{"id":17210,"date":"2025-08-30T11:30:21","date_gmt":"2025-08-30T09:30:21","guid":{"rendered":"https:\/\/www.panavita.sk\/?p=17210"},"modified":"2025-08-30T11:32:35","modified_gmt":"2025-08-30T09:32:35","slug":"olivovy-olej-dlhsi-zivot-nova-studia-z-harvardu","status":"publish","type":"post","link":"https:\/\/www.panavita.sk\/new\/olivovy-olej-dlhsi-zivot-nova-studia-z-harvardu\/","title":{"rendered":"Olivov\u00fd olej a dlh\u0161\u00ed \u017eivot: Nov\u00e1 \u0161t\u00fadia z Harvardu"},"content":{"rendered":"<p>V\u00fdsledky sa uk\u00e1zali nielen celkovo, ale aj pri konkr\u00e9tnych ochoreniach, ako s\u00fa <strong>kardiovaskul\u00e1rne choroby, rakovina \u010di neurodegenerat\u00edvne ochorenia<\/strong>.<\/p>\n<p>V\u00fdsledky boli publikovan\u00e9 v prest\u00ed\u017enom \u010dasopise <strong>Journal of the American College of Cardiology<\/strong> a ide o prv\u00fa ve\u013ek\u00fa observa\u010dn\u00fa \u0161t\u00fadiu v USA, ktor\u00e1 sa dlhodobo zamerala na <strong>spotrebu olivov\u00e9ho oleja a \u00famrtnos\u0165<\/strong>.<\/p>\n<h2>\u010co presne vedci zistili?<\/h2>\n<p>Vedci <strong>analyzovali zdravotn\u00e9 \u00fadaje z rokov 1990 a\u017e 2018,<\/strong> pri\u010dom sledovali <strong>viac ako 92 000 \u00fa\u010dastn\u00edkov <\/strong>(60 582 \u017eien z Nurses\u2019 Health Study a 31 801 mu\u017eov z Health Professionals Follow-up Study). Na za\u010diatku \u017eiadny z \u00fa\u010dastn\u00edkov netrpel kardiovaskul\u00e1rnymi ochoreniami ani rakovinou. Po\u010das \u0161t\u00fadie vypl\u0148ali ka\u017ed\u00e9 \u0161tyri roky podrobn\u00e9 dotazn\u00edky o stravovan\u00ed.<\/p>\n<p>Po\u010das sledovan\u00e9ho obdobia zomrelo <strong>36 856 \u013eud\u00ed<\/strong>, \u010do umo\u017enilo presne vyhodnoti\u0165 s\u00favislosti medzi stravou a \u00famrtnos\u0165ou.<\/p>\n<p>\u00da\u010dastn\u00edci boli hodnoten\u00ed pod\u013ea toho, ako \u010dasto pou\u017e\u00edvali olivov\u00fd olej \u2013 \u010di u\u017e do \u0161al\u00e1tov, pri pe\u010den\u00ed, varen\u00ed alebo jednoducho ako n\u00e1hradu masla na pe\u010dive.<\/p>\n<h3>Hlavn\u00e9 v\u00fdsledky:<\/h3>\n<ul>\n<li>\u013dudia, ktor\u00ed konzumovali <strong>viac ako 7 g olivov\u00e9ho oleja denne<\/strong> (polievkov\u00e1 ly\u017eica), mali:\n<ul>\n<li><strong>o 19 % ni\u017e\u0161ie riziko celkovej \u00famrtnosti<\/strong>,<\/li>\n<li><strong>o 19 % ni\u017e\u0161ie riziko \u00famrtia na srdcovo-cievne choroby<\/strong>,<\/li>\n<li><strong>o 17 % ni\u017e\u0161ie riziko \u00famrtia na rakovinu<\/strong>,<\/li>\n<li><strong>o 29 % ni\u017e\u0161ie riziko \u00famrtia na neurodegenerat\u00edvne ochorenia<\/strong> (napr. Alzheimerova choroba),<\/li>\n<li><strong>o 18 % ni\u017e\u0161ie riziko \u00famrtia na respira\u010dn\u00e9 ochorenia<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>Navy\u0161e sa uk\u00e1zalo, \u017ee <strong>nahradenie \u017eivo\u010d\u00ed\u0161nych tukov<\/strong> (maslo, margar\u00edn, majon\u00e9za, mlie\u010dny tuk) olivov\u00fdm olejom <strong>v\u00fdrazne zn\u00ed\u017eilo riziko \u00famrtnosti<\/strong>.