Business Insider had this great two minute long video explanation on how using your phone right before bed affects your sleeping ability - and what that lack of sleep does for your overall functionality as a human. 

This is what happens to your brain and body when you check your phone before bed.

Posted by Business Insider on Friday, March 27, 2015

 

The bottom line, go screen free an hour before bed. I know I can tell a huge difference if I spend the last few moments of the night reading a book and not checking Twitter or reading the news on an app. The facts in this video are worth two minutes of your time....unless you're reading this in bed right now.