Hormone Linked to Severe Aggression in Boyshttp://articles.mercola.com/sites/articles/archive/2000/01/16/hormone-linked-to-severe-aggresion-in-boys.aspxNEW YORK, Jan 13 (Reuters Health) -- Low levels of a stress hormone may be an underlying cause of serious, persistent aggression in young boys with behavioral problems, the results of a new study suggest. Among 7- to 12-year-old boys with behavioral problemsenCommunityServer 2008.5 SP1 (Build: 31106.3070)