Facebook experiment proves that social networks can alter your mood
 

Before you begin stalking a frenemy's tragic life on Facebook to feel a sense of schadenfraude, know this: that depression could rub off on you. At least that's the conclusion Facebook's researches came up with when they turned 689,000 users into...

http://www.engadget.com/2014/06/28/f...=rss_truncated