Ingabe kuvame ukulimaza ukuphuza utshwala ngamanani amancane?

Ososayensi baseSweden bagcizelela ukuthi ngisho nokuncane kotshwala kunomphumela omubi empilweni yomuntu. Baqhuba uchungechunge lwezifundo ukuze baqaphele ukuthi uhola kanjani utshwala, impilo kanye nomuntu kanye nokuphikisa izinkolelo ezikhona mayelana nezinzuzo zotshwala. Namuhla sizoxoxa ngokuthi ukusetshenziswa kokulimala kotshwala ngobuncane kunobungozi.

Iqembu labacwaningi baseLund University laqala ukutadisha umthelela wokuphuza utshwala empilweni ngenxa yezimpikiswano ezingokoqobo. Ososayensi baye bazama ukuthola ukuthi yikuphi umehluko ezindleko zezokwelapha zalabo abaphuza utshwala nsuku zonke emithini encane, nalabo abangayisebenzisi nhlobo. Ngaphezu kokucwaninga kwabo, basebenzise idatha kusukela kumsebenzi we-2002. Le phrojekthi yayihloselwe ukuthola ulwazi mayelana nokulahlekelwa okuhlobene nokuphuza okwenziwa yiSweden ngonyaka ngamunye.

Imiphumela yomsebenzi owenziwe ososayensi ibonise ukuthi izindleko zezokwelapha zabantu abangaphuzi ziphansi kunezinsuku zokudla utshwala nsuku zonke. Ngakho-ke, kuba ngokungathandabuzeki umbono okhona wokuthi utshwala ngamanani amancane lungcono empilweni.

Esikhathini sezifundo zangaphambilini, ukuxhumana kwatholakala phakathi kokusetshenziswa kotshwala kanye nenani lemali. Ososayensi baye basungula ukuthi imiholo yabantu abaphuza utshwala ngezikhathi ezithile iphakeme kunalabo abangaphuzi. Khona-ke ososayensi bachaza leli qiniso ngokuthi utshwala lunomphumela omuhle empilweni futhi abantu abasebenzisa bachitha isikhathi esincane ohlwini lwabagulayo. Kodwa-ke, idatha entsha etholakala ososayensi baseLund University, inqabe ngokuphelele le mbono. Ososayensi basikisela ukucatshangelwa ekubalweni kwesifo, lapho ukuphuza utshwala, ngisho nangamanani amancane, kungabangela ukuwohloka okukhulu kwezempilo. Le ndlela yakushintsha kakhulu isithombe futhi yabonisa ukuthi utshwala lusalimaza impilo. Ngakho-ke, ukuxhumana okuqondile phakathi kwemali ephezulu nokuphuza utshwala kuyinto engabaza kakhulu. Mhlawumbe, kwezinye izimo, ubuhlobo obunjalo phakathi kwalezo zimbonakaliso ezimbili bukhona, kodwa izici ezithinta ngayinye yalezi zikhombisi zikhulu kunalezo ezinikezwe ngendlela elula yokwephuza utshwala.

Ososayensi baseFrance ngemuva kokucwaninga kwezingcingo kuye kwaletha isinqumo esidumazayo: izindawo eziwusizo zokulinganisa amancane utshwala - inganekwane. Ngakho ososayensi abavela eFrance bathola ukuthi kukhona ukuhlobana phakathi kwesifo somdlavuza nokusetshenziswa kweziphuzo ezidakayo njalo. Isibonelo, kwatholakala ukuthi ingilazi yewayini iphuzwa nsuku zonke yandisa 168% ingozi yomdlavuza womlomo noma umphimbo. Futhi kwafakazelwa ukuthi ukusetshenziswa nsuku zonke kotshwala obuthakathaka kuyingozi nakakhulu kunamanani amakhulu adakwe ngezikhathi ezithile.

Ososayensi baseMelika baye bathola umphumela wokusetshenziswa kotshwala okuqhubekayo ebuchosheni. Izifundo zaqhutshwa phakathi kwabantu abadala kuneminyaka engama-55, kuzo zonke, abantu abangaba ngu-2800 bahlanganyela kulo. Izihloko zafakwa ekuhlolweni okuphelele kwezokwelapha, kanye nenani likagwayi nokuphuza okwedlule. Ngenxa yomsebenzi wabo, ososayensi bathole ukuthi ngisho nokuphuza kancane kotshwala kuholela ebuchosheni be-brain.

