{"id":315,"date":"2019-02-06T08:21:49","date_gmt":"2019-02-06T07:21:49","guid":{"rendered":"https:\/\/www.welovecycling.com\/cs\/?p=315"},"modified":"2019-02-13T12:09:38","modified_gmt":"2019-02-13T11:09:38","slug":"proc-cyklisti-piji-tolik-kavy","status":"publish","type":"post","link":"https:\/\/www.welovecycling.com\/cs\/2019\/02\/06\/proc-cyklisti-piji-tolik-kavy\/","title":{"rendered":"Pro\u010d cyklisti pij\u00ed tolik k\u00e1vy?"},"content":{"rendered":"<p><strong>K\u00e1va je mezi cyklisty velmi popul\u00e1rn\u00edm n\u00e1pojem. U profesion\u00e1l\u016f, t\u0159eba \u00fa\u010dastn\u00edk\u016f Tour de France, to plat\u00ed dvojn\u00e1sob. Dok\u00e1\u017e\u00ed do sebe toti\u017e dostat neuv\u011b\u0159iteln\u00e9 mno\u017estv\u00ed kofeinu. \u0160est siln\u00fdch mal\u00fdch shot\u016f espressa a dv\u011b coly v pr\u016fb\u011bhu jednoho z\u00e1vodn\u00edho dne nen\u00ed nic zvl\u00e1\u0161tn\u00edho. Pro\u010d do sebe kofein lij\u00ed? M\u016f\u017ee tento \u017eivotabudi\u010d zlep\u0161it sportovn\u00ed v\u00fdkonnost? A pokud ano, jak to funguje?<\/strong><\/p>\n<h2>Kofein ovliv\u0148uje v\u00fdkonnost<\/h2>\n<p>Za posledn\u00ed desetilet\u00ed vznikla \u0159ada studi\u00ed zkoumaj\u00edc\u00edch \u00fa\u010dinky kofeinu na sportovn\u00ed v\u00fdkonnost. Bylo jich tolik, \u017ee WADA (Sv\u011btov\u00e1 antidopingov\u00e1 organizace) preventivn\u011b nastavila limit na konzumaci kofeinu, kter\u00fd odpov\u00edd\u00e1 p\u0159ibli\u017en\u011b osmi espress\u016fm za den. Tento limit byl ov\u0161em zru\u0161en v roce 2004. I nov\u00e9 studie v\u0161ak ukazuj\u00ed, \u017ee v\u00fdkonnostn\u00ed benefit konzumace kofeinu je pr\u016fm\u011brn\u011b 2 &#8211; 5 % nap\u0159\u00ed\u010d \u0159adou r\u016fzn\u00fdch protokol\u016f a d\u00e1vkov\u00e1n\u00ed. Ot\u00e1zkou v\u0161ak st\u00e1le z\u016fst\u00e1v\u00e1, jak\u00fdm zp\u016fsobem kofein v\u00fdkonnost ovliv\u0148uje.<\/p>\n<p>https:\/\/www.instagram.com\/p\/BH9xvsgALQi\/<\/p>\n<h2>Podporuje metabolismus tuk\u016f?<\/h2>\n<p>Jedn\u00edm z mo\u017en\u00fdch mechanism\u016f, pomoc\u00ed kter\u00fdch by kofein mohl zlep\u0161ovat v\u00fdkonnost, je schopnost zv\u00fd\u0161it metabolismus tuku a chr\u00e1nit z\u00e1soby glykogenu. Toto by bylo u\u017eite\u010dn\u00e9 zejm\u00e9na ve vytrvalostn\u00edch z\u00e1vodech, kdy mohou cyklist\u00e9 s\u00e1hnout do sv\u00fdch tukov\u00fdch z\u00e1sob pro zdroje stabiln\u00ed energie, aby u\u0161et\u0159ili gluk\u00f3zu na z\u00e1v\u011bre\u010dn\u00fd sprint do c\u00edle. Nov\u011bj\u0161\u00ed v\u00fdzkum v\u0161ak nazna\u010duje sp\u00ed\u0161e jin\u00fd mechanismus.<\/p>\n<div class=\"embed-controller-wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">A coffee stop and cake &#8211; essential on any ride <a href=\"http:\/\/t.co\/W6tO5mIgiO\">pic.twitter.com\/W6tO5mIgiO<\/a><\/p>\n<p>&mdash; INEOS Grenadiers (@INEOSGrenadiers) <a href=\"https:\/\/twitter.com\/INEOSGrenadiers\/status\/554243741096366081?ref_src=twsrc%5Etfw\">January 11, 2015<\/a><\/p><\/blockquote>\n<p><script async data-src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/div>\n<h2>Regulace tempa<\/h2>\n<p>V\u011bdci se nyn\u00ed sp\u00ed\u0161e p\u0159ikl\u00e1n\u011bj\u00ed k teorii, kter\u00e1 \u0159\u00edk\u00e1, \u017ee kofein dok\u00e1\u017ee ovlivnit regulaci tempa p\u0159i fyzick\u00e9 aktivit\u011b. V\u00fdzkum mozku p\u0159i sportovn\u00edm v\u00fdkonu je st\u00e1le v za\u010d\u00e1tc\u00edch, tak\u017ee je dobr\u00e9 br\u00e1t tyto poznatky s rezervou, ale zd\u00e1 se, \u017ee kofein dok\u00e1\u017ee sn\u00ed\u017eit m\u00edru vn\u00edman\u00e9ho \u00fasil\u00ed. Jin\u00fdmi slovy to znamen\u00e1, \u017ee pod vlivem kofeinu jsme schopni zabrat v\u00edce ne\u017e norm\u00e1ln\u011b.