Mawallafi: Eric Farmer
Ranar Halitta: 11 Maris 2021
Sabuntawa: 1 Yuli 2024
Anonim
Tatsuniyoyin Kariya na SPF da Rana don Daina Yin Imani, Stat - Rayuwa
Tatsuniyoyin Kariya na SPF da Rana don Daina Yin Imani, Stat - Rayuwa

Wadatacce

A wannan lokacin a rayuwa, kun (da fatan!) Kun ƙusar da mashin ɗin ku M.… ko kuna da shi? Babu buƙatar yin ja a fuska saboda kunya (ko daga rana, don wannan lamarin). Haɓaka hasken rana tare da ɗan taimako daga ƙwararrun masana fata.

Anan, ribobi sun watsar da tatsuniyoyi na kariyar rana gama gari kuma suna amsa wasu manyan tambayoyinku na SPF don ku tabbatar da kiyaye fatar ku da kyau cikin kowane yanayi.

Wani abu yayi kuskure. An sami kuskure kuma ba a ƙaddamar da shigar ku ba. Da fatan za a sake gwadawa.

Labari: Kuna buƙatar sanya kariyar hasken rana lokacin da kuke kashe rana a waje.

Maimaita bayan ni: Kariyar rana ba za a iya tattaunawa ba kwana 365 a shekara, komai inda kake, abin da kuke yi, ko yanayin yanayi. Joshua Zeichner, MD, daraktan binciken kwaskwarima da bincike na asibiti a fatar fata a Asibitin Mount Sinai da ke birnin New York ya ce "Mafi yawan fitowar rana da mutane ke samu ba da gangan ba kuma ba zato ba tsammani." "Mutane ba su gane cewa a cikin ɗan gajeren lokacin da ake kashewa a waje - tafiyarsu zuwa aiki, gudanar da ayyuka - cewa rana tana lalata fatarsu."


Wannan lalacewar tarawa ce; gajeriyar fashewar lokacin da aka kashe ba tare da kariya ta rana ba yana da haɗari da tasiri mai dorewa. Kuma yayin da ƙona hasken UVB ya fi ƙarfi a lokacin bazara, haskoki UVA (waɗanda ke haifar da tsufa da ciwon fata) ƙarfi ɗaya ne a duk shekara kuma suna shiga har ma a ranar girgije. Yanzu, na san abin da kuke tunani: shin har yanzu ina buƙatar kariyar rana idan ina kwana a ciki? Ee - koda kuwa kuna keɓewa ne. Sa'ar al'amarin shine, maganin yana da sauƙi. Sanya kariyar hasken rana a zaman yau da kullun na aikinku, yana rufe fuskokin ku da duk wasu wuraren da aka fallasa, kamar wuyan ku, kirji, da hannaye - duk wuraren da mutane ke mantawa don karewa, a cewar Dr. Zeichner. (Amma idan kuna son sanya kayan shafa na fuska fa? To, za ku iya sanya SPF a ƙarƙashin tushe ko zaɓi ɗaya daga cikin mafi kyawun fuska mai launi.)

Labari: SPF 30 yana ba da kariya sau biyu kamar SPF 15.

Yana iya zama ba daidai ba, amma daidaitattun ka'idojin lissafi ba sa aiki idan aka zo ga lambobin SPF. "SPF 15 tana toshe kashi 94 na hasken UVB, yayin da SPF 30 ke toshe kashi 97," in ji Dokta Zeichner. Haɓaka kariyar da zarar kun wuce sama da SPF 30 ƙari ne kawai, don haka a wannan yanayin, mafi girman hasken rana na SPF ba lallai bane shine mafi kyau.


