{"id":64,"date":"2015-09-22T15:45:53","date_gmt":"2015-09-22T14:45:53","guid":{"rendered":"http:\/\/localhost\/wordpress\/index.php\/2015\/09\/22\/kava-proc-ji-mame-radi\/"},"modified":"2016-04-15T16:47:26","modified_gmt":"2016-04-15T15:47:26","slug":"kava-proc-ji-mame-radi","status":"publish","type":"post","link":"https:\/\/potravinyx.cz\/?p=64","title":{"rendered":"K\u00e1va, pro\u010d ji m\u00e1me r\u00e1di?"},"content":{"rendered":"

Zav\u0159ete o\u010di a p\u0159edstavte si tu hezkou sytou v\u016fni \u010derstv\u011b semlet\u00e9 k\u00e1vy, c\u00edt\u00edte? N\u011bkdo \u0159\u00edka, \u017ee je to sp\u00ed\u0161e sv\u011b\u017e\u00ed aroma ne\u017e\u00a0samotn\u00fd n\u00e1poj co n\u00e1s r\u00e1no nakopne, co mysl\u00edte?<\/h2>\n

<\/p>\n

 <\/p>\n

Z historie k\u00e1vy.<\/h2>\n

V roce 1616 se poda\u0159ilo holan\u010fan\u016fm z\u00edskat prvn\u00ed k\u00e1vovn\u00edk. Evrop\u0161t\u00ed katolick\u00fd kn\u011b\u017e\u00ed ozna\u010dili k\u00e1vu jako „Satan\u016fv n\u00e1poj“. D\u011bjiny\u00a0k\u00e1vy se za\u010daly ps\u00e1t v Etiopii, odkud poch\u00e1z\u00ed divok\u00fd k\u00e1vovn\u00edk. Jeho potomek, k\u00e1vovn\u00edk arabsk\u00fd (Coffea arabica) je zdrojem dvou\u00a0t\u0159etin dne\u0161n\u00ed sv\u011btov\u00e9 produkce k\u00e1vy.<\/p>\n

Zlo\u017een\u00ed k\u00e1vy.<\/h2>\n

K\u00e1vov\u00e1 zrna obsahuj\u00ed des\u00edtky organick\u00fdch l\u00e1tek o jejich\u017e fysiologick\u00fdch \u00fa\u010dinc\u00edch se moc nev\u00ed. Nepra\u017een\u00e1 k\u00e1va obsahuje cca 5-15%\u00a0cukr\u016f, 10-15% b\u00edlkovin, 20-25% t\u0159\u00edslovin a 10-15% vody. Zelen\u00e1 k\u00e1va obsahuje cca 10-20% tuku, v\u00edce v\u0161ak v odr\u016fd\u00e1ch arabiky.\u00a0V\u011bt\u0161\u00ed \u010d\u00e1st t\u011bchto tuk\u016f je obsa\u017eena i v uva\u0159en\u00e9 k\u00e1v\u011b zvan\u00e9 turek :), p\u0159i u\u017eit\u00ed pap\u00edrov\u00fdch filtr\u016f (p\u0159ekap\u00e1van\u00e1 k\u00e1va) jejich\u00a0mno\u017estv\u00ed v \u0161\u00e1lku v\u00fdrazn\u011b kles\u00e1.<\/p>\n

Co je kofein.<\/h2>\n

Nejv\u011bt\u0161\u00ed v\u00fdznam v k\u00e1v\u011b m\u00e1 kofein, je to purinov\u00fd alkaloid (deriv\u00e1t xantinu), kter\u00fd je v k\u00e1v\u011b obsa\u017een v robust\u011b a\u017e 2,2 – 2,4%, v\u00a0pra\u017een\u00e9 arabice arabice jenom cca 0,7 – 1,4%.\u00a0P\u016fsob\u00ed p\u0159edev\u0161\u00edm na CNS a to dr\u00e1\u017ediv\u011b (zlep\u0161uje vn\u00edm\u00e1n\u00ed, zrychluje tok my\u0161lenek), m\u00edrn\u011b prohlubuje a urychluje d\u00fdch\u00e1n\u00ed,\u00a0kr\u00e1tkodob\u011b zvy\u0161uje srde\u010dn\u00ed \u010dinnost a nev\u00fdrazn\u011b i krevn\u00ed tlak.<\/p>\n

 <\/p>\n

\"adamr
adamr at FreeDigitalPhotos.net<\/figcaption><\/figure>\n

Ne\u017e\u00e1douc\u00ed \u00fa\u010dinky.<\/h2>\n

Stejn\u00e9 riziko vy\u0161\u0161\u00edho krevn\u00edho tlaku jako po pit\u00ed Coca-Coly. K\u00e1va v\u0161ak tak\u00e9 zvy\u0161uje hladiny nep\u0159\u00edzniv\u011b p\u016fsob\u00edc\u00edho LDL\u00a0cholesterolu, a\u010dkoli tento jev nebyl pozorov\u00e1n pro pit\u00ed filtrovan\u00e9 k\u00e1vy. Ud\u00e1v\u00e1 se, \u017ee za zvy\u0161ov\u00e1n\u00ed LDL cholesterolu mohou\u00a0diterpeny chr\u00e1n\u00edc\u00ed p\u0159ed rozvojem rakoviny jater. Takto to v\u011bt\u0161inou v p\u0159\u00edrod\u011b chod\u00ed. To, co p\u016fsob\u00ed na jednu stranu ochrann\u011b,\u00a0m\u016f\u017ee zp\u016fsobovat na stranu druhou i probl\u00e9my. Krom\u011b nep\u0159\u00edzniv\u00e9ho \u00fa\u010dinku na krevn\u00ed tuky zvy\u0161uje pit\u00ed k\u00e1vy i hladiny tzv.homocysteinu, aminokyseliny pod\u00edlej\u00edc\u00ed se nep\u0159\u00edzniv\u011b na vzniku ateroskler\u00f3zy.<\/p>\n

