Mental imagery and breathing exercises integrated into a standardized warm-up routine enhance sympathetic activation and optimize muscular performance in firefighters

• Jean Philippe Biéchy,

  Roles Conceptualization, Data curation, Investigation, Visualization, Writing – original draft, Writing – review & editing

  Affiliations ToNIC, Toulouse NeuroImaging Center, UMR 1214, Université de Toulouse, INSERM, Toulouse, France, Institut National Universitaire Champollion, EIAP, Département STAPS, Campus de Rodez, Rodez, France

  ⨯
• Camille Charissou,

  Roles Conceptualization, Investigation, Validation, Visualization, Writing – original draft, Writing – review & editing

  Affiliations ToNIC, Toulouse NeuroImaging Center, UMR 1214, Université de Toulouse, INSERM, Toulouse, France, Institut National Universitaire Champollion, EIAP, Département STAPS, Campus de Rodez, Rodez, France

  ⨯
• Candice Groléas,

  Roles Investigation, Resources, Visualization, Writing – review & editing

  Affiliation SDIS 42, Service Départemental d’Incendie et de Secours de la Loire, St-Etienne, France

  ⨯
• Thomas Skrysinski,

  Roles Conceptualization, Funding acquisition, Investigation, Project administration, Resources, Writing – review & editing

  Affiliation SDIS 42, Service Départemental d’Incendie et de Secours de la Loire, St-Etienne, France

  ⨯
• Sylvain Gobert,

  Roles Conceptualization, Resources, Supervision, Validation, Visualization, Writing – review & editing

  Affiliation SDIS77, Service Départemental d’Incendie et de Secours de Seine et Marne, Melun, France

  ⨯
• David Amarantini ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: david.amarantini@inserm.fr

  ¶☯ These authors have contributed equally to this work and share last authorship.

  Affiliation ToNIC, Toulouse NeuroImaging Center, UMR 1214, Université de Toulouse, INSERM, Toulouse, France

  https://orcid.org/0000-0002-9292-2429

  ⨯
• Lilian Fautrelle

  Contributed equally to this work with: Lilian Fautrelle

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

  ¶☯ These authors have contributed equally to this work and share last authorship.

  Affiliations ToNIC, Toulouse NeuroImaging Center, UMR 1214, Université de Toulouse, INSERM, Toulouse, France, Institut National Universitaire Champollion, EIAP, Département STAPS, Campus de Rodez, Rodez, France

  https://orcid.org/0000-0002-4044-8614

  ⨯