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Ngaba iibhedi zelanga zinokunceda kwingxaki yokudakumba? Oko kuthethwa yiSayensi neengcali
IbhlogUxinzelelo luchaphazela izigidi kwihlabathi liphela, kwaye abantu abaninzi baphendukela kumayeza endalo—kuquka ukukhanya kwelanga—ukuze banciphise iimvakalelo ezibuhlungu. Kodwa ngenxa yokungakhuseleki elangeni (ngenxa yemozulu, indlela yokuphila, okanye indawo), abanye bayazibuza ukuba ingaba iibhedi zelanga (iibhedi zelanga) zinokunika ukhuthazo olufanayo lweemvakalelo. Ngelixa ukukhanya kwelanga kunye neebhedi zelanga zombini zikhupha i-U...Funda ngokugqithisileyo -
Ngaba Ungayifumana Ityhefu Yelanga Kwi-Sunbed?
IbhlogAbantu abaninzi bayazi ukuba ukuchitha ixesha elininzi elangeni kunokubangela ubuthi belanga, kodwa ngaba kunokwenzeka okufanayo nakwi-sunbed? Impendulo ithi ewe. Ii-sunbed zikhupha imisebe ye-ultraviolet (UV) egxininisiweyo, enokubangela ukusabela okuqatha kwesikhumba okufana nobuthi belanga obuvela elangeni lendalo. 1. Yintoni iTyhefu yeLanga...Funda ngokugqithisileyo -
Ngaba iiLanga eziLanga zinganceda ekuDandeni?
IbhlogAbanye abantu bayazibuza ukuba ingaba iibhedi zokuthambisa ilanga zinokuyiphucula na imeko yeemvakalelo okanye zincede ekudandathekeni. Nangona kukho unxibelelwano phakathi kokukhanya kunye nemeko yeemvakalelo, iibhedi zelanga azikhuthazwa njengonyango lokudakumba. 1. Ukukhanya kunye neMood Isifo Sokuchaphazeleka Kwexesha Lonyaka (SAD): Abanye abantu bafumana uxinzelelo ngexesha...Funda ngokugqithisileyo -
Ngaba iiTanning Beds zikunika iVitamin D njengeLanga?
IbhlogImpendulo emfutshane ithi hayi — iibhedi zokuthambisa aziboneleli ngevithamini D ngendlela ilanga lendalo eliyivelisa ngayo. 1. Indlela Ilanga Eliyivelisa Ngayo Ivithamini D Xa ulusu lwakho lufunxa imisebe ye-UVB evela elangeni, lubangela inkqubo yendalo edala ivithamini D emzimbeni wakho. 2. Kutheni Iibhedi Zokuthambisa Zahlukile Iibhedi zokuthambisa zikhupha...Funda ngokugqithisileyo -
Ngaba unyango lwe-Red Light lulungile ekutshisweni lilanga? Indlela olunceda ngayo ulusu ukuba luphole ngokukhawuleza
IbhlogEwe — unyango lokukhanya okubomvu luye lwaboniswa ngokwesayensi ukuba lunceda ulusu luphilise ngokukhawuleza emva kokutshiswa lilanga ngokunciphisa ukudumba, ukuthomalalisa iintlungu, kunye nokukhawulezisa ukulungiswa kwezicubu. Ngokungafaniyo neekhrimu zeekhemikhali okanye iijeli zokupholisa zexeshana, lusebenza kwinqanaba leeseli, lukhuthaza ukuchacha ngokwenene ngaphakathi. Kwi-MERIC...Funda ngokugqithisileyo -
Imibuzo Ebuzwa Rhoqo - Unyango Lokukhanya Okubomvu kunye Nokuguqulwa Kwebala
Ibhlog1. Ngaba unyango lokukhanya okubomvu lunokususa amabala amnyama ngonaphakade? Lunokuphela kwaye lunciphise umbala, kodwa iziphumo ezihlala zihleli zixhomekeke kwisizathu kunye nokusetyenziswa rhoqo. 2. Kuthatha ixesha elingakanani ukubona inkqubela? Uninzi lwabasebenzisi lubona ulusu olukhanyayo kunye namabala anciphileyo emva kweeveki ezi-4-6 zeeseshoni eziqhubekayo. 3. Ngaba i-r...Funda ngokugqithisileyo