Johannes Brug

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BACKGROUND In order to more effectively promote fruit and vegetable intake among children and adolescents, insight into determinants of intake is necessary. We conducted a review of the literature for potential determinants of fruit and vegetable intake in children and adolescents. METHODS Papers were identified from Medline and PsycINFO by using all(More)
The Transtheoretical Model (TTM) has for some time now enjoyed fame (or even notoriety). Indeed, Health Education Research has been pleased to publish a number of articles over recent years. We were especially pleased to publish Adams and White’s (Adams and White, 2004) interesting and arguably heretical paper which appears in this edition of the Journal(More)
The objective of this systematic review of observational studies was to gain insight into potential determinants of various types and intensities of physical activity among adult men and women. Studies were retrieved from Medline, PsycInfo, Embase and Social scisearch. The ANGELO framework was used to classify environmental factors. In total, 47(More)
Obesogenic environments are thought to underlie the increased obesity prevalence observed in youth during the past decades. Understanding the environmental factors that are associated with physical activity (PA) in youth is needed to better inform the development of effective intervention strategies attempting to halt the obesity epidemic. We conducted a(More)
BACKGROUND Studies on the impact of the 'obesogenic' environment have often used non-theoretical approaches. In this journal's debate and in other papers authors have argued the necessity of formulating conceptual models for differentiating the causal role of environmental influences on behavior. DISCUSSION The present paper aims to contribute to the(More)
BACKGROUND Large proportions of children do not fulfil the World Health Organization recommendation of eating at least 400 grams of fruit and vegetables (FV) per day. To promote an increased FV intake among children it is important to identify factors which influence their consumption. Both qualitative and quantitative studies are needed. Earlier reviews(More)
BACKGROUND The Internet has become a popular medium for the delivery of tailored healthy lifestyle promoting interventions. The actual reach of Internet-delivered interventions seems, however, lower than expected, and attrition from interventions is generally high. Characteristics of an intervention, such as personally tailored feedback and goal setting,(More)
BACKGROUND Although computer-tailored promotion of dietary change and physical activity has been identified as a promising intervention strategy, there is a need for a more systematic evaluation of the evidence. PURPOSE This study systematically reviews the scientific literature on computer-tailored physical activity and nutrition education. METHODS(More)
The purpose of this study was to investigate physical activity levels, stages of change, awareness, and differences in psychological factors relating to physical activity in an adult Dutch population, in order to identify specific objectives for physical activity promotion. Physical activity levels, self-rated physical activity, stages of change, awareness,(More)
The Longitudinal Aging Study Amsterdam (LASA) was initiated by the Dutch Ministry of Welfare, Health and Culture (currently Ministry of Health, Welfare and Sports). By the end of the 1980s, ministry officials recognized that ageing would be a major demographic driving force, shaping the need for health care in the Dutch population in the near future.(More)