High prevalence of poor sleep quality and sleep deficit: A study in children, adolescents, and adult soccer players

• Lúcio A. Cunha,

  Roles Conceptualization, Formal analysis, Methodology, Writing – original draft

  Affiliation Research Center in Sports Sciences, Health Sciences and Human Development, CIDESD, University of Maia, Maia, Portugal

  ⨯
• Elisa A. Marques,

  Roles Writing – original draft

  Affiliation College of Sport Science, University of Kalba, Kalba, Sharjah, United Arab Emirates

  ⨯
• João Brito,

  Roles Conceptualization, Writing – review & editing

  Affiliation FPF Academy, Portuguese Football Federation, Cruz Quebrada, Portugal

  ⨯
• Michele Lastella,

  Roles Conceptualization, Writing – review & editing

  Affiliation Appleton Institute, Central Queensland University, Adelaide, Australia

  https://orcid.org/0000-0003-1793-3811

  ⨯
• Pedro Figueiredo

  Roles Conceptualization, Methodology, Supervision, Writing – review & editing

  * E-mail: pfigueiredo@uaeu.ac.ae

  Affiliation Physical Education Department, College of Education, United Arab Emirates University, Al Ain, United Arab Emirates

  https://orcid.org/0000-0001-5515-3694

  ⨯