{"id":7054,"date":"2025-05-23T14:22:42","date_gmt":"2025-05-23T14:22:42","guid":{"rendered":"https:\/\/www.ultrax.ai\/?p=7054"},"modified":"2025-05-23T14:42:07","modified_gmt":"2025-05-23T14:42:07","slug":"rethinking-movement-in-football-why-players-arent-built-for-straight-lines","status":"publish","type":"post","link":"https:\/\/www.ultrax.ai\/hr\/uncategorized\/rethinking-movement-in-football-why-players-arent-built-for-straight-lines\/","title":{"rendered":"Preispitivanje kretanja u nogometu: Za\u0161to igra\u010di nisu stvoreni za ravne linije"},"content":{"rendered":"<p>Tradicionalne metode testiranja i treninga \u010desto ne odra\u017eavaju specifi\u010dne zahtjeve nogometnih pokreta. Mnogim vje\u017ebama i procjenama jo\u0161 uvijek nedostaje biomehani\u010dka i kontekstualna relevantnost za sport. Na primjer, ve\u0107ina vje\u017ebi nagla\u0161ava linearne, jednoravninske pokrete, koji ne predstavljaju vi\u0161esmjernu i reaktivnu prirodu nogometa. <\/p>\n\n\n\n<p>U\u010dinkovitost pokreta uvelike ovisi o kutovima zglobova i vektorima sile - \u010dimbenicima koji diktiraju kako gle\u017eanj, koljeno i kuk doprinose performansama (Kotsifaki i sur., 2021.). Jednostavno re\u010deno, ako sporta\u0161i dosljedno treniraju koriste\u0107i pravolinijske pokrete, njihove neuromuskularne prilagodbe \u0107e se pobolj\u0161ati prvenstveno u tim smjerovima. Budu\u0107i da su sportske performanse - posebno proizvodnja sile - uvelike ovisne o zadatku (pod utjecajem kuta zgloba i vremena primjene sile na tlo), ovo se na\u010delo prirodno pro\u0161iruje i na druge timske sportove.<\/p>\n\n\n\n<p>Jedan od razloga za upornost linearnog sprint treninga le\u017ei u ograni\u010denjima uobi\u010dajene opreme za trening. Ve\u0107ina sprint alata s otporom dizajnirana je za kori\u0161tenje na ravnoj liniji i uklju\u010duje pojaseve ili prsluke koji ograni\u010davaju rotacijsko kretanje. Kao rezultat toga, sporta\u0161i na kraju treniraju u robotskim, linearnim obrascima - daleko od zakrivljenih tr\u010danja, rotacija tijela i disocijacije trupa i zdjelice koja se vidi u stvarnim scenarijima natjecanja (Caldbeck i Dos&#039;Santos, 2022.).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Nisu svi napori visokog intenziteta isti: Iluzija sli\u010dnosti u nogometnim akcijama<\/strong><\/h2>\n\n\n\n<p>U omladinskim nogometnim akademijama uobi\u010dajeno je uo\u010diti sna\u017ene korelacije izme\u0111u razli\u010ditih visokointenzivnih fizi\u010dkih aktivnosti. Igra\u010d koji brzo ubrzava \u010desto je i me\u0111u najboljima u skokovima ili bacanju. Ove preklapaju\u0107e kvalitete tipi\u010dne su za mla\u0111e ili manje specijalizirane sporta\u0161e, gdje op\u0107e fizi\u010dke sposobnosti doprinose vi\u0161estrukim zadacima izvedbe. Me\u0111utim, ovaj se obrazac mijenja kako igra\u010di napreduju prema vi\u0161im razinama. Me\u0111u poluprofesionalnim i profesionalnim nogometa\u0161ima ove veze slabe. S ve\u0107om dobi za trening i pozicijskom specijalizacijom, fizi\u010dke osobine po\u010dinju se razlikovati na temelju specifi\u010dnih uloga i takti\u010dkih zahtjeva.