ABSTRACT
Testosterone(the"malehormone")hasbeenknowntoscientistsforabout65 years.Ithasbeenblamedandpraisedformanythingsovertheyearsfrombaldnesstoaggressiveness.Theperceivedrelationshipbetweentestosteroneandaggressivenessissowidespreadthatitisevenmentionedindictionaries.Forexample,theon-lineWWWebsterDictionarygivesasaseconddefinitionfortestosterone:"qualities(asbrawnandaggressiveness)usuallyassociatedwithmales." Thus,onecouldsay,"He'sreallyshowinghistestosterone,"toimplythatamale isespeciallyaggressive.
