{"id":44744,"date":"2026-04-03T18:00:09","date_gmt":"2026-04-03T18:00:09","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/44744\/"},"modified":"2026-04-03T18:00:09","modified_gmt":"2026-04-03T18:00:09","slug":"10-000-novych-spojeni-za-sekundu-neurologove-zasnou-co-se-stane-s-mozkem-po-tydnu-bez-telefonu","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/44744\/","title":{"rendered":"10\u00a0000\u00a0nov\u00fdch spojen\u00ed za sekundu. Neurologov\u00e9 \u017easnou, co se stane s\u00a0mozkem po t\u00fddnu bez telefonu"},"content":{"rendered":"

P\u0159edstavte si to ticho. Zasunete sv\u016fj chytr\u00fd telefon do nejspodn\u011bj\u0161\u00edho \u0161upl\u00edku pracovn\u00edho stolu, zamknete ho a\u00a0kl\u00ed\u010d pro jistotu schov\u00e1te. Prvn\u00ed hodina m\u016f\u017ee p\u016fsobit jako osvobozuj\u00edc\u00ed dobrodru\u017estv\u00ed. Jen\u017ee pak to p\u0159ijde.<\/p>\n

Za\u010dnete poci\u0165ovat podivn\u00e9 vnit\u0159n\u00ed pnut\u00ed. Sly\u0161\u00edte takzvan\u00e9 fantomov\u00e9 vibrace, i\u00a0kdy\u017e u\u00a0sebe \u017e\u00e1dn\u00fd p\u0159\u00edstroj nem\u00e1te. Va\u0161e ruka napr\u00e1zdno \u0161m\u00e1tr\u00e1 po stole a\u00a0podv\u011bdom\u011b hled\u00e1 ten zn\u00e1m\u00fd chladn\u00fd kousek skla. V\u00a0hlav\u011b se v\u00e1m rozezn\u00ed popla\u0161n\u00e9 zvony: Co kdy\u017e mi n\u011bkdo zrovna p\u00ed\u0161e? Co kdy\u017e se d\u011bje n\u011bco nesm\u00edrn\u011b d\u016fle\u017eit\u00e9ho?<\/p>\n

V\u011bdci a\u00a0neurologov\u00e9 sice dlouh\u00e1 l\u00e9ta sledovali, jak modern\u00ed technologie m\u011bn\u00ed na\u0161e chov\u00e1n\u00ed, ale a\u017e doned\u00e1vna pln\u011b nech\u00e1pali, jak hluboko do samotn\u00e9 struktury na\u0161eho mozku neust\u00e1l\u00e9 pou\u017e\u00edv\u00e1n\u00ed smartphon\u016f zasahuje<\/a>. M\u011blo se za to, \u017ee nesoust\u0159ed\u011bnost a\u00a0nervozita z\u00a0chyb\u011bj\u00edc\u00edho telefonu jsou jen pouh\u00fdm psychologick\u00fdm zlozvykem. Pohled na mozkov\u00e9 skeny lid\u00ed odpojen\u00fdch od s\u00edt\u011b na pouh\u00fdch sedm dn\u00ed v\u0161ak p\u0159inesl odhalen\u00ed, kter\u00e9 nikdo ne\u010dekal. Zjistilo se toti\u017e, \u017ee mozek na odpojen\u00ed reaguje doslova brut\u00e1ln\u00ed biologickou p\u0159estavbou.<\/p>\n

Abstinen\u010dn\u00ed peklo prvn\u00edch 48\u00a0hodin<\/p>\n

Abychom pochopili, pro\u010d je za\u010d\u00e1tek digit\u00e1ln\u00edho p\u016fstu tak fyzicky bolestiv\u00fd, mus\u00edme se pod\u00edvat na samotnou chemii na\u0161eho mozku. Ten funguje podobn\u011b jako p\u0159epln\u011bn\u00e1 telefonn\u00ed \u00fast\u0159edna. Ka\u017ed\u00fd obdr\u017een\u00fd \u201elajk\u201c, ka\u017ed\u00e1 notifikace a\u00a0ka\u017ed\u00e9 nekone\u010dn\u00e9 posunut\u00ed obrazovky (scrollov\u00e1n\u00ed) na soci\u00e1ln\u00edch s\u00edt\u00edch spou\u0161t\u00ed drobn\u00e9 vyplaven\u00ed dopaminu.<\/p>\n

