Momwe mungadziwire zolemba za sunscreen

Ndimadana nazo kukuuzani izi, koma sikokwanira kuchotsa mafuta oteteza dzuwa akale pa shelufu yogulitsa mankhwala ndikuyika pakhungu lanu. Kuti muwonetsetse kuti mukusankha njira yoyenera yamtundu wa khungu lanu ndi zosowa zanu (ndikugwiritsa ntchito bwino!), muyenera kuwerenga kaye chizindikiro chilichonse. Zonse zili bwino komanso zabwino mpaka mutazindikira kuti simukudziwa zomwe mawu omveka bwino omwe ali palembawo amatanthauza. Nenani zowona: kodi mukudziwa tanthauzo la mawu ngati "Broad Spectrum" ndi "SPF"? Nanga bwanji "kusamva madzi" ndi "masewera"? Ngati yankho ndi inde, ndiye kudos kwa inu! Pitirizani, pitirirani. Ngati yankho liri ayi, mufuna kuwerenga izi. M'munsimu tikugawana maphunziro osokonezeka pofotokozera malemba oteteza dzuwa. Ndipo si zokhazo! M'nthawi yachilimwe, tikugawananso njira zabwino zopangira mafuta oteteza ku dzuwa omwe angapatse khungu lanu chitetezo chomwe chili choyenera komanso, zowona, zofunikira.

KODI BROAD SPECTRUM SUN CREAM NDI CHIYANI?

Mafuta oteteza ku dzuwa akamati "Broad Spectrum" pa lebulolo, zikutanthauza kuti mankhwalawa angathandize kuteteza khungu lanu ku cheza choopsa cha UVA ndi UVB. Monga chotsitsimula, kuwala kwa UVA kumatha kuthandizira kuti pakhale zizindikiro za ukalamba wowonekera pakhungu, monga makwinya owoneka ndi mawanga azaka. Komano, kuwala kwa UVB ndi komwe kumayambitsa kupsa ndi dzuwa komanso kuwonongeka kwina kwa khungu. Mafuta oteteza ku dzuwa akakhala ndi chitetezo chambiri, amatha kuteteza ku zizindikiro za kukalamba kwa khungu, kutentha kwa dzuwa, ndi khansa yapakhungu akagwiritsidwa ntchito ndi njira zina zodzitetezera ku dzuwa. (Psst - ndizo zabwino kwambiri!).

Kodi SPF ndi chiyani?

SPF imayimira "sun protection factor". Nambala yogwirizana ndi SPF, kaya ikhale 15 kapena 100, imatsimikizira kuchuluka kwa mafuta oteteza ku dzuwa a UV (kuyaka) komwe kungathandize kusefa. Mwachitsanzo, bungwe la American Academy of Dermatology (AAD) limati SPF 15 imatha kusefa 93% ya kuwala kwa dzuwa kwa UVB, pamene SPF 30 imatha kusefa 97% ya kuwala kwa dzuwa kwa UVB.

KODI KHRISTU OSATI M MADZI NDI CHIYANI?

Funso lalikulu! Chifukwa thukuta ndi madzi zimatha kutsuka mafuta oteteza ku dzuwa pakhungu lathu, opanga apanga zodzitetezera ku dzuwa, zomwe zikutanthauza kuti mankhwalawa amatha kukhala pakhungu kwakanthawi kochepa. Zogulitsa zina zimakhalabe madzi kwa mphindi 40 m'madzi, pomwe zina zimatha kukhala m'madzi mpaka mphindi 80. Onani chizindikiro cha sunscreen yanu kuti mupeze malangizo ogwiritsira ntchito moyenera. Mwachitsanzo, ngati mwaumitsa thaulo mukatha kusambira, muyenera kuthiranso mafuta oteteza ku dzuwa nthawi yomweyo, chifukwa amatha kupukuta.

Ndemanga za mkonzi: Mukamagwiritsa ntchito mafuta oteteza ku dzuwa osalowa madzi, onetsetsani kuti mwagwiritsanso ntchito mankhwalawa kwa maola awiri aliwonse, ngakhale khungu lanu litakhala louma.

KODI KUSIYANA KODI PAKATI PA CHEMICAL NDI PHYSICAL SUN CREAM NDI CHIYANI?

Chitetezo cha dzuwa chimabwera m'njira ziwiri: zoteteza ku dzuwa ndi mankhwala. Mafuta oteteza ku dzuwa, omwe nthawi zambiri amapangidwa ndi zinthu zogwira ntchito monga titanium dioxide ndi/kapena zinc oxide, amathandiza kuteteza khungu posonyeza kuwala kwa dzuwa kutali ndi khungu. Mankhwala oteteza ku dzuwa, omwe nthawi zambiri amapangidwa ndi zinthu zogwira ntchito monga octocrylene kapena avobenzone, amathandiza kuteteza khungu mwa kuyamwa cheza cha UV. Palinso ma sunscreens ena omwe amaikidwa ngati ma sunscreens akuthupi ndi amankhwala malinga ndi kapangidwe kawo. 

KODI "BABY" Amatanthauza chiyani pa SUN CREAM?

A FDA sanafotokoze mawu oti "ana" oteteza dzuwa. Nthawi zambiri, mukamawona mawuwa pa chizindikiro choteteza dzuwa, zikutanthauza kuti mafuta oteteza dzuwa amakhala ndi titanium dioxide ndi/kapena zinc oxide, zomwe sizingakhumudwitse khungu la mwana.

KODI "SPORT" PA SUN CREAM NDI CHIYANI?

Mofanana ndi "ana," a FDA sanatanthauze mawu akuti "masewera" oteteza dzuwa. Malinga ndi Consumer Reports, "masewera" ndi zinthu "zochita" zimakonda kukhala thukuta komanso / kapena kusamva madzi ndipo sizingakhumudwitse maso anu. Mukakayikira, yang'anani chizindikirocho.

NTCHITO ZABWINO 

Ndikukhulupirira kuti tsopano mukumvetsa bwino mawu ena omwe amagwiritsidwa ntchito pamalemba oteteza dzuwa. Musanapite ku pharmacy ndikuyesa chidziwitso chanu chatsopano pamutuwu, pali mfundo zina zowonjezera zomwe muyenera kukumbukira. Choyamba, pakadali pano palibe mafuta oteteza ku dzuwa omwe amatha kusefa 100% ya kuwala kwa dzuwa kwa dzuwa. Chifukwa chake, ndikofunikira kuvala zovala zodzitchinjiriza, kufunafuna mthunzi, komanso kupewa kutentha kwambiri kwadzuwa (10am mpaka 4pm pomwe kuwala kwadzuwa kuli kwamphamvu kwambiri) kuphatikiza kugwiritsa ntchito zoteteza ku dzuwa. Komanso, popeza nambala ya SPF imangoganizira za kuwala kwa UVB, ndikofunikira kuteteza ku cheza chowopsa cha UVA. Kuphimba maziko anu onse, AAD imalimbikitsa kugwiritsa ntchito SPF yotakata ya 30 kapena kupitilira apo yomwe ilinso yosamva madzi. Nthawi zambiri, kugwiritsa ntchito bwino mafuta oteteza ku dzuwa kumakhala pafupifupi ola imodzi - yokwanira kudzaza galasi lowombera - kuphimba ziwalo zowonekera. Nambala iyi ikhoza kusiyanasiyana kutengera kukula kwanu. Pomaliza, patsaninso mafuta oteteza ku dzuwa omwewo maola awiri aliwonse, kapena nthawi zambiri ngati mukutuluka thukuta kapena kupukuta kwambiri.