{"version":"1.0","provider_name":"VeloVostra","provider_url":"https:\/\/velovostra.com\/blog","author_name":"VeloVostra","author_url":"https:\/\/velovostra.com\/blog\/author\/velovostra\/","title":"The Aerobic Time Trial: A Key Benchmark for Measuring Cycling Fitness - VeloVostra","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"cL2dTETl1c\"><a href=\"https:\/\/velovostra.com\/blog\/aerobic-time-trial\/\">The Aerobic Time Trial: A Key Benchmark for Measuring Cycling Fitness<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/velovostra.com\/blog\/aerobic-time-trial\/embed\/#?secret=cL2dTETl1c\" width=\"600\" height=\"338\" title=\"&#8220;The Aerobic Time Trial: A Key Benchmark for Measuring Cycling Fitness&#8221; &#8212; VeloVostra\" data-secret=\"cL2dTETl1c\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\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:\/\/blog.velovostra.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/blog.velovostra.com\/wp-content\/uploads\/2025\/03\/aditya-wardhana-LFv9vVBLmwM-unsplash-scaled-1.jpg","thumbnail_width":2560,"thumbnail_height":1707,"description":"To effectively track progress and identify areas for improvement, cyclists rely on performance benchmarks like the Aerobic Time Trial (ATT). This simple yet highly effective test evaluates aerobic efficiency, allowing you to monitor improvements in fitness over time."}