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Sel\u00e9n<\/b><\/span> je nevyhnutn\u00fd pre spr\u00e1vne fungovanie n\u00e1\u0161ho organizmu, no nedostatok sel\u00e9nu je ve\u013ek\u00fdm probl\u00e9mom, ktor\u00fd postihuje najm\u00e4 n\u00e1\u0161 regi\u00f3n. Na jednej strane na\u0161e z\u00e1kladn\u00e9 potraviny obsahuj\u00fa aj menej tohto stopov\u00e9ho prvku pre n\u00edzky obsah sel\u00e9nu v p\u00f4de a na druhej strane nekonzumujeme dostatok zdrojov bohat\u00fdch na sel\u00e9n (ryby, m\u00e4kk\u00fd\u0161e, srdce, pe\u010de\u0148). V niektor\u00fdch krajin\u00e1ch sa pr\u00edjem sel\u00e9nu mohol za posledn\u00fdch 20-30 rokov zn\u00ed\u017ei\u0165 na polovicu, aj ke\u010f tento stopov\u00fd prvok m\u00f4\u017ee zohr\u00e1va\u0165 \u00falohu pri prevencii mnoh\u00fdch chor\u00f4b.<\/span><\/p>\n \u0160t\u00edtna \u017e\u013eaza<\/b><\/span><\/p>\n Sel\u00e9n je nevyhnutn\u00fd pre fungovanie horm\u00f3nov \u0161t\u00edtnej \u017e\u013eazy a ich metabolizmus a pod\u013ea viacer\u00fdch \u0161t\u00fadi\u00ed m\u00f4\u017ee dokonca pom\u00e1ha\u0165 pri lie\u010dbe ochoren\u00ed \u0161t\u00edtnej \u017e\u013eazy. Pri autoimunitnej tyroidit\u00edde m\u00f4\u017ee zn\u00ed\u017ei\u0165 stupe\u0148 z\u00e1palu, zlep\u0161i\u0165 kvalitu \u017eivota a dokonca pom\u00f4c\u0165 pri lie\u010dbe alebo prevencii hypotyre\u00f3zy, ktor\u00e1 sa vyskytuje po\u010das tehotenstva alebo po \u0148om.<\/p>\n Tehotenstvo<\/b><\/span><\/p>\n N\u00edzke hladiny sel\u00e9nu m\u00f4\u017eu tie\u017e zhor\u0161i\u0165 va\u0161e \u0161ance na otehotnenie, pod\u013ea v\u00fdsledkov talianskej \u0161t\u00fadie, ktor\u00e1 zistila, \u017ee spermie mu\u017eov s n\u00edzkou hladinou sel\u00e9nu mali hor\u0161iu pohyblivos\u0165 a \u017eivotaschopnos\u0165 a u \u017eien bola zisten\u00e1 korel\u00e1cia medzi n\u00edzkou hladinou sel\u00e9nu a riziko potratov. Pod\u013ea v\u00fdskumu uskuto\u010dnen\u00e9ho v Anglicku m\u00f4\u017ee nedostatok sel\u00e9nu \u0161tvorn\u00e1sobne zv\u00fd\u0161i\u0165 riziko tehotenskej tox\u00e9mie.<\/p>\n Rakovina<\/b><\/span><\/p>\n Doteraj\u0161ie sk\u00fasenosti ukazuj\u00fa, \u017ee ni\u017e\u0161\u00ed ako optim\u00e1lny pr\u00edjem sel\u00e9nu zvy\u0161uje v\u00fdskyt rakoviny pe\u010dene, \u017el\u010dn\u00edka a \u017el\u010dov\u00fdch ciest a pod\u013ea posledn\u00fdch \u0161t\u00fadi\u00ed m\u00f4\u017ee ma\u0165 suplement\u00e1cia sel\u00e9nu priazniv\u00fd vplyv aj na l\u00e9zie v po\u010diato\u010dn\u00fdch \u0161t\u00e1di\u00e1ch rakoviny kr\u010dka maternice.<\/p>\n T\u00e1to \u0161t\u00fadia zah\u0155\u0148ala \u017eeny, ktor\u00e9 mali abnormality v cervik\u00e1lnom tkanive. Dost\u00e1vali placebo alebo 200 \u00b5g sel\u00e9nu denne po\u010das 6 mesiacov. Po 6 mesiacoch zaznamenalo zlep\u0161enie 88 % v skupine so sel\u00e9nom v porovnan\u00ed s iba 56 % v skupine s placebom. Okrem toho boli v sel\u00e9novej skupine pozorovan\u00e9 \u010fal\u0161ie pozit\u00edvne zmeny: pokles hladiny cukru v krvi a inzul\u00ednu nala\u010dno, zv\u00fd\u0161enie citlivosti na inzul\u00edn a zv\u00fd\u0161enie hladiny HDL (t. j. dobr\u00e9ho) cholesterolu.<\/p>\n Sel\u00e9n a srdce<\/b><\/span><\/p>\n Prote\u00edny obsahuj\u00face sel\u00e9n hraj\u00fa k\u013e\u00fa\u010dov\u00fa antioxida\u010dn\u00fa \u00falohu nielen v \u0161t\u00edtnej \u017e\u013eaze, ale aj v srdci. Pod\u013ea anal\u00fdzy zhr\u0148uj\u00facej v\u00fdsledky 25 \u0161t\u00fadi\u00ed s\u00fa hladiny sel\u00e9nu a riziko ischemickej choroby srdca spojen\u00e9: s vysok\u00fdmi hladinami sel\u00e9nu je riziko srdcov\u00fdch probl\u00e9mov ni\u017e\u0161ie.<\/p>\n Sel\u00e9n je nevyhnutn\u00fd pre spr\u00e1vne fungovanie n\u00e1\u0161ho organizmu, no nedostatok sel\u00e9nu je ve\u013ek\u00fdm probl\u00e9mom, ktor\u00fd postihuje najm\u00e4 n\u00e1\u0161 regi\u00f3n. Na…<\/p>\n","protected":false},"author":1,"featured_media":7242,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[225,689],"class_list":["post-9766","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-calivita","tag-pro-selenium","tag-selenium"],"_links":{"self":[{"href":"https:\/\/vitashop.info\/sk\/wp-json\/wp\/v2\/posts\/9766","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vitashop.info\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vitashop.info\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vitashop.info\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vitashop.info\/sk\/wp-json\/wp\/v2\/comments?post=9766"}],"version-history":[{"count":0,"href":"https:\/\/vitashop.info\/sk\/wp-json\/wp\/v2\/posts\/9766\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vitashop.info\/sk\/wp-json\/wp\/v2\/media\/7242"}],"wp:attachment":[{"href":"https:\/\/vitashop.info\/sk\/wp-json\/wp\/v2\/media?parent=9766"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vitashop.info\/sk\/wp-json\/wp\/v2\/categories?post=9766"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vitashop.info\/sk\/wp-json\/wp\/v2\/tags?post=9766"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Biologicky dostupn\u00fd sel\u00e9n<\/h2>\n