This manuscript presents findings from a preregistered mixed-method study involving
67,762 ecological momentary assessments and behavioral smartphone observations from …

Smart home technologies (SHT) are becoming more and more widespread. The
commodification of the household and the surveillance of family life by companies have …

Turning off push notifications is a common recommendation to reduce smartphone screen
time and to improve daily experiences of digital well-being. As only little empirical evidence …

This six-wave longitudinal survey study investigated associations between perceived
smartphone overuse and the use of technology-based disconnection strategies. The sample …

Mental health content on social media usually highlights positive emotions, especially hope.
This article presents an experimental study on the effects of hopeful social media posts on …

Instagram and TikTok constitute the fastest rising social media apps for news consumption.
However, very little remains known on how young people encounter and experience news …

Background: Advancements in mobile technology have paved the way for innovative
interventions aimed at promoting physical activity (PA). Objective: The main objective of this …

Social media influencers (SMIs) are not only important players in marketing but have also
repeatedly posted about political issues on their channels. Yet, we lack insights into the …

Background. Mobile health (mHealth) interventions hold promise in assisting older adults to
meet physical activity (PA) guidelines. Yet, little is known about how older adults perceive …

Online aggression is not only prevalent among adolescents, but also among adults of all
ages. Most of the previous studies among adults have focused on limited age cohorts, for …