How effective are antidepressants? That's a question that many people with
depression have asked -- and research suggests that the answers aren't simple.
It's a question that's relevant to millions. About one in 10 Americans takes
an antidepressant, now the most commonly prescribed type of drug in the U.S.,
according to research published in 2009 in the Archives of General
Psychiatry. Much of the surge has happened in the past two decades. From
1996 to 2005, the rate of antidepressant use...