{"id":21792,"date":"2026-09-10T15:18:29","date_gmt":"2026-09-10T13:18:29","guid":{"rendered":"https:\/\/www.welovecycling.com\/sk\/?p=21792"},"modified":"2026-09-10T15:18:53","modified_gmt":"2026-09-10T13:18:53","slug":"skryta-sila-kavy-ako-tajne-pretvara-vase-crevo-k-lepsiemu","status":"publish","type":"post","link":"https:\/\/www.welovecycling.com\/sk\/2026\/09\/10\/skryta-sila-kavy-ako-tajne-pretvara-vase-crevo-k-lepsiemu\/","title":{"rendered":"Skryt\u00e1 sila k\u00e1vy: ako tajne pretv\u00e1ra va\u0161e \u010drevo k lep\u0161iemu"},"content":{"rendered":"<p><strong>Zd\u00e1 sa, \u017ee k\u00e1va men\u00ed prepojenie medzi \u010drevami a mozgom a ovplyv\u0148uje mikr\u00f3by, ktor\u00e9 p\u00f4sobia na n\u00e1ladu, stres a kognit\u00edvne funkcie. Prekvapiv\u00e9 pr\u00ednosy pre mozog mala dokonca aj bezkofe\u00ednov\u00e1 k\u00e1va, \u010do nazna\u010duje, \u017ee sila k\u00e1vy siaha \u010faleko za r\u00e1mec samotn\u00e9ho kofe\u00ednu. Po\u010fme sa bli\u017e\u0161ie pozrie\u0165 na nov\u00fa \u00edrsku \u0161t\u00fadiu z University College Cork.<\/strong><\/p>\n<p><!--more--><\/p>\n<p><a href=\"https:\/\/www.nature.com\/articles\/s41467-026-71264-8\">Nov\u00e1 \u0161t\u00fadia<\/a> odha\u013euje, \u017ee k\u00e1va dok\u00e1\u017ee pretv\u00e1ra\u0165 v\u00e1\u0161 \u010drevn\u00fd mikrobi\u00f3m a p\u00f4sobi\u0165 na n\u00e1ladu, stres, ba dokonca aj na kognit\u00edvne funkcie. V\u00fdskum, publikovan\u00fd v \u010dasopise Nature Communications, je prv\u00fd, ktor\u00fd sa podrobne zaober\u00e1 t\u00fdm, ako k\u00e1va interaguje s osou \u010drevo-mozog \u2013 obojsmernou komunika\u010dnou sie\u0165ou sp\u00e1jaj\u00facou tr\u00e1viaci syst\u00e9m a mozog. Na prekvapenie niektor\u00fdch cyklistov zistenia nazna\u010duj\u00fa, \u017ee pr\u00ednosy k\u00e1vy siahaj\u00fa \u010faleko za jej obsah kofe\u00ednu.<\/p>\n<h2><strong>\u010co sa stane, ke\u010f prestanete a znova za\u010dnete pi\u0165 k\u00e1vu?<\/strong><\/h2>\n<p>Aby odhalili vplyv k\u00e1vy, v\u00fdskumn\u00edci navrhli 3-f\u00e1zov\u00fa \u0161t\u00fadiu s 31 pravideln\u00fdmi konzumentmi k\u00e1vy a 31 \u013eu\u010fmi, ktor\u00ed k\u00e1vu nepij\u00fa, pri\u010dom v ka\u017edej f\u00e1ze merali kogn\u00edciu, stres, n\u00e1ladu, imunitn\u00e9 funkcie, \u010drevn\u00fd mikrobi\u00f3m, pr\u00edjem stravy a zlo\u017eenie metabolitov.<\/p>\n<p>V\u00fdchodiskov\u00e1 f\u00e1za (de\u0148 0): V\u0161etci \u00fa\u010dastn\u00edci absolvovali psychologick\u00e9, kognit\u00edvne a fyzick\u00e9 zdravotn\u00e9 vy\u0161etrenia, poskytli vzorky stolice\/mo\u010du a zaznamen\u00e1vali stravu a pr\u00edjem kofe\u00ednu.<\/p>\n<p>Vysadzovacia f\u00e1za (dni 2 \u2013 14): Skupina konzumentov kofe\u00ednu sa 14 dn\u00ed zdr\u017eala pitia akejko\u013evek k\u00e1vy. Na konci tejto f\u00e1zy sa merania (psychologick\u00e9, kognit\u00edvne a biologick\u00e9 vzorky) zopakovali. \u013dudia, ktor\u00ed k\u00e1vu nepij\u00fa, boli analyzovan\u00ed iba na za\u010diatku a \u010falej sa v\u00fdskumu nez\u00fa\u010dastnili.