For Max Birk (PhD'19), a recent University of Saskatchewan PhD graduate, who was featured in an article by Saskatoon Star Phoenix, the answer could be that you need a customizable avatar that represents you, the user.
Birk found users were more motivated to engage with health apps that allow people to create a virtual “mini-me.”
“The most significant barrier to using health apps is participants’ fading engagement,” said Regan Mandryk, U of S computer science professor and Birks’ former supervisor. “Max’s research may help improve this by combining design inspired by video games and psychological theories.”
Read more at https://thestarphoenix.com