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Technology

Screen time: How smartphones really affect our bodies and brains

If you believe the headlines, screens are supposed to warp our skeletons, damage our mental health and alienate us from our families. But the evidence paints a more nuanced picture

By Douglas Heaven

25 September 2019

·ï»Ë²ÊƱ. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Michal Bednarski

YOU’LL get square eyes!” my mother used to say as I sat for hour after hour glued to the TV. I ignored her, of course. It was just something parents said. Fast-forward a few decades and now I’m the parent. My 5-year-old lives in a world where screens aren’t fixed pieces of furniture, but lie around on the kitchen table, on the sofa, by the bed, constantly accessible. You can’t even avoid them by going outside. “Screens are not only in our pockets, they’re on billboards, buses and bins,” says Tim Smith, a psychologist at Birkbeck, University of London.

The…

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