disease 2019" (COVID-19), as a global public health emergency and global threat, has affected many countries in unpredictable ways and impacted on physical activity (PA) behaviors to ...
    • Covid-19 pandemic and quality of life among Romanian athletes 

      Cosma, Germina Alina; Chiracu, Alina; Stepan, Amalia Raluca; Cosma, Marian Alexandru; Nanu, Marian Costin; ... more authors ( 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 ...
    • A cross-cultural comparison of health behaviors between Saudi and British adolescents living in urban areas: Gender by country analyses 

      Al-Hazzaa, Hazzaa M.; Al-Nakeeb, Yahya; Duncan, Michael J.; Al-Sobayel, Hana I.; Abahussain, Nada A.; ... more authors ( MDPI , 2013 , Article)
      This study investigated the cross-cultural differences and similarity in health behaviors between Saudi and British adolescents. A school-based cross-sectional study was conducted at four cities in Saudi Arabia (Riyadh and ...
    • D oes the moon cycle affect the physical endurance, balance, reaction-time, mood state and well-being in trained athletes? 

      Yousfi, Narimen; Arbimejri, Mohamed; Kasmi, Sofien; Tabben, Montassar; Haddad, Monoem; ... more authors ( Edizioni Minerva Medica , 2020 , Article)
      BACKGROUND: Fascination with the moon has spanned millennia. It has recently been asserted that the moon cycle affects endurance performance in untrained individuals. The present study aimed at investigating the effects ...
    • Determinants of Student Absenteeism/Presenteeism in Qatar: A Path Analysis 

      Sellami, Abdellatif; El-Kassem, Rima Charbaji; Alqassass, Haneen B K; Al-Emadi, Ahmed ( SCHOLINK INC , 2020 , Article)
      The current study sought to investigate the perceptions of school teachers regarding student absenteeism and presenteeism in the State of Qatar. Drawing on the existing relevant literature in the field and based on a survey ...
    • Difference Asymmetry between Preferred Dominant and Non-Dominant Legs in Muscular Power and Balance among Sub-Elite Soccer Players in Qatar 

      Haddad, Monoem; Abbes, Zied; Zarrouk, Nidhal; Aganovic, Zlatan; Hulweh, Albraa; ... more authors ( MDPI , 2023 , Article)
      The objective of this study was to determine and compare leg asymmetry between preferred dominant and non-dominant legs in muscular power and balance among sub-elite soccer (football) players in Qatar. Thirty-two professional ...
    • Dose of Bicarbonate to Maintain Plasma pH During Maximal Ergometer Rowing and Consequence for Plasma Volume 

      Nielsen, Henning Bay; Volianitis, Stefanos; Secher, Niels H. ( Frontiers Media S.A. , 2022 , Article)
      Rowing performance may be enhanced by attenuated metabolic acidosis following bicarbonate (BIC) supplementation. This study evaluated the dose of BIC needed to eliminate the decrease in plasma pH during maximal ergometer ...
    • Ecological Validation and Reliability of Hexoskin Wearable Body Metrics Tool in Measuring Pre-exercise and Peak Heart Rate During Shuttle Run Test in Professional Handball Players 

      Haddad, Monoem; Hermassi, Souhail; Aganovic, Zlatan; Dalansi, Feriel; Kharbach, Mariam; ... more authors ( Frontiers Media S.A. , 2020 , Article)
      The aim of the study was to assess the validity and reliability of wearable body metric Hexoskin “smart shirt” in measuring heart rate (HR) at pre-exercise and during peak effort in a field test incorporating vigorous ...
    • Editorial: Advances in Rowing Physiology 

      Volianitis, Stefanos; Koutedakis, Yiannis; Secher, Niels H. ( Frontiers Media S.A. , 2022 , Other)
      Almost 100 years ago, it was considered that “the rowing of a crew in a racing shell with sliding seats is a form of exercise in which a greater total energy expenditure is attainable, for periods of five to 20 min, than ...
    • Editorial: Exercise prescription in metabolic diseases: An efficient medicine towards prevention and cure 

      Jabbour, Georges; Taheri, Shahrad ( Frontiers Media , 2022 , Other)
      Metabolic disease encompasses excess adiposity, dysglycaemia, type 2 diabetes mellitus, dyslipidaemia, non-alcoholic fatty liver disease (NAFLD), and hypertension that translate to excess cardiovascular disease and increased ...
    • The effect of caffeine, nap opportunity and their combination on biomarkers of muscle damage and antioxidant defence during repeated sprint exercise 

      Romdhani, Mohamed; Souissi, Nizar; Dergaa, Ismail; Moussa-Chamari, Imen; Chaabouni, Yassine; ... more authors ( 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) ...
    • Effect of coronavirus-19 restrictions in male handball players: Physical activity, sedentary behavior, and satisfaction with life 

      Hermassi, Souhail; Hayes, Lawrence D.; Sanal-Hayes, Nilihan E. M.; Schwesig, René ( MDPI , 2021 , Article)
      This experiment examined physical activity (PA), sitting time, and satisfaction with life (SL) in European (45%) and Middle Eastern and North African (MENA; 55%) handball players (n = 418; age: 25.6 ± 6.8 years; body mass: ...
    • The Effect of Experimental Recuperative and Appetitive Post-lunch Nap Opportunities, With or Without Caffeine, on Mood and Reaction Time in Highly Trained Athletes 

      Romdhani, Mohamed; Souissi, Nizar; Dergaa, Ismael; Moussa-Chamari, Imen; Abene, Olfa; ... more authors ( 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; ...
    • The Effect of Hyperoxia on Central and Peripheral Factors of Arm Flexor Muscles Fatigue Following Maximal Ergometer Rowing in Men 

      Volianitis, Stefanos; Rasmussen, Peter; Petersen, Nicolas C.; Secher, Niels H. ( Frontiers Media S.A. , 2022 , Article)
      Purpose: This study evaluates the effect of hyperoxia on cerebral oxygenation and neuromuscular fatigue mechanisms of the elbow flexor muscles following ergometer rowing. Methods: In 11 competitive male rowers (age, 30 ± ...
    • The effect of moderate and high-intensity fatigue on groundstroke accuracy in expert and non-expert tennis players 

      Lyons, Mark; Al-Nakeeb, Yahya; Hankey, Joanne; Nevill, Alan ( PMC , 2013 , Article)
      Exploring the effects of fatigue on skilled performance in tennis presents a significant challenge to the researcher with respect to ecological validity. This study examined the effects of moderate and high-intensity fatigue ...
    • The effect of post-lunch napping on mood, reaction time, and antioxidant defense during repeated sprint exercice 

      Romdhani, Mohamed; Dergaa, Ismail; Moussa-Chamari, Imen; Souissi, Nizar; Chaabouni, Yassine; ... more authors ( 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 ...