<\/p>\n<p>Je dobr\u00e9 m\u00edt na pam\u011bti je\u0161t\u011b jednu v\u011bc. N\u011bkte\u0159\u00ed atleti nezaznamenali \u017e\u00e1dn\u00e9 zlep\u0161en\u00ed, n\u011bkte\u0159\u00ed dokonce vyk\u00e1zali zhor\u0161en\u00ed pod vlivem kofeinu oproti placebu. Tyto rozd\u00edly nebyly d\u016fsledkem faktu, zda byli zvykl\u00ed p\u00edt k\u00e1vu pravideln\u011b, \u010di nikoliv. Sp\u00ed\u0161 jejich t\u011bla reagovala na rychlost, s jakou kofein vstupuje do jejich krevn\u00edho \u0159e\u010di\u0161t\u011b. Jin\u00fdmi slovy, n\u011bkomu sta\u010d\u00ed vst\u0159ebat kofein hodinu \u010di m\u00e9n\u011b p\u0159ed sportovn\u00edm v\u00fdkonem, dal\u0161\u00ed mus\u00ed k\u00e1vu vyp\u00edt a\u017e dv\u011b hodiny p\u0159ed v\u00fdkonem. Ka\u017ed\u00fd si mus\u00edme v tr\u00e9ninku sami otestovat, jak rychle metabolizujeme kofein a jak spr\u00e1vn\u011b na\u010dasovat jeho p\u0159\u00edjem, abychom pak p\u0159ed velk\u00fdm z\u00e1vodem v\u011bd\u011bli, jak jej v na\u0161em t\u011ble spr\u00e1vn\u011b pou\u017e\u00edt.<\/p>\n<p>https:\/\/www.instagram.com\/p\/_b8q4in3oP\/<\/p>\n<h2>Kolik je minim\u00e1ln\u00ed efektivn\u00ed d\u00e1vka?<\/h2>\n<p>V\u011bt\u0161ina star\u0161\u00edch studi\u00ed zkoumaj\u00edc\u00edch kofein a vytrvalostn\u00ed v\u00fdkonnost pou\u017e\u00edvala velmi vysok\u00e9 d\u00e1vky, a\u017e 6 mg na 1 kg t\u011blesn\u00e9 v\u00e1hy. Pro cyklistu v\u00e1\u017e\u00edc\u00edho 70 kilogram\u016f by to znamenalo 420 mg kofeinu, co\u017e odpov\u00edd\u00e1 p\u0159ibli\u017en\u011b p\u011bti k\u00e1v\u00e1m. Nicm\u00e9n\u011b nov\u011bj\u0161\u00ed studie ukazuj\u00ed, \u017ee stejn\u00e9 zlep\u0161en\u00ed v\u00fdkonnosti lze zaznamenat i p\u0159i polovi\u010dn\u00ed d\u00e1vce: 3 mg na 1 kg v\u00e1hy je tedy nyn\u00ed pova\u017eov\u00e1no za maxim\u00e1ln\u00ed d\u00e1vku, kter\u00e1 poskytne t\u011blu dobrou slu\u017ebu. P\u0159ed dal\u0161\u00edm tr\u00e9ninkem si nezapome\u0148te d\u00e1t prav\u00e9 espresso. Nebo klidn\u011b dv\u011b!<\/p>\n<p>https:\/\/www.instagram.com\/p\/BJwCnMdBo1b\/<\/p>\n","protected":false},"excerpt":{"rendered":"<p>K\u00e1va je mezi cyklisty velmi popul\u00e1rn\u00edm n\u00e1pojem. U profesion\u00e1l\u016f, t\u0159eba \u00fa\u010dastn\u00edk\u016f Tour de France, to plat\u00ed dvojn\u00e1sob. Dok\u00e1\u017e\u00ed do sebe [&hellip;]<\/p>\n","protected":false},"author":91,"featured_media":450,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[41,32,34,27,33,17],"global-categories":[],"class_list":["post-315","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zdravi-a-trenink","tag-gurmanska-jizda","tag-kava","tag-kofein","tag-trenink","tag-vykonnost","tag-vyziva"],"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>Pro\u010d cyklisti pij\u00ed tolik k\u00e1vy? | \u0160koda We Love Cycling - \u010cesk\u00e1 republika<\/title>\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\/cs\/2019\/02\/06\/proc-cyklisti-piji-tolik-kavy\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pro\u010d cyklisti pij\u00ed tolik k\u00e1vy?\" \/>\n<meta property=\"og:description\" content=\"K\u00e1va je mezi cyklisty velmi popul\u00e1rn\u00edm n\u00e1pojem. 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