N\u011bkter\u00e9 skvrny se objevuj\u00ed ne\u010dekan\u011b.<\/p>\n\n\n\n
Na krku, ramenou nebo obli\u010deji jsou tajemn\u00e9.<\/p>\n\n\n\n
Nov\u00e1 v\u011bdeck\u00e1 studie nab\u00edz\u00ed odpov\u011bdi. Vysv\u011btluje nej\u010dast\u011bj\u0161\u00ed p\u0159\u00ed\u010diny a identifikuje faktory, kter\u00e9 jsou \u010dasto p\u0159ehl\u00ed\u017eeny.<\/p>\n\n\n\n
Pochopen\u00ed t\u011bchto mechanism\u016f n\u00e1m pom\u00e1h\u00e1 l\u00e9pe p\u0159edch\u00e1zet jejich v\u00fdskytu.<\/p>\n\n\n\n
Tyto skvrny na k\u016f\u017ei se neobjevuj\u00ed n\u00e1hodn\u011b. Ned\u00e1vn\u00fd v\u011bdeck\u00fd v\u00fdzkum osv\u011btluje mechanismy vzniku ur\u010dit\u00fdch pigmentov\u00fdch skvrn<\/strong> . Jejich um\u00edst\u011bn\u00ed nen\u00ed v\u017edy zp\u016fsobeno pouze vystaven\u00edm slunci nebo st\u00e1rnut\u00edm. T\u011blo vys\u00edl\u00e1 sign\u00e1ly. A vy mus\u00edte v\u011bd\u011bt, jak je interpretovat.<\/p>\n\n\n\n V\u011bdci n\u011bkolik m\u011bs\u00edc\u016f sledovali skupinu dobrovoln\u00edk\u016f, aby pochopili, pro\u010d se skvrny v n\u011bkter\u00fdch oblastech objevuj\u00ed \u010dast\u011bji ne\u017e v jin\u00fdch. V\u00fdsledkem bylo, \u017ee se do hry zapojilo n\u011bkolik faktor\u016f, od \u017eivotn\u00edho stylu a genetiky a\u017e po vystaven\u00ed dr\u00e1\u017ediv\u00fdm l\u00e1tk\u00e1m.<\/p>\n\n\n\n Ka\u017ed\u00e1 \u010d\u00e1st t\u011bla je vystavena r\u016fzn\u00e9 m\u00ed\u0159e slune\u010dn\u00edho z\u00e1\u0159en\u00ed. Obli\u010dej, ruce, krk\u2026 v\u0161echny tyto oblasti jsou vystaveny p\u0159\u00edm\u00e9mu slune\u010dn\u00edmu z\u00e1\u0159en\u00ed, a to i v zim\u011b. V d\u016fsledku toho k\u016f\u017ee produkuje v\u00edce melaninu<\/strong> , aby se chr\u00e1nila. Tato p\u0159irozen\u00e1 reakce m\u016f\u017ee zanechat hn\u011bd\u00e9 nebo nar\u016f\u017eov\u011bl\u00e9 skvrny.<\/p>\n\n\n\n Sv\u011btlo ale nevysv\u011btluje v\u0161echno. Studie tak\u00e9 zd\u016fraz\u0148uje roli opakovan\u00e9ho t\u0159en\u00ed. Hodinky, n\u00e1ramky, t\u011bsn\u00e9 oble\u010den\u00ed: tyto neust\u00e1l\u00e9 kontakty n\u011bkdy zp\u016fsobuj\u00ed lokalizovanou hyperpigmentaci. T\u011blo reaguje na podr\u00e1\u017ed\u011bn\u00ed a zhor\u0161uje danou oblast. A v n\u011bkter\u00fdch p\u0159\u00edpadech to zp\u016fsobuje zm\u011bnu barvy k\u016f\u017ee.<\/p>\n\n\n\n Dal\u0161\u00edm aspektem, kter\u00fd v\u011bdci zkoumaj\u00ed, jsou<\/strong> hormony. N\u011bkter\u00e9 \u017eivotn\u00ed f\u00e1ze, jako je t\u011bhotenstv\u00ed nebo menopauza, zp\u016fsobuj\u00ed viditeln\u00e9 zm\u011bny. Hormon\u00e1ln\u00ed syst\u00e9m p\u0159\u00edmo ovliv\u0148uje produkci pigmentu. To vysv\u011btluje, pro\u010d se skvrny mohou objevit i bez vystaven\u00ed slunci.