The Best Way to Waste 5 Minutes

Your afternoon pick-me-up is a click away: Looking back through your old posts and photos on Facebook can make you happier, says new research from the University of Portsmouth in the United Kingdom.
A small survey found that almost 90 percent of Facebook users scroll through their own timelines—and 75 percent of people do it to cheer themselves up.
They’re on to something. Pics from spring breaks past or your buddy’s bachelor party take you back to good times—and can remind you of the positive feelings that are missing when you’re blue, the researchers say