<\/p>\n<h2>Pre\u010do je olivov\u00fd olej tak\u00fd v\u00fdnimo\u010dn\u00fd?<\/h2>\n<p>Olivov\u00fd olej je z\u00e1kladnou s\u00fa\u010das\u0165ou <strong>stredomorskej <a title=\"Viete ako prekona\u0165 nedostatok \u017eiv\u00edn v tele?\" href=\"https:\/\/www.panavita.sk\/new\/viete-ako-prekonat-nedostatok-zivin-v-tele\/\">stravy<\/a><\/strong>, ktor\u00e1 je dlhodobo sp\u00e1jan\u00e1 s dlh\u0161\u00edm \u017eivotom a ni\u017e\u0161\u00edm v\u00fdskytom civiliza\u010dn\u00fdch chor\u00f4b.<\/p>\n<p>Obsahuje:<\/p>\n<ul>\n<li><strong>mononenas\u00fdten\u00e9 mastn\u00e9 kyseliny (najm\u00e4 kyselina olejov\u00e1)<\/strong> \u2013 podporuj\u00fa zdravie srdca, zni\u017euj\u00fa hladinu LDL cholesterolu a zvy\u0161uj\u00fa HDL cholesterol<\/li>\n<li><strong>polyfenoly a antioxidanty<\/strong> \u2013 chr\u00e1nia bunky pred oxida\u010dn\u00fdm stresom a z\u00e1palmi<\/li>\n<li><strong>vitam\u00edn E<\/strong> \u2013 d\u00f4le\u017eit\u00fd pre imunitu, poko\u017eku a nervov\u00fd syst\u00e9m<\/li>\n<\/ul>\n<p>Ved\u00faca autorka \u0161t\u00fadie, <strong>Marta Guasch-Ferr\u00e9<\/strong>, k tomu dod\u00e1va:<\/p>\n<div class=\"blockquote\"><blockquote class=\"mfn-inline-editor\">\u201eNa\u0161e zistenia potvrdzuj\u00fa s\u00fa\u010dasn\u00e9 odpor\u00fa\u010dania nahr\u00e1dza\u0165 \u017eivo\u010d\u00ed\u0161ne tuky rastlinn\u00fdmi olejmi, ako je olivov\u00fd olej, v prevencii chronick\u00fdch ochoren\u00ed a pred\u010dasnej smrti.\u201c<\/blockquote><\/div>\n\n<h2>\u010co sa stane, ak nahrad\u00edme \u017eivo\u010d\u00ed\u0161ne tuky olivov\u00fdm olejom?<\/h2>\n<p>Zauj\u00edmav\u00e9 s\u00fa aj <strong>substitu\u010dn\u00e9 anal\u00fdzy<\/strong> \u2013 v\u00fdmena 10 g denne (napr. margar\u00edn, maslo, majon\u00e9za, mlie\u010dne tuky) za rovnak\u00e9 mno\u017estvo olivov\u00e9ho oleja zn\u00ed\u017eila riziko \u00famrtia odhadom o <strong>8\u201334 %<\/strong> (<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/35027106\/\" rel=\"nofollow sponsored noopener\" target=\"_blank\">PubMed<\/a>)<\/p>\n<h3>A \u010do mozog a demencia?<\/h3>\n<p>\u010eal\u0161ia \u0161t\u00fadia (publikovan\u00e1 v <em>JAMA Network<\/em>) zistila, \u017ee konzum\u00e1cia ~7 g olivov\u00e9ho oleja denne bola spojen\u00e1 so <strong>28 % ni\u017e\u0161\u00edm rizikom \u00famrtia s\u00favisiaceho s demenciou<\/strong> (<a href=\"https:\/\/www.health.com\/olive-oil-intake-fatal-dementia-risk-7564344\" rel=\"nofollow sponsored noopener\" target=\"_blank\">Health<\/a>). V\u00fdmena 5 g margar\u00ednu alebo majon\u00e9zy olivov\u00fdm olejom prispela k zn\u00ed\u017eeniu rizika demencie o <strong>8\u201314 %<\/strong><\/p>\n<h2>Ako zaradi\u0165 olivov\u00fd olej do stravy?