{"id":47868,"date":"2026-10-26T04:22:50","date_gmt":"2026-10-26T04:22:50","guid":{"rendered":"https:\/\/www.worldclock.com\/jetlag-kalkylator\/"},"modified":"2026-10-26T04:22:50","modified_gmt":"2026-10-26T04:22:50","slug":"jetlag-kalkylator","status":"publish","type":"page","link":"https:\/\/www.worldclock.com\/sv\/jetlag-kalkylator\/","title":{"rendered":"Jetlag-kalkylator"},"content":{"rendered":"<div class=\"wc wc-tool-page wc-tool-page--jetlag\"><header class=\"wc-thero\"><div class=\"wc-thero__text\"><nav class=\"wc-crumbs\" aria-label=\"Breadcrumb\"><ol><li><a href=\"https:\/\/www.worldclock.com\/sv\/\">V\u00e4rldsklocka<\/a><\/li><li><a href=\"https:\/\/www.worldclock.com\/sv\/verktyg\/\">Tidsverktyg<\/a><\/li><li><span aria-current=\"page\">Jetlag-kalkylator<\/span><\/li><\/ol><\/nav><p class=\"wc-eyebrow\"><span aria-hidden=\"true\">\u2708\ufe0f<\/span> Gratis verktyg<\/p><h1 class=\"wc-thero__title\">Jetlag-kalkylator<\/h1><p class=\"wc-thero__lead\">Ange var du flyger fr\u00e5n och till och f\u00e5 en plan dag f\u00f6r dag: n\u00e4r du ska sova, n\u00e4r du ska s\u00f6ka ljus och n\u00e4r du ska undvika det.<\/p><\/div><\/header><div class=\"wc-tool\"><div class=\"wc-jet\" data-wc-tool=\"jetlag\" data-from=\"{&quot;n&quot;:&quot;London&quot;,&quot;t&quot;:&quot;Europe\\\/London&quot;,&quot;f&quot;:&quot;gb&quot;}\" data-to=\"{&quot;n&quot;:&quot;Bangkok&quot;,&quot;t&quot;:&quot;Asia\\\/Bangkok&quot;,&quot;f&quot;:&quot;th&quot;}\"><div class=\"wc-jet__form\"><div class=\"wc-field\"><span>Flyger fr\u00e5n<\/span><div class=\"wc-jet__city\" data-city=\"from\"><\/div><div class=\"wc-search wc-search--tool\" data-wc-search data-mode=\"add\" data-side=\"from\"><input type=\"search\" placeholder=\"Byt avreseort\u2026\" aria-label=\"Byt avreseort\u2026\" autocomplete=\"off\"><ul class=\"wc-search__results\" hidden><\/ul><\/div><\/div><div class=\"wc-field\"><span>Flyger till<\/span><div class=\"wc-jet__city\" data-city=\"to\"><\/div><div class=\"wc-search wc-search--tool\" data-wc-search data-mode=\"add\" data-side=\"to\"><input type=\"search\" placeholder=\"Byt resm\u00e5l\u2026\" aria-label=\"Byt resm\u00e5l\u2026\" autocomplete=\"off\"><ul class=\"wc-search__results\" hidden><\/ul><\/div><\/div><label class=\"wc-field\"><span>Ankomstdatum<\/span><input type=\"date\" data-date><\/label><label class=\"wc-field\"><span>Du sover vanligtvis<\/span><select data-sleep><option value=\"22\">22:00 \u2013 06:00<\/option><option value=\"23\" selected>23:00 \u2013 07:00<\/option><option value=\"0\">00:00 \u2013 08:00<\/option><option value=\"1\">01:00 \u2013 09:00<\/option><\/select><\/label><\/div><div class=\"wc-jet__result\" data-result><\/div><div class=\"wc-jet__plan\" data-plan><\/div><p class=\"wc-tnote\">Det h\u00e4r \u00e4r allm\u00e4nna r\u00e5d baserade p\u00e5 hur kroppens inre klocka reagerar p\u00e5 ljus, inte medicinsk r\u00e5dgivning. Prata med en l\u00e4kare innan du tar melatonin eller s\u00f6mnmedel.<\/p><\/div><\/div><section class=\"wc-section wc-tool-info\"><div class=\"wc-prose\"><h2>S\u00e5 fungerar jetlag-planen<\/h2><p>Jetlag uppst\u00e5r eftersom kroppens inre klocka (dygnsrytmen) ligger kvar p\u00e5 hemmatid efter landningen. Den st\u00e4ller om sig med ungef\u00e4r <strong>1 timme per dygn n\u00e4r du flyger \u00f6sterut<\/strong> och cirka <strong>1,5 timme per dygn n\u00e4r du flyger v\u00e4sterut<\/strong> \u2013 d\u00e4rf\u00f6r k\u00e4nns det oftast v\u00e4rre att flyga \u00f6sterut.<\/p><p>Ljus \u00e4r den starkaste signalen f\u00f6r att st\u00e4lla om klockan. Ljus under timmarna <em>efter<\/em> kroppens l\u00e4gsta temperaturpunkt (ungef\u00e4r tv\u00e5 timmar f\u00f6re din vanliga uppvakningstid) flyttar klockan tidigare; ljus under timmarna <em>f\u00f6re<\/em> den flyttar klockan senare. Planen ovan anpassar ljus och m\u00f6rker s\u00e5 att klockan flyttas \u00e5t r\u00e4tt h\u00e5ll \u2013 och varnar dig n\u00e4r morgonljus skulle skjuta den \u00e5t fel h\u00e5ll efter en l\u00e5ng flygning \u00f6sterut.<\/p><h2>Snabba tips<\/h2><ul><li>Flytta l\u00e4ggdags 1 timme per dag mot destinationens tid under 2\u20133 dagar innan du flyger.<\/li><li>Drick vatten och var f\u00f6rsiktig med alkohol och koffein ombord.<\/li><li>\u00c4t m\u00e5ltiderna p\u00e5 lokal tid n\u00e4r du kommer fram och h\u00e5ll tupplurar under 30 minuter.<\/li><\/ul><\/div><\/section><section class=\"wc-section wc-faq\"><h2>Vanliga fr\u00e5gor<\/h2><details><summary>Hur l\u00e4nge varar jetlag?<\/summary><p>Som tumregel ungef\u00e4r en dag f\u00f6r varje tidszon du passerar n\u00e4r du flyger \u00f6sterut, och lite mindre \u2013 runt tv\u00e5 dagar per tre tidszoner \u2013 n\u00e4r du flyger v\u00e4sterut.