“…Viewing these positive posts may have positive or negative consequences for the viewer's mood (Lin & Utz, 2015). A growing body of research studying social media from a social comparison perspective suggests that browsing others' positive posts has negative effects on mood through envy and the feeling that others have a better life (Chou & Edge, 2012;Haferkamp & Krämer, 2011;Sagioglou & Greitemeyer, 2014;Tandoc, Ferrucci, & Duffy, 2015). In contrast, emerging research focusing on this topic from an emotional contagion perspective suggests that positive posts from others evoke positive emotional responses among viewers, as individuals adopt the positive emotions expressed by others in their posts (Ferrara & Yang, 2015;Hancock, Gee, Ciaccio, & Lin, 2008;Kramer, Guillory & Hancock, 2014).…”