WELLNESS
06/19/2013 12:39 pm ET Updated Aug 19, 2013

Leslie Perlow: Why You're Sleeping With Your Smartphone

Getty

When I tell people they have to turn off, a lot of people say, "I don't want to. I don't know to, I'm a workaholic, I thrive from this, I make these choices, I'm at this stage in my life," and you get all this value for working all the time: They send you all of these positive signals, people also find it rewarding, you carry your phone around, it beeps. The more you respond, the more people email you, and so there's very positive reinforcement.

Read more on www.fastcompany.com