CNN CNN Newsroom February 18, 2014 15:43:00
Have gained a reputation as the good grade pills. a new study is pushing back against those claims. consider this a moment. "the new york times" reports the use of these drugs to treat attention deficit hyperactivity disorder has shot up 500% since 1990. now, more than 1 in 20 american children between 4 and 17 are taking adhd medication. joining me now to talk about this is dr. william cooper. he is a professor of pediatrics and preventative medicine at vanderbilt in nashville. welcome, doctor. >> good morning. a 500% spike. if these adhd drugs aren't the cognitive enhancers as this new study...