\u0158\u00edk\u00e1 se to o ohni, ale plat\u00ed to io slunci. Nau\u010dte se, jak nenechat ple\u0165 zbyte\u010dn\u011b zest\u00e1rnout p\u016fsoben\u00edm slune\u010dn\u00edch paprsk\u016f.<\/p>\n\n\n\n
Ple\u0165 obli\u010deje vy\u017eaduje p\u0159i kontaktu se slune\u010dn\u00edmi paprsky speci\u00e1ln\u00ed ochranu, nebo\u0165 se li\u0161\u00ed od poko\u017eky ostatn\u00edch \u010d\u00e1st\u00ed t\u011bla.<\/p>\n\n\n\n
Je ten\u010d\u00ed, m\u00e1 men\u0161\u00ed bu\u0148ky, v\u00edce p\u00f3r\u016f, a vzhledem k v\u011bt\u0161\u00edmu po\u010dtu mazov\u00fdch \u017el\u00e1z produkuje v\u00edce lipid\u016f. Je citliv\u011bj\u0161\u00ed na p\u016fsoben\u00ed vn\u011bj\u0161\u00edch faktor\u016f jako v\u00edtr, chlad, kou\u0159, \u0161kodliviny a tak\u00e9 UVA a UVB paprsky.<\/p>\n\n\n\n
Zat\u00edmco v\u011bt\u0161ina t\u011bla je oby\u010dejn\u011b zakryta oble\u010den\u00edm, ple\u0165 obli\u010deje mus\u00ed \u010delit vn\u011bj\u0161\u00edm faktor\u016fm po cel\u00fd rok. T\u0159eba ji proto chr\u00e1nit p\u0159ed sluncem pomoc\u00ed speci\u00e1ln\u00edch produkt\u016f, kter\u00e9 odborn\u00edci vyvinuli pr\u00e1v\u011b pro tento \u00fa\u010del, \u010dili nat\u00edrat se ledajak\u00fdm kr\u00e9mem nesta\u010d\u00ed.<\/p>\n\n\n\n
V\u011bk, l\u00e9ky a genetika
Existuje n\u011bkolik faktor\u016f, kter\u00e9 ovliv\u0148uj\u00ed, zda \u010dlov\u011bk vystaven slunci, bude m\u00edt zdravotn\u00ed probl\u00e9my p\u0159i jeho p\u016fsoben\u00ed na poko\u017eku. Prvn\u00edm je v\u011bk.<\/p>\n\n\n\n
Je dok\u00e1z\u00e1no, \u017ee s v\u011bkem se zvy\u0161uje v\u00fdskyt melanomu. Lid\u00e9 ve v\u011bku 55 a\u017e 64 let jsou t\u0159ikr\u00e1t v\u00edce n\u00e1chyln\u00ed na melanom ne\u017e lid\u00e9 ve v\u011bku 25 a\u017e 34 let.<\/p>\n\n\n\n
D\u00e1le je to typ pleti. Nejcitliv\u011bj\u0161\u00ed na slune\u010dn\u00ed paprsky jsou d\u011bti a lid\u00e9 s velmi sv\u011btlou plet\u00ed, zrzav\u00fdmi nebo sv\u011btl\u00fdmi vlasy a pihami. Citlivost poko\u017eky mohou zvy\u0161ovat tak\u00e9 n\u011bkter\u00e9 l\u00e9ky, nap\u0159\u00edklad l\u00e9ky na akn\u00e9, antikoncep\u010dn\u00ed pilulky a antibiotika.<\/p>\n\n\n\n
Nem\u00e9n\u011b d\u016fle\u017eit\u00e1 je genetika. N\u011bkte\u0159\u00ed lid\u00e9 maj\u00ed genetickou predispozici k opar\u016fm, kter\u00e9 mohou b\u00fdt zp\u016fsobeny paprsky UVA. Ple\u0165 m\u016f\u017ee b\u00fdt velmi citliv\u00e1 na UV paprsky i v d\u016fsledku aplikace chemick\u00e9ho peelingu nebo po laserov\u00e9m z\u00e1kroku.<\/p>\n\n\n\n
Slunce a vr\u00e1sky
