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

Web-based and Mobile Health Interventions (5838) Mobile Health (mhealth) (5157) mHealth for Wellness, Behavior Change and Prevention (4261) Design and Formative Evaluation of Mobile Apps (1004) Behavior Change (1077) Formative Evaluation of Digital Health Interventions (5109) Engagement with and Adherence to Digital Health Interventions, Law of Attrition (806)

Published on in Vol 28 (2026)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/73388, first published .
Plus-size woman jogging on a sunny sidewalk lined with trees and parked cars.

Effects of Using a Smartphone App Combined With Behavior Change Techniques on the Level of Physical Activity Among Adults and Older Adults: Sequential Multiple Assignment Randomized Trial

Effects of Using a Smartphone App Combined With Behavior Change Techniques on the Level of Physical Activity Among Adults and Older Adults: Sequential Multiple Assignment Randomized Trial

Authors of this article:

Maria do Socorro Morais Pereira Simoes1 Author Orcid Image ;   Neli Leite Proença1 Author Orcid Image ;   Vinícius Tonon Lauria1 Author Orcid Image ;   Matheus Bibian do Nascimento1 Author Orcid Image ;   Ricardo da Costa Padovani2 Author Orcid Image ;   Victor Zuniga Dourado1, 3 Author Orcid Image
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Journals

  1. Machado I, Aleixo A, Guerra T, Vaz L, João P, Fernandes I, Correia R, Abrantes C. Can a mobile application improve physical activity levels?. Intelligent Sports and Health 2026;2(3):180 View