Alina Arseniev-Koehler

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PURPOSE Pro-eating disorder (ED) online movements support engagement with ED lifestyles and are associated with negative health consequences for adolescents with EDs. Twitter is a popular social media site among adolescents that provides a unique setting for Pro-ED content to be publicly exchanged. The purpose of this study was to investigate Pro-ED Twitter(More)
In the United States, most adolescents do not obtain the recommended amounts of physical activity for optimal health. Around 80% of adolescents own a mobile device, and social media is frequently used by adolescents on mobile devices. Few studies have examined the use of social media as part of an intervention to promote physical activity. The purpose of(More)
OBJECTIVE To develop and validate the Problematic and Risky Internet Use Screening Scale (PRIUSS)-3 screening scale, a short scale to screen for Problematic Internet Use. STUDY DESIGN This scale development study applied standard processes using separate samples for training and testing datasets. We recruited participants from schools and colleges in 6(More)
PURPOSE Current trends suggest that adolescents and young adults typically maintain a social media "portfolio" of several sites including Facebook and Twitter, but little is known regarding how an individual chooses to display risk behaviors across these different sites. The purpose of this study was to investigate college students' displayed alcohol(More)
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