Relevant Magazine just weighed in on the issue of smart phones. The psychological term they discuss is nomophobia. Here's the start of the article by Adam Jeske:

My name is Adam. And I am a recovering nomophobe.

Nomophobia is the fear of being disconnected, of being without your device, as in the fear of “no mobile phone.” Today, we relish and crave our constant connectivity. If we don’t have our favorite devices nearby, we start to flip out in lots of tiny ways.

If you know what I’m talking about, you likely suffer from nomophobia.

We recognize the issue intuitively. And now, research is starting to paint a startling picture of our problem.

Our Problem

A study in Psychological Reports: Disability and Trauma says social media withdrawal closely resembles that of a drug addict crashing back down to earth, revealing that many of us respond more quickly to notifications from Facebook than to traffic signs.

You may also have heard that being connected all the time is bad for sleep. Too much blue light from our phones before bed can disrupt our sleep, according to research by Brian Zoltowski of Southern Methodist University. And the cumulative effect of poor sleep is terrible for our health.

According to Social Times, 18 percent of us admit we now can’t go more than just a few hours without checking Facebook. (And how many of us don’t admit it?)

When we’re separated from our phones, “we experience a lessening of ‘self’ and a negative physiological state,” according a study done by Russell Clayton of the University of Missouri. 

As I use social media (it’s even part of my job and ministry), I know that Christians need to tread carefully here. We need to ask ourselves important questions.

Read more at http://www.relevantmagazine.com/culture/tech/what-connectedness-doing-us#imLx61HMtI6qdPbW.99