Dopamin zdaleka nen\u00ed jen hormonem \u0161t\u011bst\u00ed<\/a>, jak se \u010dasto myln\u011b uv\u00e1d\u00ed. Je to p\u0159edev\u0161\u00edm molekula o\u010dek\u00e1v\u00e1n\u00ed a\u00a0touhy. \u0158\u00edk\u00e1 na\u0161emu mozku: \u201eTohle je d\u016fle\u017eit\u00e9 pro p\u0159e\u017eit\u00ed, ud\u011blej to znovu!\u201c Modern\u00ed aplikace jsou c\u00edlen\u011b naprogramov\u00e1ny na naprosto stejn\u00e9m principu jako hrac\u00ed automaty v\u00a0Las Vegas. D\u00e1vkuj\u00ed n\u00e1m dopaminov\u00e9 odm\u011bny v\u00a0nepravideln\u00fdch intervalech, co\u017e podle odborn\u00fdch studi\u00ed o\u00a0neurobiologii z\u00e1vislosti<\/a> vytv\u00e1\u0159\u00ed ty v\u016fbec nejsiln\u011bj\u0161\u00ed mo\u017en\u00e9 neurologick\u00e9 n\u00e1vyky.<\/p>\n

\"\"<\/a><\/p>\n

Kdy\u017e tedy telefon n\u00e1hle zav\u0159ete do \u0161upl\u00edku, v\u00e1\u0161 mozek za\u017eije \u0161ok. Zvykl si toti\u017e na neust\u00e1l\u00fd p\u0159\u00edsun rychl\u00e9ho a\u00a0lacin\u00e9ho dopaminu<\/a>. B\u011bhem prvn\u00edch 48\u00a0hodin se proto c\u00edt\u00edte rozt\u011bkan\u00ed, podr\u00e1\u017ed\u011bn\u00ed a\u00a0za\u017e\u00edv\u00e1te nep\u0159\u00edjemn\u00fd pocit \u201emozkov\u00e9 mlhy\u201c. Va\u0161e dopaminov\u00e9 receptory jsou v\u00a0tu chv\u00edli naprosto znecitliv\u011bn\u00e9 a\u00a0b\u011b\u017en\u00fd \u017eivot\u00a0\u2013 pohled z\u00a0okna, \u010dten\u00ed knihy nebo klidn\u00fd rozhovor\u00a0\u2013 se v\u00e1m najednou zd\u00e1 nesnesiteln\u011b nudn\u00fd.<\/p>\n

Jako byste l\u00e9ta jedli v\u00fdhradn\u011b p\u0159esolen\u00fd fast food a\u00a0najednou dostali k\u00a0ob\u011bdu \u010distou, neochucenou brokolici. Va\u0161e chu\u0165ov\u00e9 poh\u00e1rky (v tomto p\u0159\u00edpad\u011b dopaminov\u00e9 receptory v\u00a0mozku) jej\u00ed jemnou chu\u0165 zpo\u010d\u00e1tku v\u016fbec nedok\u00e1\u017eou ocenit.<\/p>\n

Bou\u0159e neuroplasticity a\u00a0s\u00ed\u0165 DMN<\/p>\n

T\u0159et\u00ed nebo \u010dtvrt\u00fd den ov\u0161em nast\u00e1v\u00e1 z\u00e1sadn\u00ed zlom. V\u011bdci zkoumaj\u00edc\u00ed mozek pomoc\u00ed funk\u010dn\u00ed magnetick\u00e9 rezonance zjistili, \u017ee jakmile se mozek sm\u00ed\u0159\u00ed s\u00a0t\u00edm, \u017ee \u017e\u00e1dn\u00fd dal\u0161\u00ed lacin\u00fd dopamin u\u017e zkr\u00e1tka nep\u0159ijde, p\u0159estane panika\u0159it a\u00a0p\u0159epne do re\u017eimu hlubok\u00e9 opravy. Pr\u00e1v\u011b zde doch\u00e1z\u00ed k\u00a0onomu biologick\u00e9mu z\u00e1zraku.<\/p>\n