Don haka, idan kuna zaune kuna tambayar kanku "menene SPF nake buƙata?" gajeriyar amsar ita ce SPF 30 don amfanin yau da kullun, a cewar Dr. Zeichner. (Wannan kuma shine shawarar Cibiyar Nazarin Fata ta Amurka ko AAD.) Wannan ya ce, ba mummunan ra'ayi ba ne don yin kuskure mafi girma kuma ku tafi tare da SPF 50 lokacin da kuke bakin teku ko tafkin, in ji shi. "Don samun matakin kariya da aka yiwa lakabi da kwalban, kuna buƙatar duka biyun ku nemi isasshen adadin kuma ku sake yin aiki akai -akai, wanda yawancin mutane ba sa yi," in ji shi. "Ta zaɓar SPF mafi girma, kuna taimakawa rama waɗannan bambance -bambancen."

Yanzu, mafi girman hasken rana na SPF da zaku gani akan shelves kantin sayar da kayayyaki shine 100, amma kuma, wannan ba zai ba ku ƙarin adadin kari kamar SPF 50. Haɓakawa daga SPF 50 zuwa SPF 100 yana ba da banbanci mai ban mamaki na toshe kashi 98 Kashi 99 cikin 100 na hasken UVB, bi da bi, a cewar Ƙungiyar Ayyukan Muhalli. Ba a ma maganar ba, waɗannan SPFs masu girman sama na iya sa mutane su yi tunanin za su iya yin tsalle-tsalle kan sake aikace-aikacen. Anna Chien, MD, mataimakiyar farfesa kan fatar fata a Makarantar Magunguna ta Johns Hopkins, ta ce "Za a iya samun ma'anar ƙarya ta kariya tare da SPF na 100." Siffa. Waɗannan duk dalilan da yasa waɗannan SPF 100s ba da daɗewa ba za su zama tarihi; A bara, Hukumar Abinci da Magunguna (FDA) ta ba da shawarar cewa a sanya iyakar alamar SPF a 60+. (Mai alaƙa: FDA tana da niyyar yin wasu manyan canje -canje ga Sunscreen ɗin ku.)


TL; DR- Mafi kyawun fa'idar ku shine amfani da SPF 30 yau da kullun, ajiye SPF 50 a hannu don lokutan da za ku kasance cikin hasken rana kai tsaye, kuma ku tabbatar da amfani (da sake nema) duka kamar yadda aka umarce ku.

Labari: Fatar duhu ba za ta iya ƙone rana ba.

Ba a keɓance ƙabilun da ke da launin fata mafi duhu daga dokar kare hasken rana. "Alamar fata kawai tana ba da kwatankwacin SPF 4," in ji Dokta Zeichner. Baya ga ƙonawa, akwai haɗarin duniya na tsufa da ciwon fata, tunda hasken UVA yana shafar fata daidai -ba tare da la'akari da launi ba. A zahiri, duka AAD da FDA sun yarda cewa kowa da kowa, ba tare da la'akari da shekaru, jinsi, ko launin fata ba, na iya samun ciwon fata kuma, ta haka, zai iya amfana daga amfani da hasken rana na yau da kullun. Layin ƙasa: Duk sautunan fata da nau'ikan suna da saukin kamuwa da lalacewar rana kuma suna buƙatar yin taka tsantsan game da kariya.

Labari: Kuna da lafiya idan kun zauna a cikin inuwa.

Gaskiya, zama a cikin inuwa shine mafi kyawun zaɓi fiye da zama a ƙarƙashin hasken rana kai tsaye, amma ba madadin musanyawar rana bane, in ji Dr. Zeichner. "Hasken UV yana haskaka saman da ke kewaye da ku, musamman lokacin da kuke kusa da jikin ruwa." A takaice dai, haskoki suna isa gare ku, har ma a ƙarƙashin laima. A gaskiya, binciken da aka buga a JAMA Dermatology ya gano cewa mutanen da ke zaune a ƙarƙashin laima na bakin teku ba tare da sunscreen sun fi ƙonewa ba fiye da waɗanda ke cikin rana waɗanda ke sanye da hasken rana. Maimakon dogara ga inuwa kawai, la'akari da shi kawai wani ɓangare na makaman kare rana. "Nemi inuwa, sanya sutura masu kariya, kuma, ba shakka, ku himmatu ga aikace -aikacen hasken rana," in ji Dr. Zeichner. (Duba kuma: Smart SPF samfuran da ba su da hasken rana)

Labari: Yana da kyau a yi amfani da kariyar hasken rana fiye da fesawa.

