March 23, 2009 3:34 pm Second-Hand Smoke Increases Risk of Depression Non-smokers subjected to cigarette smoke at home or at work are twice as likely to suffer from major depression than people not exposed to second-hand smoke. US & World Videos 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:05 How ‘Love Is Blind' made Vanessa Lachey and Nick Lachey's marriage stronger 5:49 Kelly Clarkson hilariously attempts handmade pasta with chef Evan Funke 1:59 Ellen DeGeneres jokes about being ‘kicked out of show business' 1:36 O.J. Simpson's cause of death revealed