V\u00fdzkumn\u00edci zjistili, \u017ee v\u00a0nep\u0159\u00edtomnosti neust\u00e1l\u00e9ho digit\u00e1ln\u00edho bombardov\u00e1n\u00ed se probouz\u00ed DMN(Default Mode Network\u00a0\u2013 s\u00ed\u0165 z\u00e1kladn\u00edho re\u017eimu). Jde o\u00a0mozkovou s\u00ed\u0165, kter\u00e1 se aktivuje p\u0159esn\u011b v\u00a0momentech, kdy zd\u00e1nliv\u011b \u201enic ned\u011bl\u00e1me\u201c, ned\u00edv\u00e1me se do displeje a\u00a0jen tak nech\u00e1v\u00e1me my\u0161lenky voln\u011b plynout. D\u0159\u00edve se m\u011blo za to, \u017ee je to zn\u00e1mka zah\u00e1lky. Dnes ale v\u00edme, \u017ee aktivace DMN je naprosto kl\u00ed\u010dov\u00e1<\/a> pro na\u0161i kreativitu, zpracov\u00e1n\u00ed hlubok\u00fdch emoc\u00ed a\u00a0upev\u0148ov\u00e1n\u00ed dlouhodob\u00e9 pam\u011bti.<\/p>\n

Pokud neust\u00e1le zahlcujeme svou pozornost extern\u00edmi vjemy z\u00a0displej\u016f, S\u00ed\u0165 z\u00e1kladn\u00edho re\u017eimu postupn\u011b atrofuje. P\u0159ich\u00e1z\u00edme tak o\u00a0schopnost hlubok\u00e9 sebereflexe a\u00a0origin\u00e1ln\u00edho my\u0161len\u00ed.<\/p>\n

A to zdaleka nen\u00ed v\u0161e. V\u00a0moment\u011b, kdy se DMN naplno rozeb\u011bhne a\u00a0hladina stresov\u00e9ho kortizolu (zp\u016fsoben\u00e1 dosavadn\u00edm informa\u010dn\u00edm p\u0159et\u00ed\u017een\u00edm) klesne, mozek doslova zaplav\u00ed l\u00e1tka zvan\u00e1 BDNF (Brain-Derived Neurotrophic Factor<\/a>\u00a0\u2013 Mozkov\u00fd neurotrofick\u00fd faktor). M\u016f\u017eete si ho p\u0159edstavit jako z\u00e1zra\u010dn\u00e9 a\u00a0vysoce \u00fa\u010dinn\u00e9 hnojivo pro va\u0161e mozkov\u00e9 bu\u0148ky.<\/p>\n

D\u00edky BDNF doch\u00e1z\u00ed k\u00a0takzvan\u00e9 explozivn\u00ed synaptogenezi. Neurobiologov\u00e9 odhaduj\u00ed<\/a>, \u017ee ve f\u00e1zi intenzivn\u00edho zotaven\u00ed a\u00a0u\u010den\u00ed\u00a0\u2013 co\u017e stav odep\u0159en\u00ed chronick\u00e9ho rozptylov\u00e1n\u00ed bezpochyby je\u00a0\u2013 m\u016f\u017ee v\u00a0kl\u00ed\u010dov\u00fdch pam\u011b\u0165ov\u00fdch centrech (jako je hipokampus) vznikat a\u017e neuv\u011b\u0159iteln\u00fdch 10\u00a0000\u00a0nov\u00fdch synaptick\u00fdch spojen\u00ed na jedin\u00e9m neuronu za pouhou sekundu. V\u00e1\u0161 ment\u00e1ln\u00ed hardware se doslova p\u0159ekabelov\u00e1v\u00e1 za pochodu.<\/p>\n

Anatomie sedmidenn\u00edho \u201ez\u00e1zraku\u201c<\/p>\n

Pokud se rozhodnete tento experiment podstoupit, ne\u010dekejte jen hladk\u00e9 a\u00a0line\u00e1rn\u00ed zlep\u0161ov\u00e1n\u00ed. Je to sp\u00ed\u0161e horsk\u00e1 dr\u00e1ha, kter\u00e1 se \u0159\u00edd\u00ed pom\u011brn\u011b jasn\u00fdmi fyziologick\u00fdmi pravidly:<\/p>\n

