Ososayensi bakugcwele bathi uma ucabanga ukuthi ulande kanjani umshini noma uchofoze i-barbell esifubeni, izicubu zakho ziqine ngempela. Noma ungangeni ejimini, kepha balele kusofa. Lokhu kuvuleka kithi ngokuziphatha.
Udokotela waseNeurobiologist Michael Mosley nethimba lakhe baqhuba isivivinyo ekuqeqeshweni okucatshangelwe. Hhayi okusha okunjalo - abasubathi abangochwepheshe empeleni bacabanga ngemincintiswano izikhathi ezingama-20, njengoba benqoba ngokunqoba ngesithupha noma becindezela umnyombo, le yingxenye evamile yokulungiselela ukusebenza. Kepha abasubathi babekwe, nokuthi lo msebenzi uzowuthinta yini abantu abajwayelekile?
UMosweley wasusa amavolontiya - kufaka phakathi labo abangakwazi ukusebenza ngokweqiniso ngenxa yempilo - futhi bahlola isimo semisipha yabo yenkonyane nazo zonke izinhlobo zezinsimbi ezihlakaniphile ze-ultrasound, zithola usayizi nobukhulu bemisipha.
Lapho-ke amavolontiya aphakanyiswa kancane kumvuni wemilenze futhi aqophe ukuthi yimiphi imisipha esebenza.
Lapho-ke konke bekulula - amavolontiya akhululwa nomhlaba, ebabuza amahlandla ama-5 ngesonto ukuba acabange ngayo yonke imininingwane, njengoba benza kulokhu kufanela.
Ngemuva kwenyanga, izigxobo ziphinde zadonswa elabhoratri futhi zilinganiswe kabusha. Ngokwesilinganiso, amandla emisipha ebabayo yokuhlola ekhuphuke ngo-8%, futhi owesifazane othile wathola nomphumela omuhle kakhulu wama-33%.
Isithombe sokuqeqeshwa okusebenzayo ekhanda senza ubuchopho empeleni basebenzise imicu yangempela yemisipha, yize asiboni futhi asikuboni. Ubuchopho ngokungathi buvuselela ukuqeqeshwa. Imisipha emisha ayikhuli, kepha lezo ezisetshenziswa ngenkuthalo.
Umthombo