In this Feb. 28, 2018 photo, Matty Nev Luby holds up her phone in front of a ring light she uses to make videos. A Washington State University study found that when it comes to health-related content on TikTok, there are three topics that always go viral, sexual health, diet, and exercise.
However, any other topic doesn’t have much engagement and most times flops. According to the study in the Journal of Health Communication, TikTok’s young audience prefers health-related videos featuring the ‘role model’ appeals of popular influencers, including their diet or exercise routine, instead of expert medical advice.