<\/p>\n<p>F\u00e1za op\u00e4tovn\u00e9ho zavedenia (dni 16 \u2013 35): Skupina konzumentov kofe\u00ednu bola rozdelen\u00e1 do dvoch zaslepen\u00fdch podskup\u00edn: 15 \u00fa\u010dastn\u00edkov denne dost\u00e1valo 4 \u0161\u00e1lky <a href=\"https:\/\/www.welovecycling.com\/wide\/2019\/06\/13\/is-decaf-coffee-a-healthier-choice\/\">bezkofe\u00ednovej k\u00e1vy<\/a> a 16 \u00fa\u010dastn\u00edkov denne dost\u00e1valo 4 \u0161\u00e1lky kofe\u00ednovej k\u00e1vy po\u010das 21 dn\u00ed. Na konci tejto f\u00e1zy sa psychologick\u00e9, kognit\u00edvne a biologick\u00e9 merania zopakovali.<\/p>\n<h2><strong>\u010crevn\u00e9 bakt\u00e9rie, mikroskopick\u00ed hrdinovia<\/strong><\/h2>\n<p>\u0160t\u00fadia identifikovala konkr\u00e9tne bakt\u00e9rie, ktor\u00fdm sa u konzumentov k\u00e1vy darilo:<\/p>\n<p>Eggertella sp. a Cryptobacterium curtum: Tieto mikr\u00f3by, sp\u00e1jan\u00e9 s tvorbou kysel\u00edn a synt\u00e9zou \u017el\u010dov\u00fdch kysel\u00edn, m\u00f4\u017eu pom\u00e1ha\u0165 chr\u00e1ni\u0165 pred \u0161kodliv\u00fdmi bakt\u00e9riami a infekciami.<br \/>\nFirmicutes: Skupina bakt\u00e9ri\u00ed, ktor\u00e1 u\u017e predt\u00fdm bola sp\u00e1jan\u00e1 s pozit\u00edvnymi em\u00f3ciami, najm\u00e4 u \u017eien.<\/p>\n<p>Tieto zmeny v mikrobi\u00f3me nazna\u010duj\u00fa hlb\u0161ie prepojenie medzi konzum\u00e1ciou k\u00e1vy a tr\u00e1ven\u00edm, imunitn\u00fdmi funkciami a dokonca aj psychickou pohodou.<\/p>\n<h2><strong>Bezkofe\u00ednov\u00e1 vs. kofe\u00ednov\u00e1 k\u00e1va: prekvapiv\u00e9 rozdiely<\/strong><\/h2>\n<p>A tu to za\u010d\u00edna by\u0165 zauj\u00edmav\u00e9 najm\u00e4 pre \u0161portovcov:<\/p>\n<p>Bezkofe\u00ednov\u00e1 k\u00e1va: U \u00fa\u010dastn\u00edkov, ktor\u00ed pili bezkofe\u00ednov\u00fa k\u00e1vu, sa zlep\u0161ilo u\u010denie a pam\u00e4\u0165. To nazna\u010duje, \u017ee za zlep\u0161en\u00edm kognit\u00edvnych funkci\u00ed m\u00f4\u017eu st\u00e1\u0165 polyfenoly a \u010fal\u0161ie bioakt\u00edvne l\u00e1tky v k\u00e1ve, nielen kofe\u00edn. Konzumenti bezkofe\u00ednovej k\u00e1vy navy\u0161e uv\u00e1dzali lep\u0161iu kvalitu sp\u00e1nku a vy\u0161\u0161iu mieru pozit\u00edvnych em\u00f3ci\u00ed, \u010do poukazuje na potenci\u00e1lne pr\u00ednosy pre regener\u00e1ciu a stabilitu n\u00e1lady bez stimula\u010dn\u00fdch \u00fa\u010dinkov kofe\u00ednu.<\/p>\n<p>Kofe\u00ednov\u00e1 k\u00e1va: Iba skupina konzumuj\u00faca kofe\u00edn zaznamenala zn\u00ed\u017een\u00fa \u00fazkos\u0165, lep\u0161iu pozornos\u0165 a bdelos\u0165 a ni\u017e\u0161ie riziko z\u00e1palu. Kofe\u00ednov\u00e1 k\u00e1va v porovnan\u00ed s bezkofe\u00ednovou tie\u017e viedla k poklesu systolick\u00e9ho krvn\u00e9ho tlaku, \u010do nazna\u010duje kardiovaskul\u00e1rne pr\u00ednosy. Tieto \u00fa\u010dinky zd\u00f4raz\u0148uj\u00fa \u00falohu kofe\u00ednu pri zlep\u0161ovan\u00ed koncentr\u00e1cie, zni\u017eovan\u00ed stresu a podpore fyzickej odolnosti po\u010das n\u00e1ro\u010dn\u00e9ho tr\u00e9ningu alebo s\u00fa\u0165a\u017ee.