<\/p><\/details><details><summary>\u00c4r jetlag v\u00e4rre n\u00e4r man flyger \u00f6sterut eller v\u00e4sterut?<\/summary><p>\u00d6sterut. Att flyga \u00f6sterut inneb\u00e4r att du beh\u00f6ver somna tidigare \u00e4n kroppen vill, och den inre klockan \u00e4r l\u00e5ngsammare p\u00e5 att g\u00e5 fram \u00e4n att g\u00e5 bak\u00e5t.<\/p><\/details><details><summary>F\u00e5r man jetlag p\u00e5 flygningar i nord\u2013sydlig riktning?<\/summary><p>Nej. Jetlag beror p\u00e5 att man passerar tidszoner. En l\u00e5ng flygning fr\u00e5n Europa till Sydafrika g\u00f6r dig tr\u00f6tt men ger liten eller ingen jetlag eftersom tidsskillnaden bara \u00e4r en eller tv\u00e5 timmar.<\/p><\/details><\/section><section class=\"wc-section wc-tools-grid\"><div class=\"wc-section__head\"><h2>Fler gratis tidsverktyg<\/h2><a href=\"https:\/\/www.worldclock.com\/sv\/verktyg\/\">Alla verktyg \u2192<\/a><\/div><div class=\"wc-toolcards\"><a class=\"wc-toolcard wc-toolcard--hours\" href=\"https:\/\/www.worldclock.com\/sv\/timkalkylator\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\u231b<\/span><span class=\"wc-toolcard__name\">Timkalkylator<\/span><span class=\"wc-toolcard__desc\">Timmar mellan tv\u00e5 klockslag.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--timecard\" href=\"https:\/\/www.worldclock.com\/sv\/tidrapport-kalkylator\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\uddc2\ufe0f<\/span><span class=\"wc-toolcard__name\">Tidrapportkalkylator<\/span><span class=\"wc-toolcard__desc\">Veckotimmar, \u00f6vertid och l\u00f6n.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--decimal\" href=\"https:\/\/www.worldclock.com\/sv\/omvandla-decimaltid\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\udd22<\/span><span class=\"wc-toolcard__name\">Omvandla decimaltid<\/span><span class=\"wc-toolcard__desc\">Timmar:minuter \u21c4 decimal.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--pomodoro\" href=\"https:\/\/www.worldclock.com\/sv\/pomodoro-timer\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83c\udf45<\/span><span class=\"wc-toolcard__name\">Pomodoro-timer<\/span><span class=\"wc-toolcard__desc\">Fokuspass p\u00e5 25 minuter.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--sleep\" href=\"https:\/\/www.worldclock.com\/sv\/somnkalkylator\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\ude34<\/span><span class=\"wc-toolcard__name\">S\u00f6mnkalkylator<\/span><span class=\"wc-toolcard__desc\">B\u00e4sta l\u00e4ggdags och v\u00e4ckningstid.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--markets\" href=\"https:\/\/www.worldclock.com\/sv\/borsens-oppettider\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\udcc8<\/span><span class=\"wc-toolcard__name\">B\u00f6rsens \u00f6ppettider &amp; kontorstider<\/span><span class=\"wc-toolcard__desc\">\u00c4r b\u00f6rsen \u00f6ppen just nu?<\/span><\/a><a class=\"wc-toolcard wc-toolcard--bell\" href=\"https:\/\/www.worldclock.com\/sv\/nedrakning-borsen\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\udd14<\/span><span class=\"wc-toolcard__name\">Nedr\u00e4kning till b\u00f6rsen<\/span><span class=\"wc-toolcard__desc\">Nedr\u00e4kning till \u00f6ppningsklockan.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--converter\" href=\"https:\/\/www.worldclock.com\/sv\/tidszonsomvandlare\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\udd01<\/span><span class=\"wc-toolcard__name\">Tidszonsomvandlare<\/span><span class=\"wc-toolcard__desc\">Omvandla en tid mellan valfria st\u00e4der.<\/span><\/a><\/div><\/section><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":"","bs_cache_bypass_cache":0,"bs_cache_related_page":0},"class_list":["post-47868","page","type-page","status-publish","hentry"],"acf":[],"taxonomy_info":[],"featured_image_src_large":false,"author_info":{"display_name":"clocker","author_link":"https:\/\/www.worldclock.com\/sv\/author\/clocker\/"},"comment_info":"","_links":{"self":[{"href":"https:\/\/www.worldclock.com\/sv\/wp-json\/wp\/v2\/pages\/47868","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.worldclock.com\/sv\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.worldclock.com\/sv\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.worldclock.com\/sv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.worldclock.com\/sv\/wp-json\/wp\/v2\/comments?post=47868"}],"version-history":[{"count":0,"href":"https:\/\/www.worldclock.com\/sv\/wp-json\/wp\/v2\/pages\/47868\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.worldclock.com\/sv\/wp-json\/wp\/v2\/media?parent=47868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}