{"id":1824,"date":"2023-06-04T01:54:38","date_gmt":"2023-06-04T01:54:38","guid":{"rendered":"https:\/\/quickpercentcalc.com\/ymislegt\/styrkur-reiknivel-1rm\/"},"modified":"2025-04-07T18:56:48","modified_gmt":"2025-04-07T18:56:48","slug":"styrkur-reiknivel-1rm","status":"publish","type":"page","link":"https:\/\/quickpercentcalc.com\/is\/ymislegt\/styrkur-reiknivel-1rm\/","title":{"rendered":"Styrkur reikniv\u00e9l (1RM)"},"content":{"rendered":"\n<p>Reikna\u00f0u h\u00e1marki\u00f0 \u00feitt fyrir einn endurtekningu (1RM). Reikniv\u00e9lin okkar hj\u00e1lpar \u00fe\u00e9r a\u00f0 meta 1RM au\u00f0veldlega. <\/p>\n\n<p>\u00deessi reikniv\u00e9l gerir \u00fe\u00e9r kleift a\u00f0 sl\u00e1 inn \u00feyngd og fj\u00f6lda endurtekningar sem \u00fe\u00fa getur framkv\u00e6mt \u00ed styrktar\u00e6fingu til a\u00f0 \u00e1\u00e6tla h\u00e1marks\u00feyngdina sem \u00fe\u00fa getur lyft \u00ed eina endurtekningu. Til d\u00e6mis, ef \u00fe\u00fa bekkpressar 225 lbs \u00ed 5 endurtekningar, \u00fe\u00e1 v\u00e6ri \u00e1\u00e6tla\u00f0ur 1RM 253,2 lbs.<\/p>\n\n<p>\u00dea\u00f0 eru nokkrar form\u00falur nota\u00f0ar til a\u00f0 \u00e1\u00e6tla 1RM, en ein vins\u00e6lasta og nokku\u00f0 n\u00e1kv\u00e6ma a\u00f0fer\u00f0in er form\u00fala Matt Brzycki.<\/p>\n\n<p>Form\u00fala fyrir 1RM:<\/p>\n\n<style>\n.frac {\n    display: inline-block;\n    position: relative;\n    vertical-align: middle;\n    letter-spacing: 0.001em;\n    text-align: center;\n}\n.frac > span {\n    display: block;\n    padding: 0.1em;\n}\n.frac span.bottom {\n    border-top: thin solid black;\n}\n.frac span.symbol {\n    display: none;\n}\n<\/style>\n\n<div class=\"formel\">\n  $$\\frac{\u00feyngd ~ \u00ed ~ lbs ~ e\u00f0a ~ kgs}{1,0278 &#8211; (0,0278 \\times endurtekningar)}$$\n<\/div>\n<br\/><br\/>\n\n<script>\nfunction calculate1RM() {\n    var weight = parseFloat(\n        document.getElementById(\"w\").value.replace(\/,\/g, \".\")\n    ).toFixed(4);\n\n    var reps = parseFloat(\n        document.getElementById(\"r\").value.replace(\/,\/g, \".\")\n    ).toFixed(4);\n\n    var result = weight \/ (1.0278 - (0.0278 * reps));\n    result = parseFloat(result);\n\n    if (result % 1 !== 0) {\n        result = result.toFixed(1);\n    } else {\n        result = result.toFixed();\n    }\n\n    document.getElementById(\"result\").innerHTML = result.toString();\n    document.getElementById(\"resultBox\").style.visibility = \"visible\";\n}\n<\/script>\n\n<label for=\"w\">\u00deyngd lyft (lbs e\u00f0a kgs)<\/label>\n<input type=\"number\" id=\"w\" min=\"0\"\/>\n<br\/><br\/><label for=\"r\">Fj\u00f6ldi endurtekningar<\/label>\n<input type=\"number\" id=\"r\" min=\"0\"\/>\n<br\/><br\/>\n<input type=\"button\" id=\"calculate\" value=\"Reikna\u00f0u\" onclick=\"calculate1RM()\"\/>\n<br\/><br\/><div id=\"resultBox\" style=\"visibility: hidden;\">\n    <span>\u00c1\u00e6tla\u00f0 1RM:<\/span><br\/>    <span id=\"result\" class=\"calculationResult\"><\/span>    \n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Reikna\u00f0u h\u00e1marki\u00f0 \u00feitt fyrir einn endurtekningu (1RM). Reikniv\u00e9lin okkar hj\u00e1lpar \u00fe\u00e9r a\u00f0 meta 1RM au\u00f0veldlega. \u00deessi reikniv\u00e9l gerir \u00fe\u00e9r kleift [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1774,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"kalkulator-side.php","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-1824","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Styrkur reikniv\u00e9l (1RM) - Quick Percent Calculator<\/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:\/\/quickpercentcalc.com\/is\/ymislegt\/styrkur-reiknivel-1rm\/\" \/>\n<meta property=\"og:locale\" content=\"is_IS\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Styrkur reikniv\u00e9l (1RM) - Quick Percent Calculator\" \/>\n<meta property=\"og:description\" content=\"Reikna\u00f0u h\u00e1marki\u00f0 \u00feitt fyrir einn endurtekningu (1RM). 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