Ososayensi baseCanada baye basungula ukuthi ingozi yokuphuza kubantu abavame ukudla ngisho nensuku encane kakhulu yotshwala iphezulu kakhulu. Ithonya elinjalo ukuphuza utshwala njalo kuhlanganisa amadoda, nakwabesifazane, kusukela eminyakeni yobudala futhi akuxhomekile.

Ukuze banqume ngokunembile inani lokuphuza utshwala, abacwaningi basungula i-unit ekhethekile yokulinganisa, ababiza ngokuthi isiphuzo. Isiphuzo 1 silinganiselwe ama-ounces amahlanu (~ 142 g.) Iwayini, ama-ounces ama-1.5 (~ 42 g.) I-liqueur, ama-ounces angu-12 (~ 340 g.) Ubhiya nama-ounces angu-3 (~ 85 g.) Yewayini le-port. Ngakho-ke, abaseCanada bathola ukuthi labo abaphuza ngokweqile, ngokwesilinganiso, bangaphuzi ngaphezu kweziphuzo ezimbili ngesikhathi esisodwa.

Isizathu esiyinhloko sokuphuza utshwala ngokwabo abaseCanada babiza isifiso sokujabula. Ingozi enkulu yokuthuthukiswa kwansuku zonke kwemizwa yukuthi utshwala buyilutha, okusho ukuthi ukuzwa ukuthinta utshwala, umuntu uzodinga ukuphuza njalo njalo. Kancane kancane, inani lokuphuza utshwala lidlulela kufika eziphuzweni ezingu-4-5 ngesikhathi esifanayo, okuyinto ehlukumeza impilo. Ngakho-ke, kungase kuqinisekiswe ngokuqiniseka ukuthi kuyingozi umuntu ukuba adle utshwala njalo ngisho nemali edabukisayo kakhulu.

Ngokwezifundo zamazwe ngamazwe, isilinganiso seziphuzo ezingu-4 silimaza umzimba wesifazane. Lesi silinganiso sotshwala sinomphumela ongenakuguquka emzimbeni, noma ngabe udakiwe kanye kuphela.

Kanti futhi asikwazi kodwa ukusho ngezinkohliso ezivame ukuzwakala ngezikhathi zethu. Abazali abaningi bakholelwa ukuthi inamba encane yeziphuzo ezincane ezidakayo ayiyona eyingozi, futhi ingaba usizo nakancane ezinganeni, ikakhulu uma ingane ifuna. Kunombono wokuthi izingane zikwazi kangcono ukuthi umzimba wazo udinga yini futhi uma zidonsa emgodini wobhiya, khona-ke, emzimbeni wazo, akwanele noma yiziphi izinto eziwusizo eziqukethwe kuloluphuzo. Futhi, abaningi bakholelwa ukuthi ngokuzama isiphuzo esingenakusihlwa, ingane ngeke isayifuna ukuyiphuza.

Kodwa-ke, ukuhlolwa okwenziwe phakathi kwemindeni engu-6000 kubonise ukuthi esikhathini esizayo izinga lokudakwa ngokweqile phakathi kwabantwana abadle ngisho nenani elincane lokuphuza utshwala nabazali babo futhi ngemvume yabo iphakeme kakhulu kunelabo ababenqatshelwe ukuphuza abazali. Ngokwezibalo, izingane eziye zazanywa utshwala phambi kwabazali futhi ezineminyaka engaphansi kwengu-15 zingase zibe nezinkinga zokudakwa ngokweqile.

Ngakho-ke, lesi sigwebo siyadumaza. Ingabe kuvame ukulimaza ukuphuza utshwala ngamanani amancane? Ngokuphathelene nophuzo oludakayo, ososayensi emhlabeni jikelele babonisa ukungavumelani okumangalisayo: utshwala buyingozi nakancane emithini encane.