<\/h2>\n<p>Mnoh\u00ed sa p\u00fdtaj\u00fa: <em>Je lep\u0161\u00ed extra panensk\u00fd olivov\u00fd olej (EVOO)? M\u00f4\u017eem na \u0148om aj vari\u0165 alebo sma\u017ei\u0165?<\/em><\/p>\n<ul>\n<li><strong>Extra panensk\u00fd olivov\u00fd olej<\/strong> m\u00e1 najvy\u0161\u0161\u00ed obsah antioxidantov a polyfenolov \u2013 je ide\u00e1lny na studen\u00fa kuchy\u0148u (\u0161al\u00e1ty, dresingy, dipy)<\/li>\n<li>Na <strong>kr\u00e1tke tepeln\u00e9 \u00fapravy<\/strong> (napr. restovanie zeleniny) je olivov\u00fd olej bezpe\u010dn\u00fd, preto\u017ee m\u00e1 pomerne stabiln\u00fd bod dymivosti (~190 \u00b0C pri EVOO, vy\u0161\u0161ie pri rafinovanom olivovom oleji)<\/li>\n<li>Najlep\u0161ia strat\u00e9gia: <strong>nahra\u010fte maslo, margar\u00edn alebo majon\u00e9zu olivov\u00fdm olejom<\/strong> \u2013 napr\u00edklad na chlebe, v pe\u010den\u00ed alebo pri pr\u00edprave om\u00e1\u010dok<\/li>\n<\/ul>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky (FAQ)<\/h2>\n<ol>\n<li><strong> Ko\u013eko olivov\u00e9ho oleja denne je ide\u00e1lne?<\/strong><br \/>\nPod\u013ea \u0161t\u00fadie u\u017e <strong>1 polievkov\u00e1 ly\u017eica (7\u20138 g) denne<\/strong> prin\u00e1\u0161a v\u00fdrazn\u00e9 zdravotn\u00e9 benefity.<\/li>\n<li><strong> Je olivov\u00fd olej vhodn\u00fd aj pri reduk\u010dnej di\u00e9te?<\/strong><br \/>\n\u00c1no \u2013 hoci je kalorick\u00fd (cca 120 kcal na ly\u017eicu), jeho zdrav\u00e9 tuky <a title=\"\u0160\u0165ava z aloe vera: Ako ju vyu\u017ei\u0165!\" href=\"https:\/\/www.panavita.sk\/new\/stava-z-aloe-vera-ako-ju-vyuzit\/\">podporuj\u00fa metabolizmus<\/a> a zas\u00fdtia viac ne\u017e r\u00fdchle sacharidy.<\/li>\n<li><strong> Je rozdiel medzi lacn\u00fdm a drah\u00fdm olivov\u00fdm olejom?<\/strong><br \/>\n\u00c1no \u2013 <strong>extra panensk\u00fd olivov\u00fd olej<\/strong> lisovan\u00fd za studena obsahuje najviac bioakt\u00edvnych l\u00e1tok. Rafinovan\u00e9 oleje maj\u00fa menej antioxidantov.<\/li>\n<li><strong> Chr\u00e1ni olivov\u00fd olej aj pred rakovinou?<\/strong><br \/>\nPod\u013ea v\u00fdsledkov Harvard \u0161t\u00fadie mali \u013eudia s najvy\u0161\u0161ou spotrebou o <strong>17 % ni\u017e\u0161ie riziko \u00famrtia na rakovinu<\/strong>. Polyfenoly v olivovom oleji m\u00f4\u017eu zni\u017eova\u0165 z\u00e1pal a po\u0161kodenie DNA\u00b9.<\/li>\n<\/ol>\n<h2>\u010co z toho vypl\u00fdva?<\/h2>\n<p>Ak chcete podpori\u0165 <strong>zdravie srdca, mozgu aj imunitu<\/strong>, za\u010dnite pravidelne pou\u017e\u00edva\u0165 olivov\u00fd olej \u2013 ide\u00e1lne extra panensk\u00fd. V\u00fdskum jasne ukazuje, \u017ee aj mal\u00e1 zmena \u2013 nahradi\u0165 maslo \u010di margar\u00edn olivov\u00fdm olejom \u2013 m\u00f4\u017ee ma\u0165 ve\u013ek\u00fd vplyv na <strong>dlhovekos\u0165 a prevenciu chronick\u00fdch ochoren\u00ed<\/strong>.