<\/p>\n\n\n\n<p>Na primjer, bek mo\u017ee \u010desto izvoditi preklapaju\u0107a tr\u010danja koja uklju\u010duju zakrivljene sprinteve uz bo\u010dnu liniju, dok se sredi\u0161nji napada\u010d mo\u017ee usredoto\u010diti na eksplozivne pravolinijske prodore kako bi probio obrambene linije ili odgovorio na dodavanja. Sredi\u0161nji vezni igra\u010d, nasuprot tome, mo\u017ee se vi\u0161e oslanjati na brze promjene smjera u uskim prostorima. Tijekom vremena, ovi pozicijski zahtjevi oblikuju pokrete igra\u010da, \u010dine\u0107i nekada povezane fizi\u010dke vje\u0161tine - poput linearnog sprinta, zakrivljenog sprinta i agilnosti - sve neovisnijima jedna od druge.<\/p>\n\n\n\n<p>Ova razlika je posebno jasna u odnosu izme\u0111u linearnih i zakrivljenih sprint performansi. Dokazi pokazuju da se ova korelacija smanjuje s dobi i iskustvom (F\u00edlter i sur., 2022.), vjerojatno zbog sve ve\u0107e specifi\u010dnosti uklju\u010denih fizi\u010dkih i neuromehani\u010dkih prilagodbi. Sli\u010dno tome, sposobnosti poput promjene smjera (COD) i agilnosti, koje se mogu \u010diniti zamjenjivima kod sporta\u0161a u razvoju, pojavljuju se kao zasebne i neprenosive kod iskusnih igra\u010da (F\u00edlter i sur., 2022.). <\/p>\n\n\n\n<p>Ovi uvidi nagla\u0161avaju va\u017enost individualizirane procjene i treninga. U elitnom nogometu, pobolj\u0161anje performansi u pokretima visokog intenziteta zahtijeva ciljane pristupe koji odra\u017eavaju takti\u010dku ulogu svakog igra\u010da, fizi\u010dki profil i tehni\u010dke zahtjeve.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Za\u0161to nogometa\u0161i krivuljaju svoje sprinteve: U\u010dinkovitost, taktika i priroda igre<\/strong><\/h2>\n\n\n\n<p>Ako je sprintanje u ravnoj liniji najbr\u017ei na\u010din za prevladavanje udaljenosti, za\u0161to se nogometa\u0161i \u010desto odlu\u010duju za sprintanje u krivinama? Zanimljivo je da oko <strong>85% sprinterskih akcija u nogometu odvija se du\u017e zakrivljenih staza<\/strong>, a ne ravne (Caldbeck i Dos&#039;Santos, 2022.). Na prvi pogled to se mo\u017ee \u010diniti nelogi\u010dnim, ali iza ove preferencije kretanja stoje biomehani\u010dki, energetski i takti\u010dki razlozi.<\/p>\n\n\n\n<p>Jedan od glavnih pokreta\u010da je <strong>upravljanje umorom<\/strong>Nogomet je sport dugog trajanja, gdje igra\u010di moraju inteligentno upravljati svojom potro\u0161njom energije tijekom 90 minuta. Umjesto ponavljanih naglih promjena smjera (COD) \u2013 koje uklju\u010duju faze ko\u010denja i ponovnog ubrzanja s velikim utjecajem \u2013 igra\u010di \u010desto \u201ezaokru\u017euju\u201c svoju putanju kako bi odr\u017eali zamah. <\/p>\n\n\n\n<p>Odabirom \u0161ireg luka mogu izbje\u0107i mehani\u010dko optere\u0107enje usporavanja i metaboli\u010dki tro\u0161ak ponovnog ubrzanja, \u010dine\u0107i kretanje daleko u\u010dinkovitijim (Verheul i sur., 2021.; Bezodis i sur., 2008.; Osgnach i sur., 2010.). U stvari, zakrivljeni sprint djeluje poput strategije \u201eu\u0161tede energije\u201c, minimiziraju\u0107i sile ko\u010denja i povezana o\u0161te\u0107enja mi\u0161i\u0107a. Ovaj princip poznat je i u drugim kontekstima: moto utrke, na primjer, oslanjaju se na nagnute krivulje kako bi pomogle automobilima da odr\u017ee brzinu bez agresivnog ko\u010denja.