Health-Related Communication of Social Media Influencers: A Scoping Review

Social media influencers (SMIs) are an essential part of today's digital media landscape and have the ability to significantly impact the health-related attitudes and behavior of their audiences. Despite an increasing number of studies, research has produced mixed results, and a comprehensive overview of the main findings is lacking. Therefore, the goal of this scoping review was to comprehensively map the literature focusing on SMIs and their health-related communication. Specifically, we analyzed the most frequently studied health topics and social media platforms, the methodological characteristics of the studies, as well as the communication techniques employed by SMIs, and the potential positive and negative effects of their communication on their audience. Additionally, we examined the major research gaps in this area. Altogether, we analyzed