Internet use and adolescent health
Both adolescents and adults are now using the Internet
more than ever. Evidence increasingly suggests that time
spent online does not displace time spent doing other
activities associated with health and well-being. Indeed,
a recent longitudinal study of 14–24-year-olds (n = 719)
found a positive relationship between moderate Internet
use and participation in ‘real-world’ activities such as
sports and clubs [6]. Because the Internet can be used
through various media such as mobile phones or computers
Internet use sometimes falls under the category of ‘screenbased
sedentary behavior’. Although it is unclear how time
spent specifically using the Internet relates to physical