Crystal Nelson
Umzimba udinga ukukhanya kwelanga ukuze wakhe uvithamini D. Kodwa kusebenza kanjani ukushisa kwelanga okuphephile, isb. B. ukuvimbela ukuntuleka kukavithamini D? Kwenzekani nge-vitamin D overdose? Ucwaningo olusha lukhombisa ukuthi ilanga eliningi lingadala umdlavuza - lincane kakhulu. Futhi: Singayisebenzisa i-solarium njengenye indlela?
I-Vitamin D Overdose: Lingakanani Ilanga Elinempilo?
Ochwepheshe bayavuma: Imizuzu emihlanu kuya kweyishumi yelanga lasemini ehlobo yanele ukuvimbela ukuntuleka kukavithamini D. Khona-ke i-vitamin D eyanele ikhiqizwa emzimbeni. Ngemuva kwemizuzu engu-20-30, umzimba uyayeka ukukhiqiza noma kunjalo: Isivikelo semvelo ngokumelene nokweqisa kwe-vitamin D. Lokhu kusho ukuthi ukweqisa kwe-vitamin D akunakwenzeka ngendlela engokwemvelo - ngovithamini D wemvelo ekudleni noma ukukhanya kwelanga okuningi. Ngakolunye uhlangothi, lapho sihlala isikhathi eside elangeni, iba nkulu ingozi yokuthi ukukhanya kwe-UV kuzolimaza ufuzo lwe-DNA emangqamuzaneni esikhumba. Lokhu kwenzeka nangaphambi kokuba isikhumba sibe bomvu. Izinguquko zibe seziholela ekuwohlokeni kwamaseli: umdlavuza wesikhumba omhlophe noma omnyama uyakhula. Uma itholwa kusenesikhathi ngokwanele, mahle amathuba okuthi ilulame. Nge-laser tomograph entsha, odokotela manje sebengakwazi ukubona izimila ngaphandle kokukhipha izicubu. Ngaphezu kwalokho, ukushiswa yilanga ngakunye kubangela ukuba isikhumba siguge ngaphambi kwesikhathi futhi kubangela imibimbi emihlanu ebusweni ngokwesilinganiso.
I-sunscreen isivikela kahle kangakanani isikhumba?
Iningi lama-sunscreens livikela kuphela emisebeni ye-UV-B ye-carcinogenic. Nokho, imisebe ye-UV-A inesibopho sokuguga kwesikhumba. Ngakho-ke i-sunscreen kufanele ibe ne-UV-A seal. Noma kunjalo, ochwepheshe batusa ama-parasols. Ngenxa yokuthi amafutha okugcoba angavikela kuphela ungqimba olungaphezulu lwesikhumba, alukwazi ukuvikela amangqamuzana angaphansi ekuwohlokeni.
Ingabe i-solarium iyindlela enhle yokukhanya kwelanga kwemvelo?
I-solariums ayiyona enye indlela enempilo yelanga. Ucwaningo lufakazela kaningi ukuthi ilanga lokwenziwa liyingozi kakhulu kunelona langempela. Ngokusho kocwaningo, ingozi yomdlavuza wesikhumba omnyama ikhuphuka ngamaphesenti angu-20 kuya kwangu-90. Futhi imisebe ye-UV ngezinye izikhathi inamandla kunasenkabazwe ehlobo emini.
Imibuzo emi-3 nezimpendulo mayelana nokuvikelwa okufanele emisebeni ye-UV
1. Umbuzo: Ingabe ukuphuza kubambezela ukuguga kwesikhumba?
Uma singaphuzi ngokwanele, umzimba udonsa amanzi kumangqamuzana esikhumba, okwenza isikhumba silahlekelwe ukunwebeka futhi sizwele kakhulu elangeni. Okufanelekile: Amalitha amabili amanzi anothile ngamaminerali nsuku zonke.
2. Umbuzo: Yikuphi ukudla okuvikela isikhumba?
Ukuchayeka elangeni kuholela ekwakhekeni kobuthi beseli emzimbeni, obuhlasela izicubu. Izinqamuleli zemvelo, ngokwesibonelo, i-beta-carotene (isb kwizaqathi, namabhilikosi), uvithamini E (ku-rapeseed namafutha omnqumo), kanye novithamini C.
3. Umbuzo: I-sunscreen yami izohlala isikhathi esingakanani?
Phindaphinda izikhathi zokuvikela isikhumba sakho (EST) nge-sun protection factor (SPF) ye-sunscreen: Uhlobo 1: izinwele ezibomvu, amehlo akhanyayo, ibala elilungile (ESZ 10 min.); Thayipha i-2: izinwele ezimhlophe, amehlo akhanyayo, umbala okhanyayo (ESZ 20 min.); Thayipha 3: izinwele ezinsundu, isikhumba esibomvu, amehlo amnyama (ESZ 30 min); Thayipha 4: izinwele ezimnyama, isikhumba esimnyama, namehlo (ESZ 40 min). Uma uluhlobo lwesikhumba 1 futhi usebenzisa i-SPF 10, uvikelekile imizuzu eyi-100.