<\/p>\n\n\n\n<p>S takti\u010dkog gledi\u0161ta, zakrivljeno sprintanje igra klju\u010dnu ulogu, posebno za napada\u010dke igra\u010de. <strong>pravilo zale\u0111a<\/strong> Oblikuje kako napada\u010di tempiraju svoje tr\u010danje, poti\u010du\u0107i kori\u0161tenje zakrivljenih putanja kako bi ostali u polo\u017eaju zale\u0111a dok ubrzavaju iza obrambene linije. Dobro tempirani zakrivljeni sprint omogu\u0107uje napada\u010du da:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Odr\u017eavajte veliku brzinu, za razliku od bo\u010dnih manevara rezanja koji \u010desto smanjuju brzinu.<\/li>\n\n\n\n<li>Ostanite u skladu s posljednjim braniteljem kako biste legalno &quot;probili zamku&quot;.<\/li>\n\n\n\n<li>Vizualno skenirajte teren dok prilago\u0111avate putanju, odr\u017eavaju\u0107i svjesnost o kretanju lopte i suigra\u010dima.<br><\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p>U biti, zakrivljeno sprintanje nije samo mehani\u010dko rje\u0161enje - to je funkcionalni alat za <strong>snala\u017eenje u prostornim ograni\u010denjima, odr\u017eavanje brzine i reagiranje na takti\u010dke zahtjeve<\/strong>Iako pokriva ne\u0161to vi\u0161e podru\u010dja, nudi spoj u\u010dinkovitosti i djelotvornosti koji odgovara jedinstvenim zahtjevima igre utakmica.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Mjerenje zakrivljenog sprinta na terenu: Jednostavni alati za slo\u017eene pokrete<\/strong><\/h2>\n\n\n\n<p>Na\u0161e po\u010detno istra\u017eivanje imalo je za cilj razvoj <strong>prakti\u010dna i pristupa\u010dna metoda za procjenu sprinta u zavojima<\/strong> \u2013 onaj koji bi se mogao lako primijeniti na standardnom nogometnom terenu. Umjesto dizajniranja umjetnog terena, tra\u017eili smo postoje\u0107e oznake na terenu koje bi mogle poslu\u017eiti kao pouzdan vodi\u010d. Rje\u0161enje je ve\u0107 bilo oslikano na svakom terenu: <strong>luk na rubu kaznenog prostora<\/strong>, koji se prikladno prote\u017ee na oko 17 metara \u2013 tipi\u010dna duljina sprinta u scenarijima utakmica.<\/p>\n\n\n\n<p>Ova prirodna zakrivljenost pru\u017eila je konzistentnu, ponovljivu putanju za testiranje. Igra\u010di su mogli ubrzavati du\u017e luka, \u0161to nam je omogu\u0107ilo prikupljanje podataka o performansama pod standardiziranim uvjetima. Kao \u0161to je prikazano na slikama 1 i 2, postoji nekoliko na\u010dina za procjenu ove vrste sprinta:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>a)<\/strong> Kori\u0161tenje <strong>vremenskih vrata<\/strong> postavljeni na po\u010detnoj i krajnjoj to\u010dki luka za izravno mjerenje vremena sprinta (slika 1).<br><\/li>\n\n\n\n<li><strong>b)<\/strong> Postavljanje <strong>kamera na bijelom mjestu<\/strong> za snimanje pokreta i provo\u0111enje 2D analize kadar po kadar (slika 2).<br><\/li>\n\n\n\n<li><strong>c)<\/strong> Zapo\u0161ljavanje <strong>napredne tehnologije pra\u0107enja<\/strong> kao \u0161to su GPS, LPS, LiDAR ili radar za pra\u0107enje podataka o xy polo\u017eaju u stvarnom vremenu i izra\u010dunavanje krivulja brzine.<br><\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p>Iako vrhunski sustavi za pra\u0107enje pru\u017eaju bogate podatke, \u010desto su ograni\u010deni cijenom ili dostupno\u0161\u0107u. Sre\u0107om, i metode mjerenja vremena i metode temeljene na kameri (a i b) nude <strong>jednostavne, pouzdane i valjane alternative<\/strong> za trenere i prakti\u010dare koji \u017eele integrirati testiranje zakrivljenog sprinta u primijenjene postavke.