Editing Smartphone (section)

====Use====
{{main|Problematic smartphone use}}
In 2012, [[University of Southern California]] study found that [[safe sex|unprotected]] [[adolescent sexuality|adolescent sexual]] activity was more common among owners of smartphones.<ref>{{cite web|url=https://www.theregister.co.uk/2012/11/01/smartphones_more_sexually_active/|title=SMARTPHONES make TEENS have SEX with STRANGERS|work=theregister.co.uk|access-date=2016-01-18}}</ref> 

A study conducted by the [[Rensselaer Polytechnic Institute]]'s (RPI) Lighting Research Center (LRC) concluded that smartphones, or any backlit devices, can seriously affect [[stages of sleep|sleep cycles]].<ref name=Colaner>{{cite news|last=Colaner|first=Seth|title=Your Tablet and Smartphone Could Be Ruining Your Sleep|url=http://hothardware.com/News/Your-Tablet-and-Smartphone-are-Ruining-Your-Sleep-/|access-date=January 22, 2014|date=August 27, 2012}}</ref> 

Some persons might become psychologically attached to smartphones, resulting in anxiety when separated from the devices.<ref>{{cite journal | last1 = Cheever | first1 = N. A. | last2 = Rosen | first2 = L. D. | last3 = Carrier | first3 = L. M. | last4 = Chavez | first4 = A. | year = 2014 | title = Out of sight is not out of mind: The impact of restricting wireless mobile device use on anxiety levels among low, moderate and high users | journal = Computers in Human Behavior | volume = 37 | pages = 290–297 |doi = 10.1016/j.chb.2014.05.002| s2cid = 9196376 }}</ref> 

A "[[smombie]]" (a combination of "smartphone" and "[[zombie]]") is a walking person using a smartphone and not paying attention as they walk, possibly risking an accident in the process, an increasing social phenomenon.<ref name="sunday-times">{{cite news| url=http://www.thesundaytimes.co.uk/sto/news/uk_news/article1670471.ece | archive-url=https://web.archive.org/web/20160222100235/http://www.thesundaytimes.co.uk/sto/news/uk_news/article1670471.ece | url-status=dead | archive-date=February 22, 2016 | title=Walkers hit by curse of the smombie | newspaper=[[The Sunday Times]] | location=UK | first1=Mark | last1=Hookham | first2=Isabel | last2=Togoh | first3=Alex | last3=Yeates | date=21 February 2016 | access-date=23 February 2016 }}</ref> The issue of slow-moving smartphone users led to the temporary creation of a "mobile lane" for walking in [[Chongqing]], [[China]].<ref name="bbc">{{cite news| url=https://www.bbc.co.uk/news/blogs-china-blog-29201934 | title=Chongqing's 'mobile lane' | first=Celia | last=Hatton | publisher=[[BBC]] | work=[[BBC News]] | location=UK | date=15 September 2014 | access-date=23 February 2016 }}</ref> The issue of distracted smartphone users led the city of [[Augsburg, Germany]], to embed pedestrian traffic lights in the pavement.<ref>Rick Noack (April 25, 2016) [https://www.washingtonpost.com/news/worldviews/wp/2016/04/25/this-city-embedded-traffic-lights-in-the-sidewalks-so-that-smartphone-users-dont-have-to-look-up/ This city embedded traffic lights in the sidewalks so that smartphone users don't have to look up] [[The Washington Post]]. Retrieved 5 May 2016.</ref>