http://www.rxpgnews.com/ Medical News and Information Thu, 21 Aug 2008 02:00:28 PST en-us http://www.rxpgnews.com/fragilexsyndrome/Understanding_the_interaction_of_Fragile_X_mental__1154_1154.shtml Fragile X Syndrome Fragile X syndrome is the most common inherited form of mental retardation, affecting approximately 1 in 3600 males and 1 in 4000-6000 females. Mon, 18 Apr 2005 04:57:00 PST http://www.rxpgnews.com/fragilexsyndrome/Understanding_the_interaction_of_Fragile_X_mental__1154_1154.shtml