October 20, 2008 6:56 am What's Keeping Us Up at Night? According to the annual National Sleep Survey from sleepbetter.org, 75-percent of American adults say they aren’t getting enough sleep. 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 2:03 Does Shakira still believe in love following Gerard Piqué split? 1:36 O.J. Simpson's cause of death revealed 25:57 WATCH: ‘Changing Climate' highlights the Philly-area residents who are combatting climate change