Saboda dalilan da masana kimiyya ba su tantance ba, mata sun fi maza farin ciki. Kuma a yanzu, masu bincike suna tunanin cewa watakila sun nuna daya daga cikin dalilan da suka sa hakan. Sun sami kwayar halitta a cikin mata wanda ke hasashen matakin farin ciki a cikin mata.
Kodayake mata suna fama da damuwa da damuwa fiye da maza, mata kuma suna ba da rahoton matakan farin ciki fiye da maza. Henian Chen daga Jami'ar Kudancin Florida da takwarorinta daga Cibiyar Kiwon Lafiya ta Kasa, Jami'ar Columbia, da Cibiyar Kula da Hauka ta Jihar New York sun nemo dalilin nazarin halittu na wannan sabani. Sun gano shi zuwa ƙananan aiki na monoamine oxidase A (MAOA).
Sakamakon binciken ya bai wa masu binciken mamaki, domin an danganta wannan kwayar halitta da shaye-shaye, tashin hankali da kuma rashin zaman lafiya.
Masu binciken sun yi nazari kan rukunin mutane 345 - mata 193 da maza 152. Lokacin da suke sarrafa shekaru, matakin ilimi, da kudin shiga, a tsakanin sauran abubuwa, sun gano cewa matan da ke da kwafin MAOA guda ɗaya sun ba da rahoton babban adadin farin ciki fiye da matan da ba su da kwafi. Mata masu kwafi biyu na kwayar halitta sun ba da rahoton haɓaka mafi girma.
Sanarwar da Jami'ar Kudancin Florida ta fitar ta bayyana cewa, "Gidan na MAOA yana tsara ayyukan wani enzyme wanda ke rushe serontin, dopamine da sauran masu watsawa a cikin kwakwalwa - irin sinadarai "jin dadi" wanda yawancin magungunan rage damuwa. -bayanin sigar kwayar halittar MAOA tana haɓaka matakan monoamine mafi girma, wanda ke ba da damar yawan adadin waɗannan ƙwayoyin cuta su zauna a cikin kwakwalwa da haɓaka yanayi.
Abin sha'awa shine, kwayar halitta ba ta da alaƙa iri ɗaya ga maza, waɗanda suka ba da rahoton adadin farin ciki ɗaya ko da idan suna da sifili, kwafi ɗaya ko biyu.
Masu bincike suna zargin cewa testosterone na iya taka rawa a cikin bambanci. Mata suna da ƙasa da shi fiye da maza kuma masu bincike suna tunanin cewa hormone na iya kawar da kyakkyawan sakamako na kwayar halitta. Har ila yau, suna tunanin cewa tasirin kwayoyin halitta na iya raguwa tare da balaga a cikin maza, lokacin da matakan testosterone ya karu.
Hakika, masu bincike sun ce babu wani kwayar halitta da zai iya bayyana farin cikin kowa. Sau da yawa ra'ayin mutum game da rayuwa yana da girma da girma ta yanayin yanayinsa da abubuwan da suka faru a baya.
Amma masu binciken sun kara da cewa binciken tagwaye ya nuna cewa abubuwan da ke tattare da kwayoyin halitta suna samar da kashi 35 zuwa 50 na bambancin farin cikin dan Adam.
An buga binciken a Ci gaba a cikin Neuro-Psychopharmacology da Halittar Halittar Halitta.
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