Kunzwisisa Sun Protection Factor
SPF inomirira Sun Protection Factor. Zvichinyorwa zvishoma, chirongwa cheSSPF chinokuudza kuti unogona kugara kwenguva yakareba sei zuva risina kupisa paunenge uchipfeka shisi yezuva, uchienzanisa nenguva yaunogona kugara muzuva usati wapisa usina kupfeka zuva iroro. Somuenzaniso, kana zvichitora iwe maminetsi gumi nemashanu kuti upise usina chekudzivirira kwezuva uye iwe unoshandisa SPF 10, zvinokutora iwe nguva gumi kuti upise, kana maawa maviri.
Nzira yei SPF Yakatemerwa
Nhamba yeSSPF inotsanangurwa kuburikidza nekuongororwa kwemukati, nekuisa pachena nyaya dzevanhu kune chiedza chinenge chichitarisirwa kutevedzera zuva remasikati-apo mazuva ezuva ari pamatambudziko avo. Zvimwe zvidzidzo zvinosvhenekera zuva uye vamwe havasi. Kuwanda kwechiedza chinokonzera kupenya mucheka yezuva-yakachengetedzwa, yakapatsanurwa nehuwandu hwechiedza chinokonzera kubwinya mukati meganda risina kudzivirirwa iS SPF.
Izvo zvinonzi SPF Number Zvinoreva
A SPF yakakwirira haina kuratidza kuti zuva rakachengetedzwa-rinoratidza kuti iwe ucharamba wakachengetedzwa muzuva kwenguva yakareba. Somuenzaniso, SPF 2 inodzivirira ganda rako nekubudirira seSSP 30. Zvisinei, SPF 2 inoda kushandiswa kakawanda. Kuti ugare wakachengeteka, zvisinei kuti uripi SPF yaunosarudza, zvakanakisisa kuti udzokezve kwezuva zuva rimwe nerimwe maawa maviri, uyewo mushure mekunge ushambira kana kuputika. Kutaura zvazviri, American Academy of Dermatology inokurudzira kushandiswa kwezuva nezuva kweSSPF 30 kune ganda rose rakaratidzwa.
Broad-Spectrum Sun Kudzivirira
I-SPF inongoridza kudzivirirwa kune zuva rezuva raSviviolet B, iro rinonzi UVB kwenguva pfupi. Pakutanga, mavhiri eVB aifungidzirwa kuti ndiyo chete mazai eV inoshungurudza pamusoro, sezvo ari mashoma murefu uye anokonzera kupisa kwezuva. Zvisinei, yakanzwisiswa gare gare kuti mavhiri eUVA anowedzerawo ngozi.
Vanochera ganda uye vanoita kuti pave nekenza yeganda. SPF ndoga haidziviriri pamisana yeUVA, saka kuitira kuti uwane zuva rakanakisisa rinodzivirirwa rinogona, tarisa shisi yezuva kana kuti kubhururuka kwezuva kunopa zvose UVA uye UVB kudzivirirwa-inofanira kutaura kuti "broad spectrum" kana kuti "full spectrum" pane zvakanyorwa uye inofanira kunge ine SPF yevanenge 30.
SPF Clothing
Kupfeka zvipfeko zvezuva-refu ndeye chiyero chikuru chekuti iwe unogona kutora, kunze kwekupfeka shrinema yezuva, kubatsira kudzivirira ganda rako kubva kuzuva. Inonyanya pfungwa huru kune vechidiki, vana vanoita basa vanogona kunge vane dambudziko kugara pasi kwemauto mashomanana apo mubereki anoedza kushandisa sunscreen, kunyanya avo vanogara vari uye vachibuda mudziva, gungwa, kana gungwa.
Asi sarudzai kuti ndeupi rudzi rwezvokupfeka zuva rakachengeteka raunotenga. Ichokwadi, shati refu-refu inovhara rimwe ganda uye rinopa zuva rinodzivirirwa kupfuura tangi yepamusoro, uye chikwata chinoputika, chivharo chakavharidzirwa chinodzivirira chiso chiri nani kupfuura chikwata chebhokisi. Asi kunyange kana iwe ukafukidzirwa mune zvipfeko kubva pamusoro kusvikira kune zvigunwe, zvipfeko izvozvo hazvisi zvekushandisa zvakanyanya kana zuva richigona kugadzirisa nzira yacho kuburikidza nemucheka.
Chipfeko chinogadzirwa nemicheka yakakoswa kana yakarukwa pamwe chete, uye kana chigadziko chichiongororwa pasi pekroscope, nzvimbo dziri pakati peye tsvina dzinoonekwa.
UV mazino anokwanisa kupinda nepakati pezvivako uye kusvika paganda. Iyo yakawanda yakasimba yakagadzirwa machira, kufanana nedhinim, zvishoma zvishoma ndezvokuti mavhi UV anokwanisa kupfuura. Chinhu chiduku chisina kusimbiswa chakafanana, semucheka, zvinowanzoitika kuti UV inogona kupfuura.
Zvinosuruvarisa, zvisinganzwisisiki, zvinoputira machira semineni nekotoni zvine mashizha akazaruka anobvumira mamwe mazai eU UV kupinda. Saka kana iwe ukapfeka zvinhu zvakadai, iwe unofanirwa kushandisa SPF kune zvikamu zvemuviri wako zvakavharwa, zvichienderana neshinda yaunopfeka.
UPF zvipfeko zvipfeko zvakaitwa nechinhu chinonzi ultraviolet kuchengetedza chinhu.
Chimwe chimiro chechigadzirwa chinonyanya kurudzi urwu rwePF nguo ndeyeCoolibar, iyo inoita zvipfeko uye zvinhu zvevarume, vakadzi, vakomana, uye vasikana. Zvipfeko zve UPF zviri kuwedzera kuwedzera, kunyanya kwevana 'zvekufuka uye beachwear zvinhu zvakadai sevarindi.
Kunobva:
http://www.skincancer.org/prevention/sun-protection/clothing/protection