Ibhlog
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Impembelelo enokubakho yokukhanya kwe-ultraviolet kumzimba womntu: iimashini zokutshisa ilanga kunye nenkqubo yomzimba yokuzikhusela
IbhlogImitha ye-ultraviolet (UV), nokuba ivela elangeni lendalo okanye kwimithombo yokwenziwa efana noomatshini bokushushumbisa ilanga (iibhedi zelanga), inefuthe elinzima kumzimba womntu. Nangona ukuvezwa kwe-UV okuphakathi kuxhasa ukwenziwa kwe-vitamin D—eluncedo kumsebenzi womzimba—ukuvezwa kakhulu, ingakumbi kuphuhliso lokutshisa ilanga...Funda ngokugqithisileyo -
Ngaba ukutshiswa kwesikhumba kunokunceda ekwenziweni kwevithamini D?
IbhlogYintoni i-vitamin D? Yi-vitamin enyibilikayo emafutheni eyenziwe ngesikhumba xa ivezwa kwimitha ye-ultraviolet B (UVB). Idlala indima ebalulekileyo kwimpilo yamathambo, inkqubo yomzimba yokuzikhusela kunye ne-calcium metabolism. Ubudlelwane phakathi kwemitha ye-UV kunye ne-vitamin D Imitha ye-UVB yeyona nto iphambili ...Funda ngokugqithisileyo -
Unyango lokubuyisela kwimeko yesiqhelo kwingozi yezemidlalo
IbhlogNgokugqitywa ngempumelelo kweMidlalo yasebusika yaseAsia, umdla wesizwe wokomelela umzimba uqalise utshintsho olutsha, kwaye abantu abaninzi ngakumbi babandakanyeka kwimidlalo, kodwa ukwenzakala kwezemidlalo okuhamba nayo kuya kusanda. Phakathi kwazo zonke iingozi zemidlalo, ukwenzakala kwemisipha yeyona nto iphambili...Funda ngokugqithisileyo -
Indlela yokusebenzisa ibhedi yokuthamba ngokukhuselekileyo: Isikhokelo sabaqalayo kubasebenzisi abaqalayo
IbhlogUkuba ufuna ulwazi malunga nendlela yokusebenzisa ibhedi yokuthambisa isikhumba ngokukhuselekileyo, ufike kwindawo elungileyo. Iibhedi zokuthambisa isikhumba zibonelela ngendlela ekhawulezayo nesebenzayo yokufumana inkangeleko eshushu ngaphandle kokuchitha iiyure elangeni. Nangona kunjalo, kubalulekile ukusebenzisa iibhedi zokuthambisa isikhumba ngokukhuselekileyo ukuze uphephe ukutsha,...Funda ngokugqithisileyo -
Kutheni sizama nzima kangaka ukwenza ulusu lwethu lube mhlophe, kodwa lusabonakala lungabonakali lubuthuntu kwaye lutyheli?
IbhlogNdiyinyamekela kakuhle ulusu lwam yonke imihla, ndifaka iimaski zobuso rhoqo, kwaye ndizama neemveliso ezahlukeneyo zokwenza mhlophe, kodwa ulusu lwam lusafiphele kwaye lutyheli. Kutheni ulusu lwakho lusiba tyheli nangona uzama ukwenza mhlophe ulusu lwakho? Kutheni ulusu luba tyheli kwaye lutyheli? Kwiimeko eziqhelekileyo,...Funda ngokugqithisileyo -
Ngaba unyango lwe-Red Light lungayinyusa inkqubo yakho yomzimba yokuzikhusela?
IbhlogKwihlabathi lanamhlanje, ukuba nenkqubo yomzimba yokuzikhusela eyomeleleyo kubaluleke kakhulu kunangaphambili. Nangona ukutya okunempilo, ukulala, kunye nokuzilolonga ziziseko zokuzikhusela komzimba okuhle, abantu abaninzi bajika baye kubuchwepheshe obutsha ukuphucula ukhuselo lwendalo lwemizimba yabo. Enye yeteknoloji efumana ingqalelo yiRed ...Funda ngokugqithisileyo