Duk dabaru na kariyar rana - creams, lotions, sprays, stick - za su yi aiki daidai idan aka yi amfani da su daidai, a cewar Dakta Zeichner. (Don haka, ta yaya hasken rana ke aiki, daidai? Ƙarin cikakkun bayanai da ke zuwa.) Amma ba za ku iya fesa girgije na kariyar hasken rana a jikin ku ba ko kuma ku doke kan sanda: " in ji shi. Yi la'akari da jagororinsa masu taimako: Don fesawa, riƙe kwalban inci ɗaya daga jikin ku kuma fesawa don daƙiƙa ɗaya zuwa biyu a kowane yanki ko har sai fata ta yi haske, sannan ku shafa sosai. Fi son sanduna? Shafa baya da baya a kowane wuri sau hudu don adana isasshen adadin samfur. (Mai Ruwa: Mafi kyawun Fuskokin Fuskokin Da Ba Za Su bushe Fatar ku ba)

Da yake magana game da aikace -aikacen hasken rana, yana da mahimmanci ku nemi aikace -aikacen kafin ku fita waje saboda yana ɗaukar kusan mintuna 15 don fata ta sha kan kari kuma don haka, a kiyaye. Amma wannan ba halin da ake ciki bane-kuna buƙatar yin amfani da kariyar rana a duk rana, ma. Don haka, tsawon tsawon lokacin da maganin hana rana zai kasance? Ya dogara: A matsayinka na yau da kullun, yakamata ku doke kan ƙarin hasken rana kowane sa'o'i biyu, bisa ga AAD. Gumi ko iyo? Sannan yakamata ku sake yin aikace-aikacen sau da yawa, koda samfurin yana da ruwa.

Labari: Duk sunscreen suna aiki iri ɗaya.

Domin amsa tambayar, "yaya hasken rana ke aiki?" da farko kana bukatar ka sani cewa hasken rana ya kasu kashi biyu: sinadaran da na zahiri. Tsohuwar ta haɗa da sinadarai kamar su oxybenzone, avobenzone, da octisalate, waɗanda ke aiki ta hanyar shan radiation mai cutarwa don watsa shi. Har ila yau, sinadarin sunscreen yana da saukin shafawa a ciki ba tare da barin farin saura ba. Fuskokin hasken rana, a gefe guda, "suna aiki kamar garkuwa" kamar yadda suke zaune a saman fatar ku kuma, tare da taimako daga sinadarai kamar zinc oxide da titanium dioxide, suna karkatar da haskoki masu cutarwa na rana, a cewar AAD.

Sunscreen vs Sunblock

Yanzu da kuka fahimci kayan yau da kullun na yadda hasken rana ke aiki, lokaci yayi da za a magance wani batun da ya rikice: sunscreen vs. sunblock. A ka'idar, allon rana yana ɗaukar hasken UV kuma yana watsa su kafin su sami damar lalata fatar jikinku (watau tsarin sinadarai) yayin da shingen rana yana zaune a saman fatar ku kuma a zahiri yana toshewa kuma yana karkatar da hasken (watau dabarar jiki). Amma a cikin 2011, FDA ta yanke hukunci cewa duk wani samfuran kariyar rana, ba tare da la'akari da abubuwan da suke amfani da su ba, ana iya kiran su da rana kawaifuska. Don haka, yayin da har yanzu mutane na iya amfani da sharuɗɗan biyu a musayar, magana ta fasaha, babu wani abu kamar rufewar rana.

