Ososayensi bathole incazelo yezesayensi yokuthi iningi labamabhizinisi kukhona amadoda, futhi abesifazane, njengombuso, abathandi ukufaka engozini imali futhi benze izinto ngokucophelela, bengathandi ukulahlekelwa yilokho abakuthole kakade. Kodwa-ke, njengoba uyazi, noma ubani ongenzi izingozi, akaphuzi i-champagne futhi ngaphandle kwengozi enkulu akukho imali enkulu.
Kuvela ukuthi ukufaka imali engozini kwenza abantu bangabi nhlobo kune-hormone testosterone - isilisa esiningi kunawo onke ama-hormone akhiqizwa emzimbeni womuntu.
Esikhathini sokucwaninga, abacwaningi bathola ukuthi kukhona ubudlelwane obuqhathanisa phakathi kokuqukethwe kwe-testosterone egazini kanye nezinga lokubheka kwayo engcupheni yezezimali.
Ukuze bathole, ososayensi bahlela ukuhlolwa okubandakanya abafundi abangu-89 abavolontiya abaneminyaka engu-18 kuya kwezingama-23. Kwabo, kwahlelwa ukulingiswa kokugembula ngemali, lapho abantu abasha bekhululekile ukulahlekelwa imali njengoba beyithanda.
Kulesi simo, abahlanganyeli ekuhlolweni bathatha amasampuli amathe ukuze bahlole okuqukethwe kwe-testosterone emzimbeni. Kwakukhona ukuthi labo bafundi abaqukethwe umculi we-testosterone wamathambo bebephakeme kakhulu besengozini ye-12% kaningi kunalabo ababenezinga elivamile laleli hormone.
Ngendlela, u-testosterone akhiqizwa kuphela kubantu, kodwa nakwabesifazane. E-testosterone yomzimba wesifazane ihlanganiswa ngama-ovaries, iguqula zibe amangqamuzana e-follicle yokuvuthwa ibe yi-estrogens, futhi ikhuthaza ukuthuthukiswa kwezigulane ezincelisayo. Ngesikhathi sokukhulelwa, ukuhlushwa kwayo emzimbeni wesifazane kuyanda. Kodwa-ke, ukwedlula ukwedlula kwalesi hormone yizigulane eziyingozi kubangela izifo ezihlukahlukene.