<\/p>\n\n\n\n Studie se nezam\u011b\u0159ovala pouze na fyzick\u00e9 faktory. Zkoumala tak\u00e9 vztah mezi stravou a zdrav\u00edm poko\u017eky. Z\u00e1le\u017e\u00ed na tom, co j\u00edte. Nedostatek vitam\u00edn\u016f<\/strong> , zejm\u00e9na vitam\u00ednu B12, m\u016f\u017ee naru\u0161it rovnov\u00e1hu poko\u017eky. D\u016fsledek: n\u011bkter\u00e9 oblasti jsou such\u00e9, jin\u00e9 tmavnou.<\/p>\n\n\n\n Svou roli hraje i chronick\u00fd stres. P\u0159i neust\u00e1l\u00e9m stresu t\u011blo uvol\u0148uje kortizol. V nadm\u011brn\u00e9m mno\u017estv\u00ed tento hormon naru\u0161uje funkci bun\u011bk. K\u016f\u017ee ztr\u00e1c\u00ed pevnost. Mohou se objevit nepravideln\u00e9 nebo rozpt\u00fdlen\u00e9 skvrny.<\/p>\n\n\n\n N\u011bkter\u00e9 kosmetick\u00e9 p\u0159\u00edpravky mohou probl\u00e9m zhor\u0161it. Parf\u00e9m nanesen\u00fd na krk, p\u0159\u00edli\u0161 siln\u00fd deodorant nebo nespr\u00e1vn\u00fd kr\u00e9m mohou dr\u00e1\u017edit poko\u017eku a zp\u016fsobit pigmentovou reakci. V\u00fdzkum doporu\u010duje<\/strong> v\u017edy p\u0159ed pou\u017eit\u00edm produkt otestovat na mal\u00e9 plo\u0161e k\u016f\u017ee.<\/p>\n\n\n\n Genetika hraje roli. Pokud maj\u00ed va\u0161i rodi\u010de pup\u00ednky na rukou nebo obli\u010deji, je v\u011bt\u0161\u00ed pravd\u011bpodobnost, \u017ee se objev\u00ed i u v\u00e1s. Nic ale nen\u00ed jist\u00e9. Jednoduch\u00e9 kroky mohou pomoci zm\u00edrnit jejich v\u00fdskyt.<\/p>\n","protected":false},"excerpt":{"rendered":"N\u011bkter\u00e9 skvrny se objevuj\u00ed ne\u010dekan\u011b. Na krku, ramenou nebo obli\u010deji jsou tajemn\u00e9. Nov\u00e1 v\u011bdeck\u00e1 studie nab\u00edz\u00ed odpov\u011bdi. Vysv\u011btluje nej\u010dast\u011bj\u0161\u00ed p\u0159\u00ed\u010diny a identifikuje faktory, \n [...]<\/a>","protected":false},"author":1,"featured_media":3726,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3725","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=\/wp\/v2\/posts\/3725","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3725"}],"version-history":[{"count":1,"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=\/wp\/v2\/posts\/3725\/revisions"}],"predecessor-version":[{"id":3727,"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=\/wp\/v2\/posts\/3725\/revisions\/3727"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=\/wp\/v2\/media\/3726"}],"wp:attachment":[{"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3725"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3725"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fakt24.biz.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3725"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}K\u016f\u017ee reaguje na to, s \u010d\u00edm se setk\u00e1v\u00e1.<\/h2>\n\n\n\n
Vliv stravy a stresu<\/h2>\n\n\n\n