Pokud si slune\u010dn\u00ed paprsky u\u017e\u00edv\u00e1me s m\u00edrou, aktivuj\u00ed n\u00e1\u0161 metabolismus, povzbuzuj\u00ed krevn\u00ed ob\u011bh a stimuluj\u00ed obrann\u00e9 mechanismy t\u011bla. UVB z\u00e1\u0159en\u00ed vyvol\u00e1v\u00e1 v t\u011ble tvorbu vitam\u00ednu D, kter\u00fd pom\u00e1h\u00e1 r\u016fstu kost\u00ed, posiluje imunitn\u00ed syst\u00e9m a stimuluje i pohybov\u00fd a nervov\u00fd syst\u00e9m.<\/p>\n\n\n\n
Na tyto blahod\u00e1rn\u00e9 \u00fa\u010dinky v\u0161ak pot\u0159ebujeme jen n\u00edzk\u00e9 d\u00e1vky slune\u010dn\u00edho z\u00e1\u0159en\u00ed. Naopak nadm\u011brn\u00e9 slun\u011bn\u00ed zp\u016fsobuje a\u017e devades\u00e1t procent viditeln\u00fdch p\u0159\u00edznak\u016f st\u00e1rnut\u00ed pleti obli\u010deje, co\u017e dokazuj\u00ed i studie na jednovaje\u010dn\u00fdch dvoj\u010datech.<\/p>\n\n\n\n
Plastick\u00fd chirurg z Clevelandu Bahman Guyuron a jeho kolegov\u00e9 z Cleveland Case Western Reserve University analyzovali 186 dvojic jednovaje\u010dn\u00fdch dvoj\u010dat a potvrdili, \u017ee vystavov\u00e1n\u00ed UV z\u00e1\u0159en\u00ed prohlubuje vr\u00e1sky a zp\u016fsobuje nerovnom\u011brnou pigmentaci pleti.<\/p>\n\n\n\n
V os\u00e1ck\u00e9m Twin Research Center provedli mezi lety 2010 a 2013 studii na jednovaje\u010dn\u00fdch dvoj\u010datech, kter\u00e1 uk\u00e1zala, \u017ee na strukturu povrchu pleti obli\u010deje p\u016fsob\u00ed v\u00edce faktory \u017eivotn\u00edho prost\u0159ed\u00ed ne\u017e genetick\u00e9 faktory.<\/p>\n\n\n\n
Kou\u0159en\u00ed a nedostate\u010dn\u00e9 \u010di \u017e\u00e1dn\u00e9 pou\u017e\u00edv\u00e1n\u00ed slune\u010dn\u00ed ochrany, vedlo k podstatn\u011b strukturovan\u011bj\u0161\u00edmu povrchu pleti a v\u00fdskytu vr\u00e1sek.<\/p>\n\n\n\n
St\u00e1rneme i p\u0159i sportu
\u201eUVA paprsky podporuj\u00ed tvorbu metaloprote\u00e1z,\u201c vysv\u011btluje Anette B\u00fcrgerov\u00e1, odbornice na dermokosmetickou slune\u010dn\u00ed ochranu \u201eJsou to enzymy, kter\u00e9 rozkl\u00e1daj\u00ed kolagenn\u00ed vl\u00e1kna, urychluj\u00ed proces st\u00e1rnut\u00ed pleti a v dlouhodob\u00e9m horizontu vedou ke ztr\u00e1t\u011b elasticity.<\/p>\n\n\n\n
A net\u00fdk\u00e1 se to jen tv\u00e1\u0159e. P\u0159\u00edznaky fotost\u00e1rnut\u00ed jsou nejv\u00fdrazn\u011bj\u0161\u00ed i na jin\u00fdch oblastech poko\u017eky vystavovan\u00fdch UV z\u00e1\u0159en\u00ed, jako jsou dekolt a ruce.<\/p>\n\n\n\n
UV z\u00e1\u0159en\u00ed na n\u00e1s m\u016f\u017ee p\u016fsobit kdykoli \u2013 venku p\u0159i sportu nebo p\u0159i pr\u00e1ci na zahrad\u011b, p\u0159i n\u00e1kupech ve m\u011bst\u011b nebo kdy\u017e si na h\u0159i\u0161ti hrajeme s d\u011btmi.<\/p>\n\n\n\n
