Experts say phones need a 'bedtime mode' to fix our sleep
 

We've all done it: you've gone to bed early in order to catch up on some much needed sleep, only to lay there for hours staring at your phone until you're no longer tired. Some reports believe handsets shouldn't get all the blame for our poor sleep...

http://www.engadget.com/2015/11/16/e...fix-our-sleep/