<\/p>\n\n\n\n<p>* Uklju\u010dite ovaj video:<a href=\"https:\/\/www.youtube.com\/watch?v=4YYAG2ni6qA\">https:\/\/www.youtube.com\/watch?v=4YYAG2ni6qA<\/a> *<\/p>\n\n\n\n<p>Slika 1. Test sprinta u krivulji (F\u00edlter i sur., 2020.)<\/p>\n\n\n\n<p>*Uklju\u010dite ovaj video: <a href=\"https:\/\/www.youtube.com\/watch?v=AByqBAG06tQ\">https:\/\/www.youtube.com\/watch?v=AByqBAG06tQ<\/a> * <\/p>\n\n\n\n<p>Slika 2. Test sprinta u krivulji procijenjen pametnim telefonom<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Klju\u010dne zaklju\u010dke i zaklju\u010dak<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Zakrivljeno sprintanje sve se vi\u0161e prepoznaje kao bitna vje\u0161tina u trena\u017enim i ispitnim rutinama timskih sportova. Integriranje ovog pokreta u <strong>programi treninga ubrzanja<\/strong> klju\u010dno je za pobolj\u0161anje <strong>performanse brzine igre<\/strong> na terenu.<\/li>\n\n\n\n<li>Na\u0161e istra\u017eivanje predstavlja <strong>jednostavna, isplativa metoda<\/strong> za procjenu i pobolj\u0161anje zakrivljenog sprinta, koji se mo\u017ee lako primijeniti na bilo kojem standardnom nogometnom terenu koriste\u0107i postoje\u0107e oznake. Ovaj pristup \u010dini ga dostupnim trenerima i prakti\u010darima koji \u017eele uvesti <strong>testiranje zakrivljenog sprinta<\/strong> bez potrebe za skupom opremom.<\/li>\n\n\n\n<li>Uklju\u010divanjem <strong>zakrivljeno sprintanje<\/strong> u programe razvoja brzine, uskla\u0111ujemo trening s <strong>specifi\u010dni fizi\u010dki zahtjevi<\/strong> nogometa, \u0161to nagla\u0161ava njegovu va\u017enost i u strategijama testiranja i u strategijama pobolj\u0161anja performansi. Zapravo, igra\u010di \u010desto nesvjesno koriste zakrivljene sprinteve tijekom pokreta promjene smjera (COD), posebno kada su umorni. U tim situacijama tijelo instinktivno prelazi u u\u010dinkovitiji &quot;eko na\u010din rada&quot;, smanjuju\u0107i tro\u0161kove energije minimiziranjem faza usporavanja i ponovnog ubrzanja, a istovremeno odr\u017eavaju\u0107i brzinu kroz zavoj.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p>Bezodis IN, Kerwin DG, Salo AI. Mehanika donjih udova tijekom faze potpore kod sprint tr\u010danja maksimalnom brzinom. Med Sci Sports Exerc. 2008; 40(4):707-15. doi: 10.1249\/MSS.0b013e318162d162.<\/p>\n\n\n\n<p>Caldbeck P, Dos&#039;Santos T. Klasifikacija specifi\u010dnih motori\u010dkih vje\u0161tina i obrazaca tijekom sprinta u engleskoj Premier ligi. PLoS One. 2022 11;17(11). doi: 10.1371\/journal.pone.0277326.<\/p>\n\n\n\n<p>F\u00edlter A, Olivares J, Santalla A, Nakamura FY, Loturco I, Requena B. Novi test sprinta u krivulji za nogometa\u0161e: Pouzdanost i odnos s linearnim sprintom. J Sports Sci. 2020; 38(11-12):1320-1325. doi: 10.1080\/02640414.2019.1677391.<\/p>\n\n\n\n<p>F\u00edlter A, Olivares-Jabalera J, Santalla A, Morente-S\u00e1nchez J, Robles-Rodr\u00edguez J, Requena B, Loturco I. Curve Sprinting in Soccer: Kinematic and Neuromuscular Analysis. Int J Sports Med. 2020.; 41(11):744-750. doi: 10.1055\/a-1144-3175.<\/p>\n\n\n\n<p>F\u00edlter-Ruger A, Gantois P, Henrique RS, Olivares-Jabalera J, Robles-Rodr\u00edguez J, Santalla A, Requena B, Nakamura FY. Kako se sprint u krivuljama razvija u razli\u010ditim dobnim kategorijama nogometa\u0161a? Biol Sport. 