Podle dostupn\u00fdch dat se uv\u00e1d\u00ed, \u017ee denn\u00ed spot\u0159eba kofeinu do 400 mg\/den nevede ke k riziku kardiovaskul\u00e1rn\u00edch nemoc\u00ed. V\u00fdjimku\u00a0tvo\u0159\u00ed vy\u0161\u0161\u00ed p\u0159\u00edjem kofeinu u t\u011bhotn\u00fdch \u017een, u kter\u00fdch m\u016f\u017ee kofein zvy\u0161ovat riziko potrat\u016f a d\u00e1le u d\u011bt\u00ed, kde je ur\u010dit\u00e9\u00a0nebezpe\u010d\u00ed ovlivn\u011bn\u00ed v\u00fdvoje centr\u00e1ln\u00edho nervov\u00e9ho syst\u00e9mu. Kofein pronik\u00e1 p\u0159es placent\u00e1rn\u00ed bari\u00e9ru a dokonce pronik\u00e1 i do\u00a0mate\u0159sk\u00e9ho ml\u00e9ka.<\/p>\n

Skv\u011bl\u00fd antioxidant.<\/h2>\n

Nap\u0159\u00edklad proti celulitide. Kofein a antioxidanty redukuj\u00ed pomeran\u010dovou k\u016f\u017ei.<\/p>\n

Recept?<\/strong><\/p>\n

K\u00e1vu zalijte horkou vodou, samoz\u0159ejm\u011b bez cukru, \u010di ml\u00e9ka, nechejte vyluhovat. K\u00e1vov\u00fd zbytek zalijte trochou olivov\u00e9ho oleje a\u00a0vmas\u00edrujte.\u00a0Zabalte se do potravin\u00e1\u0159sk\u00e9 f\u00f3lie a po p\u016fl hodin\u011b smyjte. Nezapomente p\u0159idat pohyb a zdravou \u017eivotospr\u00e1vu.<\/em><\/p>\n

 <\/p>\n

Ti, kte\u0159\u00ed pij\u00ed p\u0159im\u011b\u0159en\u00e9 mno\u017estv\u00ed k\u00e1vy (jeden a\u017e t\u0159i \u0161\u00e1lky denn\u011b), maj\u00ed ni\u017e\u0161\u00ed v\u00fdskyt c\u00e9vn\u00edch mozkov\u00fdch p\u0159\u00edhod ne\u017e jej\u00ed odp\u016frci.\u00a0\u201eAntioxidanty v k\u00e1v\u011b pom\u00e1haj\u00ed chr\u00e1nit c\u00e9vy proti po\u0161kozen\u00ed i z\u00e1n\u011btu“.\u00a0Riziko n\u00e1dorov\u00e9ho onemocn\u011bn\u00ed jater je dokonce p\u0159i konzumaci t\u0159\u00ed \u0161\u00e1lk\u016f k\u00e1vy denn\u011b o pades\u00e1t procent ni\u017e\u0161\u00ed. Obecn\u011b zni\u017euje v\u00fdskyt\u00a0rakoviny. Nedoporu\u010duje se v\u0161ak v\u00edc jak 5 – 6 \u0161\u00e1lku denn\u011b.<\/p>\n

Tak tedy Dobrou chu\u0165.<\/p>\n","protected":false},"excerpt":{"rendered":"

Zav\u0159ete o\u010di a p\u0159edstavte si tu hezkou sytou v\u016fni \u010derstv\u011b semlet\u00e9 k\u00e1vy, c\u00edt\u00edte? N\u011bkdo \u0159\u00edka, \u017ee je to sp\u00ed\u0161e sv\u011b\u017e\u00ed aroma ne\u017e\u00a0samotn\u00fd n\u00e1poj co n\u00e1s r\u00e1no nakopne, co mysl\u00edte?<\/p>\n<\/div>","protected":false},"author":2,"featured_media":1035,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[24,57,58,122],"class_list":["post-64","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-stravovani","tag-antioxidant","tag-kava","tag-kofein","tag-zdravi"],"views":2871,"_links":{"self":[{"href":"https:\/\/potravinyx.cz\/index.php?rest_route=\/wp\/v2\/posts\/64","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/potravinyx.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/potravinyx.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/potravinyx.cz\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/potravinyx.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=64"}],"version-history":[{"count":0,"href":"https:\/\/potravinyx.cz\/index.php?rest_route=\/wp\/v2\/posts\/64\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/potravinyx.cz\/index.php?rest_route=\/wp\/v2\/media\/1035"}],"wp:attachment":[{"href":"https:\/\/potravinyx.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=64"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/potravinyx.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=64"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/potravinyx.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=64"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}