Parents should be aware of the rise of “multiple screen” viewing among children on devices including televisions, smartphones and portable games consoles, when monitoring whether they are being active enough, researchers say.A sedentary lifestyle – linked to spending lots of time watching TV and playing computer games – is thought to increase the risk of obesity and mental health problems, researchers at Bristol and Loughborough universities said in a study published on Wednesday.
http://www.guardian.co.uk/society/2011/aug/03/study-children-multi-screen-viewing