A cikin binciken da masana kimiyyar neurophysiologists, an nuna cewa idan an yi wa mata allurar testosterone (hormone na jima'i na namiji), suna inganta ikon su don magance ayyuka don saurin fahimta, da kuma ayyuka da ke buƙatar tunani (topographical).
Matsayin hankali a cikin duka jinsin da ba na layi ba ya dogara da matakin testosterone. A cikin mata, yawan testosterone yana haifar da babban hankali, amma bayyanar namiji. A cikin maza - zuwa bayyanar namiji, amma ƙananan hankali. Don haka, mata sukan kasance ko dai na mata ne ko kuma masu hankali, maza kuwa ko dai maza ne ko kuma masu hankali.
Dubawa ta NI Kozlov
Daya daga cikin mahalarta horo na, Vera, ta kasance mai wayo da ban mamaki - tare da kaifi, bayyananne, hankali mai ma'ana. Amma muryarta na maza, goey, yanayinta dan kadan, ga wani bakar gashin baki akan lebenta na sama. Ba shi da kyau, kuma Vera ya tafi don maganin hormonal. Maganin maganin hormone ya rage yawan matakan hormones na maza, fatar fuskarta ya zama santsi, mai tsabta kuma ba tare da gashin baki ba, dabi'un Vera ya zama mafi yawan mata - amma ba zato ba tsammani kowa ya lura da yadda Vera (idan aka kwatanta da tsohuwar Vera) ya girma wawa. Ya zama - kamar kowa…
Af, tana da fargabar da ba a lura da ita a baya ba.