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Jan Keller

Free University of Berlin

47

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Can individual, dyadic, or collaborative planning reduce sedentary behavior? A randomized controlled trial

2021 Social Science & Medicine
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Hand Washing and Related Cognitions Following a Brief Behavior Change Intervention During the COVID-19 Pandemic: a Pre-Post Analysis

2021 International Journal of Behavioral Medicine
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Environmental Issues Are Health Issues

2021 European Psychologist
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Immediate effects of a very brief planning intervention on fruit and vegetable consumption: A randomized controlled trial.

2021 Applied Psychology: Health and Well-being
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Habit formation following routine-based versus time-based cue planning: A randomized controlled trial.

2021 British Journal of Health Psychology
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What makes implementation intentions (in)effective for physical activity among older adults

2021 British Journal of Health Psychology
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Habits and self-efficacy moderate the effects of intentions and planning on physical activity.

2020 British Journal of Health Psychology
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Maternal practices and perceptions of child body mass status explain child energy expenditure behaviors and body mass

2020 Journal of Behavioral Medicine
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Long-term effects of a dyadic planning intervention with couples motivated to increase physical activity

2020 Psychology of Sport and Exercise
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SARS-CoV-2 infection, risk perception, behaviour, and preventive measures at schools in Berlin, Germany, during the early post-lockdown phase: A cross-sectional study

2020 medRxiv
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