I ve st\u00ednu na lavi\u010dce v parku na na\u0161i poko\u017eku dopadne pades\u00e1t procent z\u00e1\u0159en\u00ed. Zat\u00edmco intenzita UVB paprsk\u016f z\u00e1vis\u00ed do velk\u00e9 m\u00edry na ro\u010dn\u00edm obdob\u00ed a \u010d\u00e1sti dne, nep\u0159\u00edzniv\u00e9 \u00fa\u010dinky UVA z\u00e1\u0159en\u00ed z\u016fst\u00e1vaj\u00ed relativn\u011b nem\u011bnn\u00e9 b\u011bhem cel\u00e9ho roku. \u201e\u0160edes\u00e1t procent tohoto z\u00e1\u0159en\u00ed m\u016f\u017ee dokonce pronikat okenn\u00edm sklem,\u201c varuje Anette B\u00fcrgerov\u00e1.<\/p>\n\n\n\n
\u201eTo znamen\u00e1, \u017ee na\u0161e ple\u0165 je fotost\u00e1rnut\u00edm ohro\u017eov\u00e1na neust\u00e1le.\u201c Doporu\u010duje proto pou\u017e\u00edvat slune\u010dn\u00ed ochranu po cel\u00fd rok ka\u017ed\u00fd den. Slunce nerozli\u0161uje, zda jsme u vody a opalujeme se c\u00edlen\u011b, nebo se jen tak p\u0159esouv\u00e1me z m\u00edsta na m\u00edsto nechr\u00e1n\u011bn\u00ed kr\u00e9mem p\u0159ed UV z\u00e1\u0159en\u00edm.<\/p>\n","protected":false},"excerpt":{"rendered":"
\u0158\u00edk\u00e1 se to o ohni, ale plat\u00ed to io slunci. Nau\u010dte se, jak nenechat ple\u0165 zbyte\u010dn\u011b zest\u00e1rnout p\u016fsoben\u00edm slune\u010dn\u00edch paprsk\u016f. Ple\u0165 obli\u010deje vy\u017eaduje p\u0159i kontaktu se slune\u010dn\u00edmi paprsky speci\u00e1ln\u00ed ochranu, nebo\u0165 se li\u0161\u00ed od poko\u017eky ostatn\u00edch \u010d\u00e1st\u00ed t\u011bla. Je ten\u010d\u00ed, m\u00e1 men\u0161\u00ed bu\u0148ky, v\u00edce p\u00f3r\u016f, a vzhledem k v\u011bt\u0161\u00edmu po\u010dtu mazov\u00fdch \u017el\u00e1z produkuje v\u00edce lipid\u016f. […]<\/p>\n","protected":false},"author":2,"featured_media":850,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"tdm_status":"","tdm_grid_status":"","footnotes":""},"categories":[28],"tags":[],"class_list":["post-852","post","type-post","status-publish","format-standard","has-post-thumbnail","category-pro-zeny"],"amp_enabled":false,"_links":{"self":[{"href":"https:\/\/mikrosvety.cz\/index.php?rest_route=\/wp\/v2\/posts\/852","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mikrosvety.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mikrosvety.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mikrosvety.cz\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mikrosvety.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=852"}],"version-history":[{"count":0,"href":"https:\/\/mikrosvety.cz\/index.php?rest_route=\/wp\/v2\/posts\/852\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mikrosvety.cz\/index.php?rest_route=\/wp\/v2\/media\/850"}],"wp:attachment":[{"href":"https:\/\/mikrosvety.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=852"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mikrosvety.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=852"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mikrosvety.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=852"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}