{"version":"1.0","provider_name":"Family Doctor","provider_url":"https:\/\/familydoctor.org","author_name":"cisrael@aafp.org","author_url":"https:\/\/familydoctor.org\/author\/cisraelaafp-org\/","title":"Canker Sores | Family Doctor","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"vLwJ5jBdSR\"><a href=\"https:\/\/familydoctor.org\/condition\/canker-sores\/\">Canker Sores<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/familydoctor.org\/condition\/canker-sores\/embed\/#?secret=vLwJ5jBdSR\" width=\"600\" height=\"338\" title=\"&#8220;Canker Sores&#8221; &#8212; Family Doctor\" data-secret=\"vLwJ5jBdSR\" 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:\/\/familydoctor.org\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"What are canker sores? Canker sores are small, thin sores in your mouth. You might get them on the inside of your lips or cheeks, at the base of your gums, or under your tongue. Canker sores also are called aphthous ulcers. Visit Our Interactive Symptom Checker Choose a symptom and answer simple questions using [&hellip;]","thumbnail_url":"https:\/\/familydoctor.org\/wp-content\/uploads\/2025\/09\/graphics.png","thumbnail_width":260,"thumbnail_height":260}