[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.vavrac.cz\/uskali-sportovnich-disciplin\/#Article","mainEntityOfPage":"https:\/\/www.vavrac.cz\/uskali-sportovnich-disciplin\/","headline":"\u00daskal\u00ed sportovn\u00edch discipl\u00edn","name":"\u00daskal\u00ed sportovn\u00edch discipl\u00edn","description":"\u017de jsou mnoh\u00e1 sportovn\u00ed odv\u011btv\u00ed fyzicky n\u00e1ro\u010dn\u00e1, nen\u00ed pochopiteln\u011b \u017e\u00e1dn\u00fd p\u0159evratn\u00fd objev, a \u017ee p\u0159i sportu doch\u00e1z\u00ed ke zran\u011bn\u00edm, m\u016f\u017eeme vid\u011bt ve sportovn\u00edch p\u0159enosech nebo na\u017eivo z tribuny z pohledu...","datePublished":"2023-05-18","dateModified":"2023-05-18","author":{"@type":"Person","@id":"https:\/\/www.vavrac.cz\/author\/#Person","name":"","url":"https:\/\/www.vavrac.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/093836c6bc976bea6a4c3cd39f9136c261430c33201aa865249fef2be34e3fdb?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/093836c6bc976bea6a4c3cd39f9136c261430c33201aa865249fef2be34e3fdb?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"vavrac.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.vavrac.cz\/wp-content\/uploads\/img_a327074_w1719_t1539339509.jpg","url":"https:\/\/www.vavrac.cz\/wp-content\/uploads\/img_a327074_w1719_t1539339509.jpg","height":0,"width":0},"url":"https:\/\/www.vavrac.cz\/uskali-sportovnich-disciplin\/","wordCount":428,"articleBody":"\u017de jsou mnoh\u00e1 sportovn\u00ed odv\u011btv\u00ed fyzicky n\u00e1ro\u010dn\u00e1, nen\u00ed pochopiteln\u011b \u017e\u00e1dn\u00fd p\u0159evratn\u00fd objev, a \u017ee p\u0159i sportu doch\u00e1z\u00ed ke zran\u011bn\u00edm, m\u016f\u017eeme vid\u011bt ve sportovn\u00edch p\u0159enosech nebo na\u017eivo z tribuny z pohledu div\u00e1ka. N\u011bkter\u00e1 \u00faskal\u00ed sportu jsou n\u00e1m v\u0161ak skryta, dokud se nezve\u0159ejn\u00ed v masm\u00e9di\u00edch. Jedn\u00edm z nich je \u010dast\u00e1 hra hlavou ve fotbalov\u00fdch z\u00e1pasech a p\u0159i tr\u00e9ninc\u00edch.
 
 
 Fotbal
 Fotbalov\u00e1 hv\u011bzda, brank\u00e1\u0159 Petr \u010cech nos\u00ed na hlav\u011b helmu z n\u011bkolika d\u016fvod\u016f. Aby se chr\u00e1nil p\u0159i p\u00e1du, p\u0159i vznikaj\u00edc\u00ed skrum\u00e1\u017ei, ale tak\u00e9 aby chr\u00e1nil hlavu p\u0159ed \u00faderem samotn\u00e9ho fotbalov\u00e9ho m\u00ed\u010de. O helm\u00e1ch by m\u011bli uva\u017eovat v\u0161ichni fotbalist\u00e9, kte\u0159\u00ed \u010dasto hlavi\u010dkuj\u00ed, a mo\u017en\u00e1, \u017ee se fotbalov\u00e1 v\u00fdstroj t\u00edmto sm\u011brem zam\u011b\u0159\u00ed a v budoucnu spat\u0159\u00edme fotbalisty na tr\u00e1vn\u00edku b\u011bhat s helmou na hlav\u011b. Pro\u010d? \u010cast\u00e9 hlavi\u010dkov\u00e1n\u00ed toti\u017e zp\u016fsobuje drobn\u00e1 poran\u011bn\u00ed mozku, a pokud se jedn\u00e1 o dlouhodobou z\u00e1le\u017eitost, m\u016f\u017ee doj\u00edt k jeho nevratn\u00e9mu po\u0161kozen\u00ed a ke vzniku demence.
 
 
 Americk\u00fd fotbal a box
 Je a\u017e s podivem, jak\u00e9 oblib\u011b se t\u011b\u0161\u00ed box, a \u017ee tento sport p\u0159etrval a\u017e do 21. stolet\u00ed. Boxe\u0159i toti\u017e riskuj\u00ed t\u011b\u017ek\u00e1 poran\u011bn\u00ed mozku i tehdy, kdy pou\u017e\u00edvaj\u00ed ochrann\u00e9 helmy. Fotbalist\u00e9 za\u017e\u00edvaj\u00ed podobn\u00e9 \u00fadery z let\u00edc\u00edho m\u00ed\u010de, kter\u00fd p\u0159i voln\u00e9m p\u0159\u00edm\u00e9m kopu m\u016f\u017ee nab\u00edrat rychlost a\u017e 120 km\/h.
 Na tento probl\u00e9m se zam\u011b\u0159il v\u011bdeck\u00fd t\u00fdm ze Spojen\u00fdch st\u00e1t\u016f a vyhodnocoval mozky \u010dtrn\u00e1cti zem\u0159el\u00fdch fotbalist\u016f, kte\u0159\u00ed se specializovali na hru hlavou. V\u0161ichni zem\u0159eli na degenerativn\u00ed onemocn\u011bn\u00ed zp\u016fsoben\u00e9 po\u0161kozenou mozkovou tk\u00e1n\u00ed.
 
 V\u011bdci tvrd\u00ed, \u017ee z ob\u010dasn\u00e9ho hlavi\u010dkov\u00e1n\u00ed takov\u00e9 nebezpe\u010d\u00ed nehroz\u00ed, jde o to, zda je tk\u00e1\u0148 schopna znovu se regenerovat, a na to pot\u0159ebuje ur\u010dit\u00fd \u010das. V\u00fdzkum zam\u011b\u0159en\u00fd na pitvy mozkov\u00e9 tk\u00e1n\u011b se zam\u011b\u0159il i na hr\u00e1\u010de americk\u00e9ho fotbalu a boxery, kte\u0159\u00ed trp\u011bli demenc\u00ed, a dosp\u011bl k podobn\u00fdm v\u00fdsledk\u016fm. Z\u00e1rove\u0148 je v\u0161ak t\u0159eba zd\u016fraznit, \u017ee \u201ezkouman\u00fd vzorek\u201c byli profesion\u00e1ln\u00ed hr\u00e1\u010di fotbalu, kte\u0159\u00ed jej hr\u00e1li v\u00edce ne\u017e 25 let, tedy za svou kari\u00e9ru pro\u0161li n\u011bkolika tis\u00edci z\u00e1pasy a tr\u00e9ninky.
                                                                                                                                                                                                                                                                                                                                                                                        4.6\/5 - (7 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"\u00daskal\u00ed sportovn\u00edch discipl\u00edn","item":"https:\/\/www.vavrac.cz\/uskali-sportovnich-disciplin\/#breadcrumbitem"}]}]