• 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 ...
    • Forecasting the effects of smoking prevalence scenarios on years of life lost and life expectancy from 2022 to 2050: a systematic analysis for the Global Burden of Disease Study 2021 

      Dana, Bryazka; Reitsma, Marissa B; Abate, Yohannes Habtegiorgis; Abd Al Magied, Abdallah H A; Abdelkader, Atef; ... more authors ( Elsevier , 2024 , Article)
      BackgroundSmoking is the leading behavioural risk factor for mortality globally, accounting for more than 175 million deaths and nearly 4·30 billion years of life lost (YLLs) from 1990 to 2021. The pace of decline in smoking ...
    • Global disease burden attributed to low physical activity in 204 countries and territories from 1990 to 2019: Insights from the Global Burden of Disease 2019 Study 

      Ammar, Achraf; Trabelsi, Khaled; Hermassi, Souhail; Kolahi, Ali Asghar; Mansournia, Mohammad Ali; ... more authors ( Institute of Sport , 2023 , Article)
      The purpose of this investigation is to estimate the global disease burden attributable to low physical activity (PA) in 204 countries and territories from 1990 to 2019 by age, sex, and Socio-Demographic Index (SDI). ...
    • 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 ...