Iibhedi zokufunxa ibala zisebenzisa izibane ezikhethekileyo ezikhupha ubushushuukukhanya kwe-ultraviolet (UV), evuselela ulusu ukuba luvelise i-melanin — umbala obangela ukuba umbala ube mdaka. Iintlobo eziphambili zokukhanya kwe-UV ezibandakanyekayo zezi:
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Imisebe ye-UVA (315–400 nm):
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Ezi zingena nzulu eluswini.
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Inoxanduva lwempembelelo enkulu yokutshiswa kwesikhumba kwangoko.
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Ukuchanabeka kakhulu kunokubangela ukuguga kwesikhumba ngaphambi kwexesha kwaye kwandise umngcipheko womhlaza wesikhumba.
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Imisebe ye-UVB (280–315 nm):
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Ichaphazela umaleko ongaphandle wolusu.
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Nceda ekuveliseni umbala we-tan ohlala ixesha elide ngokuvuselela imveliso ye-melanin.
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Ukuchama kakhulu kunokubangela ukutsha lilanga kunye nomonakalo wesikhumba.
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Umlinganiselo we-UV kwiibhedi zeTanning:
Iibhedi ezininzi zanamhlanje zokuthambisa isikhumba zisebenzisa indibaniselwano ye-I-95% ye-UVA kunye ne-5% ye-UVB, nangona umlinganiselo ochanekileyo unokwahluka ngokuxhomekeke kuyilo lwebhedi kunye nemigaqo yendawo.
Iingcebiso zoKhuseleko:
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Landela rhoqo ixesha elicetyiswa ngumvelisi lokubonakalisa.
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Nxiba izibuko zokukhusela amehlo ukuze uthintele umonakalo wamehlo obangelwa yi-UV.
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Ziphephe iibhedi zokutshisa umbala ukuba ulusu lwakho lubuthathaka okanye unembali yomhlaza wolusu.
Okukwintsusa:
Iibhedi zokufunxa i-tan zisebenzisa ukukhanya kwe-UVA kunye ne-UVB ukwenza i-tan, kodwa zombini ezi ntlobo zinokwenzakalisa ulusu lwakho ukuba azisetyenziswanga kakuhle. Ukulinganisela kunye nokukhusela zibalulekile ekusebenziseni ngokukhuselekileyo.
