Increasing effort without noticing: A randomized controlled pilot study about the ergogenic placebo effect in endurance athletes and the role of supplement salience

• Ellen K. Broelz,

  Roles Conceptualization, Formal analysis, Investigation, Project administration, Visualization, Writing – original draft

  Affiliation Department of Psychosomatic Medicine and Psychotherapy, University Hospital Tübingen, Tübingen, Germany

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• Sebastian Wolf,

  Roles Formal analysis, Writing – review & editing

  Affiliation Department of Psychology, University of Tübingen, Tübingen, Germany

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• Patrick Schneeweiss,

  Roles Conceptualization, Investigation, Project administration, Writing – review & editing

  Affiliation Department of Sports Medicine, University Hospital Tübingen, Tübingen, Germany

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• Andreas M. Niess,

  Roles Conceptualization, Funding acquisition, Resources, Supervision, Writing – review & editing

  Affiliation Department of Sports Medicine, University Hospital Tübingen, Tübingen, Germany

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• Paul Enck,

  Roles Conceptualization, Formal analysis, Funding acquisition, Resources, Supervision, Writing – review & editing

  Affiliation Department of Psychosomatic Medicine and Psychotherapy, University Hospital Tübingen, Tübingen, Germany

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• Katja Weimer

  Roles Conceptualization, Formal analysis, Funding acquisition, Resources, Supervision, Writing – original draft

  * E-mail: katja.weimer@uni-ulm.de

  Affiliations Department of Psychosomatic Medicine and Psychotherapy, University Hospital Tübingen, Tübingen, Germany, Clinic for Psychosomatic Medicine and Psychotherapy, University Hospital Ulm, Ulm, Germany

  http://orcid.org/0000-0001-8656-607X

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