Ralf Schwarzer

Habelschwerdter Allee 45
Berlin, BE 14195, Germany

Last Updated: 09/26/2026

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Found 119 publications

Efficacy of health behaviour interventions using the health action process approach: a systematic review and meta-analysis.

Efficacy of health behaviour interventions using the health action process approach: a systematic review and meta-analysis.

Journal: Health psychology review

Published: June 18, 2026

Follow-up associations between social support, physical activity and Mediterranean diet adherence in a digital intervention study: The CREDITS4HEALTH trial.

Follow-up associations between social support, physical activity and Mediterranean diet adherence in a digital intervention study: The CREDITS4HEALTH trial.

Journal: Clinical nutrition ESPEN

Published: September 04, 2025

Leveraging No-Code Digital Platforms for Designing an Integrated Smartphone-Based Ecological Momentary Intervention With Cognitive Behavioral Therapy for Mental Health Care: Development and Usability Study.

Leveraging No-Code Digital Platforms for Designing an Integrated Smartphone-Based Ecological Momentary Intervention With Cognitive Behavioral Therapy for Mental Health Care: Development and Usability Study.

Journal: JMIR formative research

Published: May 14, 2025

Volitional processes in changing physical activity: A randomized controlled trial with individuals with knee osteoarthritis.

Volitional processes in changing physical activity: A randomized controlled trial with individuals with knee osteoarthritis.

Journal: Health psychology : official journal of the Division of Health Psychology, American Psychological Association

Published: December 16, 2024

Fear of Falling Carries Over into Overprotection in Old Age: A Cross-Lagged Panel Analysis.

Fear of Falling Carries Over into Overprotection in Old Age: A Cross-Lagged Panel Analysis.

Journal: International journal of aging & human development

Published: August 24, 2023

Does stress compromise fruit and vegetable intake? A randomized controlled trial testing a model with planning as a mediator and stress as a moderator.

Does stress compromise fruit and vegetable intake? A randomized controlled trial testing a model with planning as a mediator and stress as a moderator.

Journal: Nutrition (Burbank, Los Angeles County, Calif.)

Published: July 31, 2023

Eating healthy under work stress: A gene stress interaction model.

Eating healthy under work stress: A gene stress interaction model.

Journal: Health psychology : official journal of the Division of Health Psychology, American Psychological Association

Published: June 20, 2023

Promoting regular parental supervised toothbrushing: An additive intervention design adopting the Health Action Process Approach.

Promoting regular parental supervised toothbrushing: An additive intervention design adopting the Health Action Process Approach.

Journal: Applied psychology. Health and well-being

Published: March 09, 2023

Enhancing physical activity and reducing symptoms of patients with osteoarthritis of the knee: a randomized controlled trial of the PrevOP-Psychological Adherence Program.

Enhancing physical activity and reducing symptoms of patients with osteoarthritis of the knee: a randomized controlled trial of the PrevOP-Psychological Adherence Program.

Journal: BMC musculoskeletal disorders

Published: February 17, 2023

Handwashing adherence during the COVID-19 pandemic: A longitudinal study based on protection motivation theory.

Handwashing adherence during the COVID-19 pandemic: A longitudinal study based on protection motivation theory.

Journal: Social science & medicine (1982)

Published: May 04, 2022

FOODLIT-Trial: Protocol of a Randomised Controlled Digital Intervention to Promote Food Literacy and Sustainability Behaviours in Adults Using the Health Action Process Approach and the Behaviour Change Techniques Taxonomy during the COVID-19 Pandemic.

FOODLIT-Trial: Protocol of a Randomised Controlled Digital Intervention to Promote Food Literacy and Sustainability Behaviours in Adults Using the Health Action Process Approach and the Behaviour Change Techniques Taxonomy during the COVID-19 Pandemic.

Journal: International journal of environmental research and public health

Published: January 28, 2022

The Bidirectional Relationship between Posttraumatic Stress Symptoms and Social Support in a 9/11-Exposed Cohort: A Longitudinal Cross-Lagged Analysis.

The Bidirectional Relationship between Posttraumatic Stress Symptoms and Social Support in a 9/11-Exposed Cohort: A Longitudinal Cross-Lagged Analysis.

Journal: International journal of environmental research and public health

Published: December 31, 2021

Showing 1-12 of 119

Last Updated: 09/26/2026