May 1, 2009 5:06 pm FDA Warns Against Use of Hydroxycut FDA warns people to immediately stop using the popular dietary supplement because its effect on users’ livers. US & World Videos 25:57 Your Health: The truth behind the stomach vacuum trend and biohacking 3:45 What is brain fog? 2:58 Climate change is causing distress, anxiety among young Americans 1:32 How to prevent mosquito bites 2:07 CDC issues new guidelines for IUD pain management