<\/p>\n<p>Ako to vystihol spoluautor \u0161t\u00fadie <strong>Walter Willett<\/strong> z Harvardu:<\/p>\n<div class=\"blockquote\"><blockquote class=\"mfn-inline-editor\">\u201eOlivov\u00fd olej je jednoduch\u00fd sp\u00f4sob, ako zlep\u0161i\u0165 kvalitu stravy a pred\u013a\u017ei\u0165 \u017eivot. Je to mal\u00fd krok s ve\u013ek\u00fdm dopadom.\u201c<\/blockquote><\/div>\n\n<p><strong>Zdroje:<\/strong><\/p>\n<ol>\n<li>Guasch-Ferr\u00e9 M, et al. <em>Olive Oil Consumption and Mortality in the United States.<\/em> Journal of the American College of Cardiology. 2022.<\/li>\n<li data-start=\"4633\" data-end=\"4735\">\n<p data-start=\"4636\" data-end=\"4735\">Schwingshackl L., Hoffmann G. (2014). <em data-start=\"4674\" data-end=\"4732\">Olive oil consumption and risk of cardiovascular disease<\/em>.<\/p>\n<\/li>\n<li data-start=\"4736\" data-end=\"4814\">\n<p data-start=\"4739\" data-end=\"4814\">Salas-Salvad\u00f3 J. et al. (2011). <em data-start=\"4771\" data-end=\"4811\">Mediterranean diet and type 2 diabetes<\/em>.<\/p>\n<\/li>\n<li data-start=\"4815\" data-end=\"4896\">\n<p data-start=\"4818\" data-end=\"4896\">L\u00f3pez-Miranda J. et al. (2010). <em data-start=\"4850\" data-end=\"4893\">Olive oil and aging: molecular mechanisms<\/em>.<\/p>\n<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Olivov\u00fd olej m\u00f4\u017ee v\u00fdrazne pred\u013a\u017ei\u0165 \u017eivot a zni\u017eova\u0165 riziko pred\u010dasnej smrti. Harvard \u0161t\u00fadia ukazuje, \u017ee pravideln\u00e1 konzum\u00e1cia olivov\u00e9ho oleja zni\u017euje \u00famrtnos\u0165 na srdcov\u00e9 choroby, rakovinu \u010di neurodegenerat\u00edvne ochorenia.<\/p>\n","protected":false},"author":1,"featured_media":17213,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[245],"tags":[],"class_list":["post-17210","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pre-zdravie"],"_links":{"self":[{"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/posts\/17210","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/comments?post=17210"}],"version-history":[{"count":6,"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/posts\/17210\/revisions"}],"predecessor-version":[{"id":17217,"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/posts\/17210\/revisions\/17217"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/media\/17213"}],"wp:attachment":[{"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/media?parent=17210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/categories?post=17210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.panavita.sk\/new\/wp-json\/wp\/v2\/tags?post=17210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}