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This paper is in the following e-collection/theme issue:

RCTs - Protocols/Proposals (eHealth) (1379) Web-based and Mobile Health Interventions (5925) Mobile Health (mhealth) (5265) mHealth for Wellness, Behavior Change and Prevention (4307) Behavior Change (1101) Engagement with and Adherence to Digital Health Interventions, Law of Attrition (829)

Published on in Vol 15 (2026)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/100239, first published .
Hands holding phone photographing avocado toast with egg and tea

Reminder Strategies to Improve Meal-Logging Adherence: Protocol for a Microrandomized Trial

Reminder Strategies to Improve Meal-Logging Adherence: Protocol for a Microrandomized Trial

Authors of this article:

Magdalena Fuchs1 Author Orcid Image ;   Victoria Brügger2 Author Orcid Image ;   Qiuhan Jin2 Author Orcid Image ;   Benjamin Wirth3 Author Orcid Image ;   Stefan Bilz3 Author Orcid Image ;   Florian von Wangenheim1 Author Orcid Image ;   Michael Brändle3, 4 Author Orcid Image ;   Tobias Kowatsch1, 2, 5 Author Orcid Image ;   Mia Jovanova1, 2 Author Orcid Image
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Magdalena Fuchs   1 , MSc ;   Victoria Brügger   2 , MSc ;   Qiuhan Jin   2 , MSc ;   Benjamin Wirth   3 , Dr med ;   Stefan Bilz   3 , Dr med ;   Florian von Wangenheim   1 , Prof Dr ;   Michael Brändle   3, 4 , Dr med ;   Tobias Kowatsch   1, 2, 5 , PhD ;   Mia Jovanova   1, 2 , PhD

1 Department of Management, Technology and Economics, ETH Zurich, Zürich, Zurich, Switzerland

2 School of Medicine, University of St. Gallen, St. Gallen, Switzerland

3 Department of Endocrinology, HOCH Health Ostschweiz, St. Gallen, Switzerland

4 Department of Internal Medicine, HOCH Health Ostschweiz, St. Gallen, Switzerland

5 Institute for Implementation Science in Health Care, University of Zurich, Zurich, Switzerland

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