Digital screens are now deeply embedded in our lives, with children getting access to them at earlier and earlier ages – but is this increasing screen time actually affecting their health? The science is more mixed than you might expect, with some digital device studies raising concerns and others suggesting there's no real relationship between time in front of a screen and mental or physical problems.

New international research is challenging fears about a link between children's screen time and developmental delay.

New international research is challenging fears about a link between children's screen time and developmental delay.