Ramadan intermittent fasting induced poorer training practices during the COVID-19 lockdown: A global
cross-sectional study with 5529 athletes from 110 countries

Jad Washif; David B. Pyne; Øyvind Sandbakk; Khaled Trabelsi; Abdul Rashid Aziz; Christopher Beaven; Isabel Krug; Iñigo Mujika; Achraf Ammar; Anis Chaouachi; Imen Moussa-Chamari; Asma Aloui; Hamdi Chtourou; Abdulaziz Farooq; Monoem Haddad; Mohamed Romdhani; Paul Salamh; Montassar Tabben; Del Wong; Yacine Zerguini; Matthew D. DeLang; Lee Taylor; Helmi Ben Saad; Karim Chamari

doi:10.5114/biolsport.2022.117576

eISSN: 2083-1862
ISSN: 0860-021X

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4/2022
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Original paper

Ramadan intermittent fasting induced poorer training practices during the COVID-19 lockdown: A global cross-sectional study with 5529 athletes from 110 countries

Jad Adrian Washif

¹

,

David B. Pyne

²

,

Øyvind Sandbakk

³

,

Khaled Trabelsi

^{4, 5}

,

Abdul Rashid Aziz

⁶

,

Christopher Martyn Beaven

⁷

,

Isabel Krug

⁸

,

Iñigo Mujika

^{9, 10}

,

Achraf Ammar

^{11, 12}

,

Anis Chaouachi

^{13, 14}

,

Imen Moussa-Chamari

¹⁵

,

Asma Aloui

^{16, 17}

,

Hamdi Chtourou

^{16, 4}

,

Abdulaziz Farooq

¹⁸

,

Monoem Haddad

¹⁵

,

Mohamed Romdhani

¹⁶

,

Paul Salamh

¹⁹

,

Montassar Tabben

¹⁸

,

Del P. Wong

²⁰

,

Yacine Zerguini

^{21, 22}

,

Matthew D. DeLang

²³

,

Lee Taylor

^{24, 25, 26}

,

Helmi Ben Saad

^{27, 28}

,

Karim Chamari

¹⁸

Sports Performance Division, Institut Sukan Negara Malaysia (National Sports Institute of Malaysia), 57000 Kuala Lumpur, Malaysia
Research Institute for Sport and Exercise, University of Canberra, Canberra, Australia
Centre for Elite Sports Research, Department of Neuromedicine and Movement Science, Norwegian, University of Science and Technology, Trondheim, Norway
High Institute of Sport and Physical Education, University of Sfax, Sfax, Tunisia
Research Laboratory: Education, Motricity, Sport and Health, EM2S, LR19JS01, University of Sfax, Sfax, Tunisia
Sport Science and Sport Medicine, Singapore Sport Institute, Sport Singapore, Singapore
Division of Health, Engineering, Computing and Science, Te Huataki Waiora School of Health, University of Waikato, Tauranga, New Zealand
Melbourne School of Psychological Sciences, The University of Melbourne, Melbourne, Australia
Department of Physiology, Faculty of Medicine and Nursing, University of the Basque Country, Leioa, Basque Co
Exercise Science Laboratory, School of Kinesiology, Faculty of Medicine, Universidad Finis Terrae, Santiago, Chile
Institute of Sport Sciences, Otto-von-Guericke University, 39104 Magdeburg, Germany
Interdisciplinary Laboratory in Neurosciences, Physiology and Psychology: Physical Activity, Health and Learning (LINP2), UFR STAPS, UPL, Paris Nanterre University, Nanterre, France
Tunisian Research Laboratory, Sport Performance Optimisation, National Center of Medicine and Science in Sports (CNMSS), Tuni
AUT University, Sports Performance Research Institute New Zealand, Auckland, New Zealand
Physical Education Department, College of Education, Qatar University, Doha, Qatar
Physical Activity, Sport & Health Research Unit (UR18JS01), National Sport Observatory, Tunis, Tunisia
High Institute of Sport and Physical Education, University of Gafsa, Tunisia
Aspetar, Orthopaedic and Sports Medicine Hospital, FIFA Medical Centre of Excellence, Doha, Qatar
Krannert School of Physical Therapy, University of Indianapolis, Indianapolis, USA
School of Nursing and Health Studies, Hong Kong Metropolitan University, Hong Kong
FIFA Medical Centre of Excellence Algiers, Algeria
Medical Committee, Confederation of African Football, Egypt
Right to Dream Academy, Old Akrade, Ghana
School of Sport, Exercise and Health Sciences, Loughborough University. National Centre for Sport and Exercise Medicine (NCSEM), Loughborough, United Kingdom
Human Performance Research Centre, University of Technology Sydney, Sydney, Australia
Sport & Exercise Discipline Group, Faculty of Health, University of Technology Sydney, Sydney, Australia
Laboratoire de Recherche “insuffisance cardiaque” (LR12SP09), Hôpital Farhat HACHED, Université de Sousse, Sousse, Tunisie
Laboratoire de Physiologie, Faculté de Médicine de Sousse, Université de Sousse, Sousse, Tunisie

Biol Sport. 2022;39(4):1103–1115

DOI: https://doi.org/10.5114/biolsport.2022.117576

Online publish date: 2022/06/27

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AMA

Washif JA, B. Pyne D, Sandbakk Ø, et al. Ramadan intermittent fasting induced poorer training practices during the COVID-19 lockdown: A global
cross-sectional study with 5529 athletes from 110 countries. Biology of Sport. 2022;39(4):1103-1115. doi:10.5114/biolsport.2022.117576.

APA

Washif, J. A., B. Pyne, D., Sandbakk, Ø., Trabelsi, K., Aziz, A.,  & Beaven, C. M. et al. (2022). Ramadan intermittent fasting induced poorer training practices during the COVID-19 lockdown: A global
cross-sectional study with 5529 athletes from 110 countries. Biology of Sport, 39(4), 1103-1115. https://doi.org/10.5114/biolsport.2022.117576

Chicago

Washif, Jad A, David B. Pyne, Øyvind Sandbakk, Khaled Trabelsi, Abdul Rashid Aziz, Christopher M Beaven,  and Isabel Krug et al. 2022. "Ramadan intermittent fasting induced poorer training practices during the COVID-19 lockdown: A global
cross-sectional study with 5529 athletes from 110 countries". Biology of Sport 39 (4): 1103-1115. doi:10.5114/biolsport.2022.117576.

Harvard

Washif, J., B. Pyne, D., Sandbakk, Ø., Trabelsi, K., Aziz, A., Beaven, C., Krug, I., Mujika, I., Ammar, A., Chaouachi, A., Moussa-Chamari, I., Aloui, A., Chtourou, H., Farooq, A., Haddad, M., Romdhani, M., Salamh, P., Tabben, M., Wong, D., Zerguini, Y., DeLang, M., Taylor, L., Ben Saad, H.,  and Chamari, K. (2022). Ramadan intermittent fasting induced poorer training practices during the COVID-19 lockdown: A global
cross-sectional study with 5529 athletes from 110 countries. Biology of Sport, 39(4), pp.1103-1115. https://doi.org/10.5114/biolsport.2022.117576

MLA

Washif, Jad et al. "Ramadan intermittent fasting induced poorer training practices during the COVID-19 lockdown: A global
cross-sectional study with 5529 athletes from 110 countries." Biology of Sport, vol. 39, no. 4, 2022, pp. 1103-1115. doi:10.5114/biolsport.2022.117576.

Vancouver

Washif J, B. Pyne D, Sandbakk Ø, Trabelsi K, Aziz A, Beaven C et al. Ramadan intermittent fasting induced poorer training practices during the COVID-19 lockdown: A global
cross-sectional study with 5529 athletes from 110 countries. Biology of Sport. 2022;39(4):1103-1115. doi:10.5114/biolsport.2022.117576.

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