Do young people perceive their smartphone addiction as problematic? A study in Danish university college students.

As smartphone addiction has been linked to poor mental health and lower levels of physical activity, it is of public health interest to explore the behavior behind problematic smartphone use and develop interventions to reduce smartphone use. This study aimed to investigate the risk of smartphone addiction and examine perceived problematic smartphone behavior among university college students. This online survey conducted amongst 1251 Danish University College students studied smartphone addiction in conjunction with physical- and mental health dimensions.

Sedentary leisure time behavior, snacking habits and cardiovascular biomarkers: the Inter99 Study.

Aim: To explore the association between sedentary leisure time behavior (SLTB) and cardiovascular biomarkers, taking into account snacking habits, alcohol intake and physical activity level.

Design: Cross-sectional.

Methods: Study participants were recruited from the 5-year follow-up of a population-based intervention study, The Inter99 Study (1999-2006, Copenhagen, Denmark).