<\/p>\n<p>Ako uv\u00e1dza profesor John Cryan, kore\u0161ponduj\u00faci autor \u0161t\u00fadie: \u201eK\u00e1va je viac ne\u017e len kofe\u00edn. Je to komplexn\u00fd stravovac\u00ed faktor, ktor\u00fd interaguje s na\u0161imi \u010drevn\u00fdmi mikr\u00f3bmi, na\u0161\u00edm metabolizmom a dokonca aj s na\u0161\u00edm emocion\u00e1lnym pre\u017e\u00edvan\u00edm.\u201c<\/p>\n<h2><strong>Praktick\u00e9 z\u00e1very pre cyklistov<\/strong><\/h2>\n<p>Na konzistentnosti z\u00e1le\u017e\u00ed: \u00da\u010dastn\u00edci \u0161t\u00fadie konzumovali 4 \u0161\u00e1lky denne.<\/p>\n<p>Bezkofe\u00ednov\u00e1 k\u00e1va m\u00e1 svoje miesto: Ak ste citliv\u00ed na kofe\u00edn alebo tr\u00e9nujete neskoro po\u010das d\u0148a, bezkofe\u00ednov\u00e1 k\u00e1va v\u00e1m aj tak m\u00f4\u017ee prinies\u0165 pr\u00ednosy pre kogn\u00edciu a zdravie \u010driev bez stimula\u010dn\u00fdch \u00fa\u010dinkov.<\/p>\n<p>Po\u010d\u00favajte svoje telo: Venujte pozornos\u0165 tomu, ako k\u00e1va ovplyv\u0148uje va\u0161e tr\u00e1venie, energiu a n\u00e1ladu. Mikrobi\u00f3m ka\u017ed\u00e9ho \u010dloveka je jedine\u010dn\u00fd, tak\u017ee experimentujte, aby ste zistili, \u010do funguje najlep\u0161ie pr\u00e1ve pre v\u00e1s.<\/p>\n<p>K\u00e1va nie je len ritu\u00e1lom pred jazdou alebo odmenou po\u010das nej \u010di po nej. Je to skuto\u010dn\u00e1 posila \u2013 zvy\u0161uje v\u00fdkon, posil\u0148uje \u010drev\u00e1 a stabilizuje n\u00e1ladu. \u010ci u\u017e si vyberiete kofe\u00ednov\u00fa, alebo bezkofe\u00ednov\u00fa k\u00e1vu, l\u00e1tky, ktor\u00e9 obsahuje, interaguj\u00fa s va\u0161\u00edm mikrobi\u00f3mom sp\u00f4sobom, ktor\u00fd v\u00e1m m\u00f4\u017ee prinies\u0165 jemn\u00fd, no zmyslupln\u00fd pr\u00ednos pre va\u0161u pohodu.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Zd\u00e1 sa, \u017ee k\u00e1va men\u00ed prepojenie medzi \u010drevami a mozgom a ovplyv\u0148uje mikr\u00f3by, ktor\u00e9 p\u00f4sobia na n\u00e1ladu, stres a kognit\u00edvne [&hellip;]<\/p>\n","protected":false},"author":40,"featured_media":21793,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[532,161,623],"global-categories":[1074],"class_list":["post-21792","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zdravie-trening","tag-jazdenie","tag-zdravie","tag-zdravy-zivotny-styl","global-categories-cycling"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.3 (Yoast SEO v25.9) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Skryt\u00e1 sila k\u00e1vy: ako tajne pretv\u00e1ra va\u0161e \u010drevo k lep\u0161iemu<\/title>\n<meta name=\"description\" content=\"Zd\u00e1 sa, \u017ee k\u00e1va men\u00ed prepojenie medzi \u010drevami a mozgom a ovplyv\u0148uje mikr\u00f3by, ktor\u00e9 p\u00f4sobia na n\u00e1ladu, stres a kognit\u00edvne funkcie. Prekvapiv\u00e9 pr\u00ednosy pre mozog mala dokonca aj bezkofe\u00ednov\u00e1 k\u00e1va, \u010do nazna\u010duje, \u017ee sila k\u00e1vy siaha \u010faleko za r\u00e1mec samotn\u00e9ho kofe\u00ednu. Po\u010fme sa bli\u017e\u0161ie pozrie\u0165 na nov\u00fa \u00edrsku \u0161t\u00fadiu z University College Cork.