Den 1\u20132 (F\u00e1ze odvyk\u00e1n\u00ed): Hladina stresu strm\u011b stoup\u00e1. Mozek vys\u00edl\u00e1 sign\u00e1ly ohro\u017een\u00ed. Budete nerv\u00f3zn\u00ed a brzy zjist\u00edte, \u017ee vlastn\u011b v\u016fbec neum\u00edte jen tak sed\u011bt v tramvaji bez toho, ani\u017e byste v ruce sv\u00edrali telefon.Den 3\u20134 (F\u00e1ze obnovy citlivosti): Va\u0161e dopaminov\u00e9 receptory se pomalu za\u010d\u00ednaj\u00ed uzdravovat a zvy\u0161uj\u00ed svou p\u0159irozenou citlivost. Najednou si v\u0161imnete, \u017ee v\u00e1m j\u00eddlo chutn\u00e1 o n\u011bco v\u00edc. Barvy se zdaj\u00ed b\u00fdt jasn\u011bj\u0161\u00ed. Konverzace s p\u0159\u00e1teli v\u00e1s za\u010dne skute\u010dn\u011b zaj\u00edmat, proto\u017ee se v\u00e1\u0161 mozek u\u010d\u00ed znovu vn\u00edmat a oce\u0148ovat \u201eoby\u010dejn\u00e9\u201c ka\u017edodenn\u00ed odm\u011bny.Den 5\u20137 (F\u00e1ze hlubok\u00e9ho propojen\u00ed): Doch\u00e1z\u00ed k explozi neuroplasticity. Doba va\u0161\u00ed udr\u017eiteln\u00e9 pozornosti se postupn\u011b prodlu\u017euje z obvykl\u00fdch minut na cel\u00e9 hodiny. Sp\u00e1nek se st\u00e1v\u00e1 neuv\u011b\u0159iteln\u011b hlubok\u00fdm a regeneruj\u00edc\u00edm, proto\u017ee jste ve\u010dern\u00ed tvorbu sp\u00e1nkov\u00e9ho hormonu melatoninu nenaru\u0161ili modr\u00fdm sv\u011btlem z obrazovek.Jak p\u0159e\u017e\u00edt sv\u016fj prvn\u00ed digit\u00e1ln\u00ed p\u016fst<\/p>\n

Nemus\u00edte se hned zav\u00edrat do jeskyn\u011b bez sign\u00e1lu, abyste tento neurologick\u00fd z\u00e1zrak za\u017eili na vlastn\u00ed k\u016f\u017ei. L\u00e9ka\u0159i doporu\u010duj\u00ed za\u010d\u00edt strategicky, abyste z\u00a0cel\u00e9ho procesu vyt\u011b\u017eili maximum a\u00a0neselhali hned po p\u00e1r hodin\u00e1ch.<\/p>\n

Zde jsou 3\u00a0pravidla pro \u00fasp\u011b\u0161n\u00fd restart mozku:<\/p>\n

P\u0159ipravte si analogovou n\u00e1hradu: Pokud sv\u00e9mu mozku seberete displej, mus\u00edte mu nab\u00eddnout smysluplnou alternativu. Nakupte si ti\u0161t\u011bn\u00e9 knihy, po\u0159i\u010fte si se\u0161ity na kreslen\u00ed, slo\u017ete si puzzle nebo ze sk\u0159\u00edn\u011b vyt\u00e1hn\u011bte starou kytaru.Informujte sv\u00e9 okol\u00ed: Nejv\u011bt\u0161\u00ed strach \u010dasto pramen\u00ed z toho, \u017ee v\u00e1m \u201eute\u010de n\u011bco d\u016fle\u017eit\u00e9ho\u201c nebo \u017ee o v\u00e1s bl\u00edzc\u00ed budou m\u00edt strach. \u0158ekn\u011bte rodin\u011b a koleg\u016fm p\u0159edem, \u017ee budete t\u00fdden k zasti\u017een\u00ed pouze pro klasick\u00e9 telefonn\u00ed hovory (ide\u00e1ln\u011b ze star\u00e9ho, \u201ehloup\u00e9ho\u201c tla\u010d\u00edtkov\u00e9ho telefonu).Pi\u0161te si den\u00edk: Jakmile se za\u010dne probouzet va\u0161e s\u00ed\u0165 z\u00e1kladn\u00edho re\u017eimu (DMN), mozek za\u010dne chrlit d\u00e1vno zapomenut\u00e9 vzpom\u00ednky, nevy\u0159e\u0161en\u00e9 emoce, ale i ne\u010dekan\u011b geni\u00e1ln\u00ed n\u00e1pady. Pe\u010dliv\u011b si je zapisujte, a\u0165 o n\u011b nep\u0159ijdete.<\/p>\n