Ko kun zaɓi ƙirar sunadarai ko na zahiri da gaske sun sha kan batun fifikon mutum: waɗanda keɓaɓɓun sun fi sauƙi, yayin da dabarun jiki zaɓi ne mai kyau ga mutanen da ke da fata mai laushi. Abin da ake cewa, sunscreen sunscreen sun kasance a cikin binciken har zuwa ƙarshen, godiya ga binciken kwanan nan da FDA ta gudanar wanda ya gano cewa sinadaran sunadarai guda shida na yau da kullun sun shiga cikin jini a matakan da suka fi matakin tsaro na hukumar. Yana da wahala a faɗi ƙarami, amma ba lallai ba yana nufin cewa waɗannan abubuwan ba su da haɗari - kawai ana buƙatar ƙarin bincike. Abin takaici, duk da haka, ba wannan ba shine kawai mummunan tasirin sinadarai na hasken rana zai iya haifarwa ba. Bincike ya nuna cewa oxybenzone, ɗaya daga cikin abubuwan da aka fi amfani da su a cikin tsarin sunadarai, na iya yin lahani ko “guba” ga murjani na murjani. Wannan shine ƙarin dalili guda ɗaya wanda yasa sunscreens na halitta ko ma'adinai sun ci gaba da samun shahara da sha'awa. (Dubi kuma: Shin Fuskar Sunscreen na Halitta Yana Tsayayya da Hasken Rana na yau da kullun?)

A ƙarshen ranar, babu musun hakan, "haɗarin rashin amfani da hasken rana ya fi fa'idar rashin sanya hasken rana," in ji David E. Bank, MD, ƙwararren likitan fata wanda ke zaune a New York, a baya ya fada Siffa. Har yanzu damuwa? Tsaya tare da dabaru na zahiri, kamar yadda FDA ta ɗauki duka oxide oxide da titanium dioxide don zama lafiya da inganci. (An danganta: FDA tana Nufin Yin Wasu Manyan Canje-canje ga Hasken Rana)

Labari: Kayan aikin ku yana da SPF a ciki don haka ba kwa buƙatar amfani da keɓaɓɓen hasken rana.

Yana da wayo don yin amfani da kayan shafa tare da SPF (ƙarin kariya, mafi kyau!), Amma ba madadin madadin hasken rana bane (kuma ba “kwaya masu kare fuska”). Yi la'akari da ita azaman layin tsaro na biyu, maimakon tushen ku na kariyar rana. Me ya sa? Don masu farawa, wataƙila ba za ku yi amfani da tushen ku ko foda ba a cikin madaidaicin fuska a duk fuskar ku, in ji Dokta Zeichner. Bugu da ƙari, zai ɗauki kayan shafa da yawa don samun matakin SPF na kwalabe, kuma yawancin mata ba sa sawa sosai, in ji shi. Moisturizer tare da hasken rana yana da kyau, muddin yana da fa'ida da SPF 30 kuma kuna amfani da isasshen (aƙalla adadin girman nickel don fuskar ku).

Labari: Srashin ƙonawa yana da haɗari, amma samun tan yana da kyau.

Launin jan launi ba shine kawai alamar lalacewar fata ba. Idan kuna tunanin cimma wannan kyakyawan haske ba matsala ba ce, ku sake tsammani. “Duk wani canjin launin fata—ko yana yin ja ko kuma ya yi duhu—alama ce ta lalacewar rana,” in ji Dokta Zeichner. Yi la'akari da layin tan alamar alamar gargadi cewa lokaci yayi da za a ƙara kariyar hasken rana, stat. A kan wannan bayanin, shin hasken rana yana hana tanning? Na'am. Hasken rana, a zahiri, yana hana tanning, amma kuma, kuna buƙatar yin amfani -da sake amfani da shi -daidai da amfani da isasshen. Ga matsakaicin matsakaici, "isasshe" shine kusan 1 ounce na hasken rana (game da adadin da ake buƙata don cika gilashin da aka harba) don rufe jiki daga kai har zuwa yatsa, a cewar FDA.