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.welovecycling.com\/sk\/2026\/09\/10\/skryta-sila-kavy-ako-tajne-pretvara-vase-crevo-k-lepsiemu\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Skryt\u00e1 sila k\u00e1vy: ako tajne pretv\u00e1ra va\u0161e \u010drevo k lep\u0161iemu\" \/>\n<meta property=\"og:description\" content=\"Zd\u00e1 sa, \u017ee k\u00e1va men\u00ed prepojenie medzi \u010drevami a mozgom a ovplyv\u0148uje mikr\u00f3by, ktor\u00e9 p\u00f4sobia na n\u00e1ladu, stres a kognit\u00edvne funkcie. Prekvapiv\u00e9 pr\u00ednosy pre mozog mala dokonca aj bezkofe\u00ednov\u00e1 k\u00e1va, \u010do nazna\u010duje, \u017ee sila k\u00e1vy siaha \u010faleko za r\u00e1mec samotn\u00e9ho kofe\u00ednu. Po\u010fme sa bli\u017e\u0161ie pozrie\u0165 na nov\u00fa \u00edrsku \u0161t\u00fadiu z University College Cork.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.welovecycling.com\/sk\/2026\/09\/10\/skryta-sila-kavy-ako-tajne-pretvara-vase-crevo-k-lepsiemu\/\" \/>\n<meta property=\"og:site_name\" content=\"\u0160koda We Love Cycling Slovensko\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-10T13:18:29+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-10T13:18:53+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/d2p6e6u75xmxt8.cloudfront.net\/4\/2026\/09\/Coffee-Espresso-v-CVR.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"990\" \/>\n\t<meta property=\"og:image:height\" content=\"660\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Zozzi\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jiri Kaloc\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.welovecycling.com\/sk\/2026\/09\/10\/skryta-sila-kavy-ako-tajne-pretvara-vase-crevo-k-lepsiemu\/\",\"url\":\"https:\/\/www.welovecycling.com\/sk\/2026\/09\/10\/skryta-sila-kavy-ako-tajne-pretvara-vase-crevo-k-lepsiemu\/\",\"name\":\"Skryt\u00e1 sila k\u00e1vy: ako tajne pretv\u00e1ra va\u0161e \u010drevo k lep\u0161iemu\",\"isPartOf\":{\"@id\":\"https:\/\/www.welovecycling.com\/sk\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.welovecycling.com\/sk\/2026\/09\/10\/skryta-sila-kavy-ako-tajne-pretvara-vase-crevo-k-lepsiemu\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.welovecycling.com\/sk\/2026\/09\/10\/skryta-sila-kavy-ako-tajne-pretvara-vase-crevo-k-lepsiemu\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/d2p6e6u75xmxt8.cloudfront.net\/4\/2026\/09\/Coffee-Espresso-v-CVR.webp\",\"datePublished\":\"2026-09-10T13:18:29+00:00\",\"dateModified\":\"2026-09-10T13:18:53+00:00\",\"author\":{\"@id\":\"https:\/\/www.welovecycling.com\/sk\/#\/schema\/person\/69a353af73d9db8f391581204a521230\"},\"description\":\"Zd\u00e1 sa, \u017ee k\u00e1va men\u00ed prepojenie medzi \u010drevami a mozgom a ovplyv\u0148uje mikr\u00f3by, ktor\u00e9 p\u00f4sobia na n\u00e1ladu, stres a kognit\u00edvne funkcie. 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