Why our screens make us less happy | Adam Alter

What are our screens and devices doing to us? Psychologist Adam Alter has spent the last five years studying how much time screens steal from us and how they're getting away with it. He shares why all those hours you spend staring at your smartphone, tablet or computer might be making you miserable -- and what you can do about it.
by contact@ted.com (TED Conferences LLC) via TEDTalks (video)