2022; 39(1):53-58. doi: 10.5114\/biolsport.2022.102867.<\/p>\n\n\n\n<p>Kotsifaki A, Korakakis V, Graham-Smith P, Sideris V, Whiteley R. Vertikalna i horizontalna izvedba poskoka: Doprinosi kuka, koljena i gle\u017enja. Sportsko zdravlje. 2021; 13(2):128-135. doi: 10.1177\/1941738120976363.<\/p>\n\n\n\n<p>Osgnach C, Poser S, Bernardini R, Rinaldo R, di Prampero PE. Tro\u0161kovi energije i metaboli\u010dka snaga u elitnom nogometu: novi pristup analizi utakmica. Med Sci Sports Exerc. 2010;42(1):170-8. doi: 10.1249\/MSS.0b013e3181ae5cfd.<\/p>\n\n\n\n<p>Verheul J, Nedergaard NJ, Pogson M, Lisboa P, Gregson W, Vanrenterghem J, Robinson MA. Biomehani\u010dko optere\u0107enje tijekom tr\u010danja: mo\u017ee li se model s dvije mase-opruge-amortizer koristiti za procjenu sila reakcije tla za zadatke visokog intenziteta? Sports Biomech. 2021;20(5):571-582. doi: 10.1080\/14763141.2019.1584238.<\/p>","protected":false},"excerpt":{"rendered":"<p>Traditional testing and training methods often fail to reflect the specific demands of football movements. Many drills and assessments still lack biomechanical and contextual relevance to the sport. For example, most exercises emphasize linear, single-plane motions, which do not represent the multi-directional and reactive nature of football. Movement efficiency relies heavily on joint angles and [&hellip;]<\/p>","protected":false},"author":7,"featured_media":7060,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7054","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Rethinking Movement in Football: Why Players Aren\u2019t Built for Straight Lines | Ultrax AI<\/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.ultrax.ai\/hr\/uncategorized\/rethinking-movement-in-football-why-players-arent-built-for-straight-lines\/\" \/>\n<meta property=\"og:locale\" content=\"hr_HR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Rethinking Movement in Football: Why Players Aren\u2019t Built for Straight Lines | Ultrax AI\" \/>\n<meta property=\"og:description\" content=\"Traditional testing and training methods often fail to reflect the specific demands of football movements. Many drills and assessments still lack biomechanical and contextual relevance to the sport. For example, most exercises emphasize linear, single-plane motions, which do not represent the multi-directional and reactive nature of football. Movement efficiency relies heavily on joint angles and [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ultrax.ai\/hr\/uncategorized\/rethinking-movement-in-football-why-players-arent-built-for-straight-lines\/\" \/>\n<meta property=\"og:site_name\" content=\"Ultrax AI\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/profile.php?id=100089183396893\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-23T14:22:42+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-23T14:42:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ultrax.ai\/wp-content\/uploads\/2025\/05\/Slide-16_9-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Tanja Matu\u0161inskij\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" 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