Labari:Lambar SPF ita ce kawai abin da kuke buƙatar duba lokacin siyan maganin rana.

Akwai tarin bayanai da za a samu a kan alamar sunscreen, ko da yake yana iya zama mai rikitarwa ga yawancin. A cikin binciken 2015 da aka buga a JAMA Dermatology, kashi 43 ne kacal na mutane suka fahimci ma'anar ƙimar SPF. Sauti saba? Kada ku damu! Ba a bayyane ku kaɗai ba - ƙari, Dr. Zeichner yana nan don taimakawa kawar da wannan rikice -rikice na gama gari sannan wasu. Anan, abin da za ku nema lokacin sayayya don hasken rana da abin da kowane mahimmin abu ke nufi, a cewar Dr. Zeichner.

SPF: Tushen Kariyar Rana. Wannan kawai yana nuna yanayin kariya daga kona haskoki na UVB. Koyaushe nemi kalmar "madaidaiciya," wanda ke nuna cewa samfurin yana karewa daga haskoki UVA da UVB. (Kullum za ku ga wannan kalmar an sanya ta a gaban marufi.)

Ruwa mai tsayayya: Wannan na iya kasancewa a gaban ko baya na kwalban kuma yana nufin tsawon lokacin dabarar zata iya tsayayya da ruwa ko gumi, wanda yawanci shine minti 40 zuwa 80. Duk da yake ba lallai bane a yi amfani da zaɓin da zai iya jure ruwa don dalilai na yau da kullun, dole ne don rairayin bakin teku ko tafkin ko lokacin da za ku motsa jiki a waje. Kuma lokacin da'awar ya kamata ya kasance mafi tsayin daka yi kafin sake nema. Don zama lafiya, sake amfani da duk lokacin da kuka fito daga cikin ruwa. (Mai dangantaka :: Sunscreens don Yin Aiki Wanda Bai Tsotsa ba - ko Ragewa ko Bar muku Ciki)

Ranar Haihuwa: Sabanin yarda da imani, wataƙila bai kamata ku yi amfani da kwalbar kariyar hasken rana da kuke amfani da ita a lokacin bazara ba. Yaya tsawon lokacin kariyar rana? Wannan ya dogara da takamaiman tsari, amma kyakkyawan babban yatsin yatsa shine jefa kowane abu shekara ɗaya bayan siyan sa, ko da zarar ya ƙare. Yawancin abubuwan da suka shafi rana za su sami ranar karewa da aka buga a kasan kwalabe ko a kan marufi na waje idan sun zo cikin akwati. Me ya sa? Debra Jaliman, MD, malamin asibiti a Makarantar Magunguna ta Dutsen Sinai, "Kwayoyin da ke cikin ruwan da ke toshe rana suna rugujewa, suna sa ba ta da tasiri." Siffa.

Non-Comedogenic: Wannan yana nufin ba zai toshe pores ba, don haka nau'in kuraje masu saurin kamuwa da cuta yakamata koyaushe su nemi wannan lokacin. (Dubi kuma: Mafi kyawun Fuskar Fuska ga kowane nau'in Fata, A cewar Masu Siyarwa na Amazon)

Ƙungiyar Sinadaran: An samo shi a bayan kwalabe, wannan ya lissafa abubuwan da ke aiki kuma shine yadda za ku iya sanin ko maganin rana yana da sinadarai ko jiki.Tsohon ya haɗa da sinadarai kamar oxybenzone, avobenzone, da octisalate; Zinc oxide da titanium dioxide sune mafi yawan masu toshewar jiki.

Alamomin amfani: Waɗannan ana buƙatar su ta sabon littafin FDA wanda ya wuce, wanda ya lura cewa, tare da amfani da kyau, hasken rana zai iya karewa daga ƙonewar rana, ciwon fata, da alamun tsufa.

Barasa-Free: Nemo wannan lokacin zabar fuskar rana, tunda barasa na iya bushewa akan fata.

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