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

Formative Evaluation of Digital Health Interventions (5360) Design and Formative Evaluation of Mobile Apps (1023) Dementia and Cognitive Decline (915) Mobile Devices and Apps for Seniors and Healthy Aging (421) Cognitive Training for the Elderly (235) Games for Cognitive Assessment (157) Chatbots and Conversational Agents (1231)

Published on in Vol 9 (2025)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/66885, first published .
Elderly woman with glasses uses a smartphone while sitting on a couch

Toward a Smartphone-Based and Conversational Agent–Delivered Just-in-Time Adaptive Holistic Lifestyle Intervention for Older Adults Affected by Cognitive Decline: Two-Week Proof-of-Concept Study

Toward a Smartphone-Based and Conversational Agent–Delivered Just-in-Time Adaptive Holistic Lifestyle Intervention for Older Adults Affected by Cognitive Decline: Two-Week Proof-of-Concept Study

Authors of this article:

Esther Brill1 Author Orcid Image ;   Rasita Vinay2, 3, 4 Author Orcid Image ;   Marcia Nißen3, 4, 5 Author Orcid Image ;   Priyam Joshi6 Author Orcid Image ;   Stefan Klöppel1 Author Orcid Image ;   Tobias Kowatsch3, 4, 5 Author Orcid Image
Article Authors Cited by (6) Tweetations Metrics

Journals

  1. Vinay R, Uetova E, Tommila N, Biller-Andorno N, Kowatsch T. A Hybrid Rule- and Large Language Model–Based Embodied Voice Assistant (GRACE) for Cognitive Stimulation in Older Adults: Usability Study Assessing Technical Feasibility, Technology Acceptance, and Working Alliance. JMIR Aging 2025;8:e76489 View
  2. Zhao K, Xiong W, Zhu S, Wu Y, Liu X. The multifaceted impact of proximity on New Quality Productive Forces. Economic Analysis and Policy 2026;92:260 View
  3. Chan M, Ng P, Liu K. Conversational AI in Cognitive and Social Training for People with Dementia: A Systematic Review. Healthcare 2026;14(14):2106 View
  4. Negi S, Keller R, Mair J, Kleim B, Allemand M, von Wangenheim F, Kowatsch T, Mishra V. Evaluating Cross-Study Generalization of Receptivity Models for Just-in-Time Adaptive Interventions. Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies 2026;10(3):1 View
  5. Holfelder A, de Terrasson de Montleau A, Vinay R, Nißen M, Klöppel S, Kowatsch T, Brill E. Implementation of Sensor-Augmented Conversational Agent for Personalized Lifestyle Support in Older Adults with Mild Cognitive Impairment: Two-Week Feasibility Study (Preprint). JMIR Formative Research 2026 View

Books/Policy Documents

  1. Theilmann K, Steffny L, Dahlem N, Podevin D, Greff T, Bleistein T. Human-Computer Interaction. View