{"version":"1.0","provider_name":"Heart Health Guides | Research Blogs on Heart Diseases | India Fourth Frontier Blogs","provider_url":"https:\/\/blog.fourthfrontier.com\/in","title":"Atrial Tachycardia vs SVT: Understanding the Difference","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"yx0XOf7nqi\"><a href=\"https:\/\/blog.fourthfrontier.com\/in\/atrial-tachycardia-vs-svt-understanding-the-difference\/\">Atrial Tachycardia vs SVT: Understanding the Difference<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/blog.fourthfrontier.com\/in\/atrial-tachycardia-vs-svt-understanding-the-difference\/embed\/#?secret=yx0XOf7nqi\" width=\"600\" height=\"338\" title=\"&#8220;Atrial Tachycardia vs SVT: Understanding the Difference&#8221; &#8212; Heart Health Guides | Research Blogs on Heart Diseases | India Fourth Frontier Blogs\" data-secret=\"yx0XOf7nqi\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/blog.fourthfrontier.com\/in\/wp-content\/uploads\/2026\/06\/Blog.png","thumbnail_width":847,"thumbnail_height":476,"description":"A sudden racing heartbeat can be frightening, whether it happens during exercise, at work, or while you are simply sitting still. Many people who experience these episodes are told they have supraventricular tachycardia (SVT), while others hear the term atrial [&hellip;]"}