Now showing items 81-100 of 132

    • Hypoglycemia avoidance behaviour in active Qatari adults with type 1 diabetes under blood glucose monitoring device 

      Jabbour, Georges; Hermassi, Souhail ( Elsevier B.V. , 2024 , Article)
      Aims: The present study aimed to explore the relationship between fear of hypoglycemia and exercise management strategies in active Qatari adults with T1D during the COVID-19 pandemic, and to explore the potential role of ...
    • Anaerobic and aerobic contributions to repeated supramaximal cycling exercises and their adaptation to high-intensity interval training in obese perimenopausal and postmenopausal women 

      Jabbour, Georges; Iancu, Horia D. ( Wolters Kluwer Health , 2024 , Article)
      Objective This study investigated the anaerobic and aerobic contributions to total energy release during repeated supramaximal cycling exercises (SCE) and their adaptation in response to 6 weeks of high-intensity interval ...
    • Impact of Moderate Physical Activity on Inflammatory Markers and Telomere Length in Sedentary and Moderately Active Individuals with Varied Insulin Sensitivity 

      Almuraikhy, Shamma; Sellami, Maha; Al-Amri, Hadaia Saleh; Domling, Alexander; Althani, Asmaa A.; ... more authors ( Dove Medical Press , 2023 , Article)
      Introduction: Physical activity-associated immune response plays a crucial role in the aging process. This study aimed to determine the impact of short-term moderate physical activity on cytokine levels, oxidative stress ...
    • 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) ...
    • 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 ...
    • Caffeine use or napping to enhance repeated sprint performance after partial sleep deprivation: Why not both? 

      Romdhani, Mohamed; Souissi, Nizar; Moussa-Chamari, Imen; Chaabouni, Yassine; Mahdouani, Kacem; ... more authors ( 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 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 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 ...
    • Lockdown Duration and Training Intensity Affect Sleep Behavior in an International Sample of 1,454 Elite Athletes 

      Romdhani, Mohamed; Fullagar, Hugh H.K.; Vitale, Jacopo A.; Nédélec, Mathieu; Rae, Dale E.; ... more authors ( Frontiers Media S.A. , 2022 , Article)
      Objective: To investigate the effect of 1) lockdown duration and 2) training intensity on sleep quality and insomnia symptoms in elite athletes. Methods: 1,454 elite athletes (24.1 ± 6.7 years; 42% female; 41% individual ...
    • Ramadan Observance Exacerbated the Negative Effects of COVID-19 Lockdown on Sleep and Training Behaviors: A International Survey on 1,681 Muslim Athletes 

      Romdhani, Mohamed; Ammar, Achraf; Trabelsi, Khaled; Chtourou, Hamdi; Vitale, Jacopo A.; ... more authors ( Frontiers Media S.A. , 2022 , Article)
      Objective: Disrupted sleep and training behaviors in athletes have been reported during the COVID-19 pandemic. We aimed at investigating the combined effects of Ramadan observance and COVID-19 related lockdown in Muslim ...
    • The effects of loaded plyometrics and short sprints in u19 male soccer players in Tunisia 

      Aloui, Ghaith; Souhail, Hermassi; Hayes, Lawrence D.; Bouhafs, El G.; Chelly, Mohamed S.; ... more authors ( 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 ...
    • 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: ...
    • 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 ...
    • 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 ...
    • 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 ...
    • Physical activity as a counteracting measure to mitigate the harmful effects of COVID-19 lockdowns: Special focus on healthy children, adolescents, adults, elderly, athletes, and people with Down syndrome 

      Haddad, Monoem; Abbes, Zied; Ghram, Amine; Cosma, Germina; Chamari, Karim ( Elsevier , 2021 , Book chapter)
      The novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) that originated in China in December 2019 has become a global public health emergency and has had a major impact on physical activity behaviors globally. ...
    • A new perspective on cardiovascular drift during prolonged exercise 

      Souissi, Amine; Haddad, Monoem; Dergaa, Ismail; Ben Saad, Helmi; Chamari, Karim ( Elsevier Inc. , 2021 , Article)
      Prolonged exercise induces cardiovascular drift, which is characterized by decreasing mean arterial pressure (MAP), stroke volume and heart rate increase. Cardiovascular drift has been debated for a long time. Although the ...
    • Modalities of student responses in football games according to players' cognitive structures 

      Zghibi, Makrem; Sahli, Hajer; Ben Khalifa, Wissam; Ghouili, Hatem; Gharbi, Maher; ... more authors ( MDPI , 2021 , Article)
      This work is part of a semio-constructivist conception of learning sport and physical education that emphasizes the primary role of language action in the co-construction of knowledge in/through action. The aim is to study ...
    • Training During the COVID-19 Lockdown: Knowledge, Beliefs, and Practices of 12,526 Athletes from 142 Countries and Six Continents 

      Washif, Jad Adrian; Farooq, Abdulaziz; Krug, Isabel; Pyne, David B.; Verhagen, Evert; ... more authors ( Springer Science and Business Media Deutschland GmbH , 2022 , Article)
      Objective: Our objective was to explore the training-related knowledge, beliefs, and practices of athletes and the influence of lockdowns in response to the coronavirus disease 2019 (COVID-19) pandemic caused by severe ...
    • 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 ...