Got the holiday blues? Take a break from Facebook

Here's one surefire way to make Christmas merrier and Hanukkah happier: take a break from Facebook.Spending too much time on the social network may stir up un-merry feelings of envy and depression, especially if you're a "lurker" who regularly reads your news feed but rarely engages with other users. That's a major conclusion of a study by a researcher at the University of Copenhagen that looked at the social media habits of more than 1,000 Danish Facebook users. "Taking a break from Facebo