Screen time has been linked to all sorts of problems, from depression and obesity to poor sleep. But how worried should you really be? Jacob Aron sifts through the evidence ...

Our bodies aren't equipped to be hunched over screens 24/7. Here's how to protect against negative effects of technology and treat damage already sustained. Our editors independently select these ...

Overuse of digital gadgets harms teenagers, research suggests. But ubiquitous technology may be helping older Americans stay sharp. By Paula Span It started with a high school typing course. Wanda ...