This article implies that living under US capitalism causes a pain in the ass. -សតិវ អតុ
From Natural News;
These figures suggest that, behind the facade, Americans as a whole suffer from far more pain and disease than much of the rest of the world. Either that, or many Americans have become so depressed and hopeless that the only way they can cope with living is to constantly medicate themselves, a reality that seems to be reflected in the latest data sets.