Masayendisiti anorondedzera kuti ozone denga redu redu iri kuve duku zvigore negore, zvichiita kuti kuwedzere dambudziko kuti mazuva ezuva anotakura naro. Vanachiremba vave vakanyatsokurudzirwa kushandiswa kwezuva nezuva kwete pagungwa, asi zuva rega rega. Izvi zvinoda kurapwa zvikamu zvose zvemuviri zvinoramba zvichizaruka, kureva, maoko, mutsipa, makumbo, mapepa uye chiso. Zvisinei, kuitira kuti chibereko chekrisiti chibudirire, unofanira kuzvisarudza, chinotungamirirwa nemimwe mitemo, pamwe nemiganhu yemuviri wako, kunyanya rudzi rweganda.
Nhamba yezuva kudzivirira
Zuva rimwe nerimwe rekudzivirira zuva rine parameter inonzi sun protection index. Iyo inoratidzirwa nenhamba. Chero mhando yemazuva ano ine zvinyorwa zviviri zvakadai. Mumwe wavo, SPF inoratidza hutachidziro hunopiwa nekrimu kubva kune ultraviolet b-rays, imwe, UVA - muzinga wekuchengetedzwa nema ultraviolet ma-rays.
Izvo zvinonyanya kuzivikanwa ndeye parameter ye SPF. Kana iwe ukaona ichi chidimbu pane kamutimu, ipapo unogona kuva nechokwadi chokuti krisamu iyi yezuva. Nhamba, iyo yakaenzana neSSPF, inoreva kuti kangani nguva inobvumirwa yekubuda kwezuva ichiwedzera nekushandiswa kwechirwere ichi.
Semuenzaniso, kana paganda rako rekudzikinura kwekutanga rinouya awa imwe mushure mekuenderera mberi kwezuva, zvino mukufungidzira, nekushandisa kushandiswa kwekisiki yekudzivirira ne SPF yakaenzana negumi, unogona kugara muzuva pasina kuonekwa kwechiganda paganda kwemaawa anenge gumi (kunyange zvazvo vanachiremba nguva yakadai yekugara pasi pezuva haifaniri kutaridzirwa zvakasiyana). Izvi zvinoitika kuburikidza nekubatsirwa kwezvimwe zvinowedzera zvinenge zvikamu zvekamu, zvakadai sehupfu hwakatsetseka we titanium dioxide, iyo inoshanda nenzira yezvimwe micromirror zvinobatsira kuratidza majekiti emagetsi.
Iyi parameter SPF inogona kusiyanisa kubva kune maviri kusvika makumi mashanu. 2 - ndiyo isina simba yakadzivirirwa, inochengetedza hafu yenguva yakaipisisa inonzi ultraviolet - UV-B. Yakawanda ndeye SPF 10-15, iyo yakakosha pakudzivirira ganda rinowanzoitika. Nhamba yakakwirira yekudzivirirwa muSSPF 50 - inosvina kusvika kusvika 98% yehuipi hunovhiringidza.
Vazhinji vezvipfeko vanoshandisa tafura yaThomas Fitzpatrick kuti vaone chirwere cheganda (phototype), zvichienderana nehuwandu hwechiitiko chinonzi melanocyte.
Muchiyero ichi, kune marudzi matanhatu eganda. Iviri yekupedzisira pano isu hatisi kupa, nokuti vanhu vane ganda rakadaro vanowanzogara muAfrica nedzimwe nyika dzakatsva. Pakati pevaEurope pane ma phototype mana. Mhando yaro haisi yakaoma kuti iongorore, heinoi zvinhu zveumwe nomumwe wavo.
I phototype
Muchena mutsvuku kwazvo neine tishishini. Kakawanda pane mavara. Kazhinji i-blue-eyed blondes (blondes) kana vanhu vatsvuku vane ganda rakanaka. Ganda ravo rakaoma zvikuru kuti tan, rinopisa nekukurumidza. Kazhinji izvi ndezvaminitsi gumi. Kwavari, kamuti chete ane kukudzwa kwakakwirira, neSSP pasati iri pasi pe30, achavatsanangurira - mari yakasara haigoni kubatsira.
II phototype
Yechipiri phototype yeganda iri nyore, zvisikwa zvisingawanzoitiki, vhudzi rakachena, maziso ari matema, mavara, mavara. Kwavari, nguva yakatarwa yekuenderera mberi kwezuva haisi yepfumbamwe yeawa, mushure mokunge mikana yekuwana zuva rinowedzera zvakanyanya. Vanofanira kushandisa makisi nema SPF akaenzana ne20 kana makumi matatu vhiki yekutanga yezuva inotonhora, mushure mekuti kamuti inofanira kuchinjwa kuva imwe, iyo ine purasiti yezasi 2-3 nguva.
III phototype
Ganda rinosviba, maziso ane bvudzi, vhudzi rinowanzosviba mutsvuku kana chestnut. Nguva yakachengeteka muzuva inenge hafu yeawa. Vanoshandisa kushandisa sun cream ne SPF kubva pa15 kusvika ku6.
IV phototype
Brunettes ane ganda rakasviba nemaziso masikati. Vanogona kuva muzuva kwemaminitsi makumi mana pasina kupisa. Kwavari, kirimu ine SPF kubva pa10 kusvika ku6 ndiyo yakanakisisa.
Uyewo nguva yakakosha yechisarudzo chakanaka chekisi yakachengetedza kubva kune zuva ndiko kwaunenge uchizogara muzuva kwenguva refu. Kana ukaronga kupumha mumakomo kana kupinda mumitambo yemvura, zviri nani kutora krisamu ine chikwata chekudzivirira-SPF30. Inoshandawo zvakanaka kune ganda revana.