Joshua H. West

Benjamin T Crookston4
Cameron Lister3
Hannah E Payne2
Michael D Barnes2
4Benjamin T Crookston
3Cameron Lister
2Hannah E Payne
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YouTube has become a vast repository of not only video content, but also of rich information about the reactions of viewers and relationships among users. This meta-data offers novel ways for public health researchers to increase their understanding of, and ultimately to more effectively shape, people's attitudes and behaviors as both consumers and(More)
BACKGROUND The introduction of Apple's iPhone provided a platform for developers to design third-party apps, which greatly expanded the functionality and utility of mobile devices for public health. OBJECTIVE This study provides an overview of the developers' written descriptions of health and fitness apps and appraises each app's potential for(More)
BACKGROUND Twitter provides various types of location data, including exact Global Positioning System (GPS) coordinates, which could be used for infoveillance and infodemiology (ie, the study and monitoring of online health information), health communication, and interventions. Despite its potential, Twitter location information is not well understood or(More)
BACKGROUND Several thousand mobile phone apps are available to download to mobile phones for health and fitness. Mobile phones may provide a unique means of administering health interventions to populations. OBJECTIVE The purpose of this systematic review was to systematically search and describe the literature on mobile apps used in health behavior(More)
Despite decades of research surrounding determinants of alcohol and tobacco (A&T) use among adolescents, built environment influences have only recently been explored. This study used ordinal regression on 205 Latino adolescents to explore the influence of the built environment (proximity to A&T retailers) on A&T use, while controlling for recognized social(More)
BACKGROUND Sixty percent of Internet users report using the Internet to look for health information. Social media sites are emerging as a potential source for online health information. However, little is known about how people use social media for such purposes. OBJECTIVES The purpose of this study was two-fold: (1) to establish the frequency of various(More)
BACKGROUND While extensive research has been conducted on bullying and victimization in western countries, research is lacking in low- and middle-income settings. This study focused on bullying victimization in Peru. It explored the relationship between the caregiver's perception of child victimization and the child's view of selected negative experiences(More)
BACKGROUND Gamification has been a predominant focus of the health app industry in recent years. However, to our knowledge, there has yet to be a review of gamification elements in relation to health behavior constructs, or insight into the true proliferation of gamification in health apps. OBJECTIVE The objective of this study was to identify the extent(More)
  • Kristen Azar, Angela Pfammatter, Siena F Davis, Marisa A Ellsworth, Hannah E Payne, Shelby M Hall +2 others
  • 2016
BACKGROUND Although the Health & Fitness category of the Apple App Store features hundreds of calorie counting apps, the extent to which popular calorie counting apps include health behavior theory is unknown. OBJECTIVE This study evaluates the presence of health behavior theory in calorie counting apps. METHODS Data for this study came from an(More)