June 3, 2009 3:20 pm Taking Folic Acid Early Could Prevent Premature Birth Women who take folic acid for at least a year before they conceive are 50 to 70 percent less likely to have a premature baby. US & World Videos 3:27 Here's one of the luxurious suites your favorite A-list celebs are getting ready in for the Met Gala 18:12 Police begin to clear protesters from USC campus 3:11 Ryan Gosling skips darker film roles because of Eva Mendes and daughters 2:15 Prince William and Kate Middleton ‘going through hell,' friend claims (report) 8:01 Lady Gaga's outfit changes, Rihanna's bold looks and more iconic Met Gala moments