Na\u0161e mysl nen\u00ed bezedn\u00fd kontejner ur\u010den\u00fd k\u00a0polyk\u00e1n\u00ed algoritm\u016f ze Silicon Valley. Je to fascinuj\u00edc\u00ed a\u00a0nesm\u00edrn\u011b \u017eiv\u00fd ekosyst\u00e9m, kter\u00fd ob\u010das pot\u0159ebuje dostatek prostoru k\u00a0nadechnut\u00ed. T\u011bch sedm dn\u00ed po\u010d\u00e1te\u010dn\u00ed bolesti, fantomov\u00fdch vibrac\u00ed a\u00a0neobvykl\u00e9ho ticha za to rozhodn\u011b stoj\u00ed. Odm\u011bnou v\u00e1m toti\u017e nebude jen chvilkov\u011b lep\u0161\u00ed n\u00e1lada, ale doslova nov\u011b propojen\u00fd, odoln\u011bj\u0161\u00ed a\u00a0ost\u0159ej\u0161\u00ed mozek. Zkus\u00edte to?<\/p>\n

D\u00edky, \u017ee jste v\u011bnovali t\u011bchto p\u00e1r minut soust\u0159ed\u011bn\u00e9mu \u010dten\u00ed\u00a0\u2013 v\u00a0dne\u0161n\u00edm sv\u011bt\u011b pln\u00e9m rozptylov\u00e1n\u00ed je to obrovsk\u00e9 v\u00edt\u011bzstv\u00ed pro v\u00e1\u0161 mozek! Pokud v\u00e1m tento \u010dl\u00e1nek pomohl pochopit, pro\u010d je ob\u010dasn\u00e9 vypnut\u00ed mobilu tak z\u00e1sadn\u00ed, budu up\u0159\u00edmn\u011b r\u00e1d za va\u0161i finan\u010dn\u00ed podporu. I\u00a0symbolick\u00fd p\u0159\u00edsp\u011bvek mi umo\u017en\u00ed d\u00e1l ps\u00e1t o\u00a0tom, jak si v\u00a0digit\u00e1ln\u00ed dob\u011b udr\u017eet zdrav\u00fd rozum.<\/p>\n

Do\u010detli jste a\u017e sem? Podpo\u0159te autora libovolnou \u010d\u00e1stkou.<\/p>\n","protected":false},"excerpt":{"rendered":"P\u0159edstavte si to ticho. Zasunete sv\u016fj chytr\u00fd telefon do nejspodn\u011bj\u0161\u00edho \u0161upl\u00edku pracovn\u00edho stolu, zamknete ho a\u00a0kl\u00ed\u010d pro jistotu…\n","protected":false},"author":2,"featured_media":44745,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[67,68,1822,16291,6877,9365,5869,6876,17252,5605,77,597],"class_list":{"0":"post-44744","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-byznys","8":"tag-business","9":"tag-byznys","10":"tag-dusevni-zdravi","11":"tag-lekarstvi","12":"tag-medicina","13":"tag-moderni-technologie","14":"tag-mozek","15":"tag-neurologie","16":"tag-neuron","17":"tag-smartphone","18":"tag-veda","19":"tag-zdravi"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/116342084457358986","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/44744","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/comments?post=44744"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/44744\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/44745"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=44744"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=44744"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=44744"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}