April 14, 2009 4:32 pm FDA Warns Against Herbal Supplements Taking substances that claim to be natural and herbal could be seriously detrimental to your health. The FDA warns that these substances could cause high blood pressure, heart attack, seizures and stroke. 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
