Imibhede yokushiswa kwesikhumba, eyaziwa nangokuthi imibhede yelanga noma ama-solarium, iyimishini yokwenziwa eyenzelwe ukulingisa imiphumela yokukhanya kwelanga esikhumbeni—ikakhulukazi, ukuvusa ukushiswa kwesikhumba. Ithandwa kakhulu ezindaweni zokucwala izinwele kanye nama-spa, kodwa le mishini isinika kanjani isikhumba sakho ukukhanya okukhanyayo? Nansi incazelo yokuthi imibhede yokushiswa kwesikhumba isebenza kanjani nokuthi kwenzekani esikhumbeni sakho uma uyisebenzisa.
Isayensi Esekela Ukushiswa Kwesikhumba
Ukushiswa kwesikhumba kuyindlela yemvelo yokuzivikela yesikhumba sakho emisebeni ye-UV. Uma isikhumba sakho sichayeka emisebeni ye-UV, sikhiqiza i-melanin, umbala ofiphaza isikhumba ukuze uvikele izingqimba ezijulile ekulimaleni kwe-DNA.
Imibhede yokushiswa kwesikhumba iphinda le nqubo isebenzisa ukukhanya kwe-UV okwenziwe ngokwenziwa, ikakhulukazi i-UVA futhi ngezinye izikhathi i-UVB, ukukhuthaza ukukhiqizwa kwe-melanin nokudala i-tan.
Luhlobo Luni Lokukhanya Olusetshenziswa Yimibhede Yokuthambisa Isikhumba?
Imibhede yokushiswa kwesikhumba ikhipha imisebe ye-ultraviolet (UV), efana nelanga, kodwa endaweni elawulwayo.
Kunezinhlobo ezimbili eziyinhloko zemisebe ye-UV ezihilelekile:
Uhlobo Incazelo Umphumela Esikhumbeni
UVA ubude besikhathi obude bungena ngokujulile esikhumbeni, bubangele ukushiswa kwesikhumba kanye nokuguga
UVB Ububanzi obufushane be-wavelength Kuthinta ungqimba lwangaphandle lwesikhumba, okubangela ukushiswa yilanga kanye nokukhiqizwa kwevithamini D
Imibhede eminingi yesimanje yokushiswa kwesikhumba isebenzisa kakhulu imisebe ye-UVA, eyenza isikhumba sibe mnyama ngokushesha kodwa futhi ihlotshaniswa nokuguga ngaphambi kwesikhathi kanye nomdlavuza wesikhumba.
Indlela Umbhede Wokushiswa Kwesikhumba Osebenza Ngayo – Isinyathelo Ngesinyathelo
Umsebenzisi ulele ngaphakathi kombhede (kungaba imodeli evundlile noma eqondile), ngokuvamile egqoke izibuko zokuzivikela.
Ama-bulb e-fluorescent anamandla aphezulu akhipha imisebe ye-UV.
Ukuchayeka kuvame ukuhlala phakathi kwemizuzu emi-5 kuya kwengama-20, kuye ngohlobo lwesikhumba kanye namandla omshini.
Imisebe ye-UV ingena esikhumbeni futhi ibangele ukukhiqizwa kwe-melanin, okuholela ekushintsheni kwesikhumba emahoreni angu-24-48 alandelayo.
Izingozi Ezihlobene Nemibhede Yokushiswa Kwesikhumba
Nakuba inqubo ingase izwakale ilula, kunezingozi ezinkulu zempilo ezihilelekile:
Umdlavuza wesikhumba (i-melanoma, i-squamous cell carcinoma, i-basal cell carcinoma)
Ukuguga kwesikhumba ngaphambi kwesikhathi (imibimbi, ukuthungwa kwesikhumba, amabala elanga)
Ukulimala kwamehlo (izimbotshana, ukusha kwe-retinal, uma ungagqokile izibuko ezifanele)
Ukucindezelwa kwamasosha omzimba
I-World Health Organization ihlukanisa imibhede yokushiswa kwesikhumba njengezinto ezibangela umdlavuza zeQembu 1, okusho ukuthi zifakazelwe ukuthi zibangela umdlavuza kubantu.
Ezinye Izindlela Eziphephile
Uma ufuna ukukhanya kwelanga ngaphandle kwezingozi, cabangela lezi zinketho:
Ama-lotion noma ama-spray azenza umuntu abe nombala okhanyayo
Ukushiswa kwesikhumba nge-airbrush
Ama-bronzer kanye nama-moisturizer anombala
Le mikhiqizo ayifaki imisebe ye-UV futhi iphephile kakhulu esikhumbeni sakho.
Isiphetho
Imibhede yokushiswa kwesikhumba isebenza ngokusebenzisa imisebe ye-UV ukukhuthaza ukukhiqizwa kwe-melanin, ilingisa inqubo yemvelo yokushiswa kwesikhumba yelanga. Kodwa-ke, izingozi—ikakhulukazi umdlavuza wesikhumba nokuguga ngaphambi kwesikhathi—zinkulu futhi zibhaliwe kahle. Nakuba imibhede yokushiswa kwesikhumba inganikeza imiphumela emihle ngokushesha, imiphumela yempilo yesikhathi eside yenza ezinye izindlela eziphephile zibe ukukhetha okuhlakaniphile.
