{"version":"1.0","provider_name":"Ultramarathon Guide","provider_url":"https:\/\/ultramarathon.com.br\/principal","author_name":"edsonsp","author_url":"https:\/\/ultramarathon.com.br\/principal\/author\/edsonsp\/","title":"Training Essentials for Ultrarunning - Ultramarathon Guide","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"dSIzb07OrP\"><a href=\"https:\/\/ultramarathon.com.br\/principal\/training-essentials-for-ultrarunning\/\">Training Essentials for Ultrarunning<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/ultramarathon.com.br\/principal\/training-essentials-for-ultrarunning\/embed\/#?secret=dSIzb07OrP\" width=\"600\" height=\"338\" title=\"&#8220;Training Essentials for Ultrarunning&#8221; &#8212; Ultramarathon Guide\" data-secret=\"dSIzb07OrP\" 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\/\/# sourceURL=https:\/\/ultramarathon.com.br\/principal\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"Training Essentials for Ultrarunning: How to Train Smarter, Race Faster, and Maximize Your Ultramarathon Performance When elite ultrarunners have a need for speed, they turn to coach Jason Koop. Now the sport\u2019s leading coach makes his highly effective ultramarathon training methods available to ultrarunners of all abilities in his book Training Essentials for Ultrarunning. Ultramarathoners have traditionally piled on the"}