Children who spend too much time watching television or playing computer games could be at a higher risk of anxiety and depression.
That's according to a report from Public Health England which says a link between time spent in front of screens and lower levels of well-being among children is a major cause for concern.
It's launching a new campaign encouraging families to adopt healthier behaviors ahead of the new school term.
Louise Kadayer is a Christian and Child Psychologist.
She has just written a paper on the subject and speaking on Premier's News Hour had this advice for parents: