1.0OsteoMaghttps://osteomag.ca/en/André Alepinhttps://osteomag.ca/en/author/andrealepin/rich600338<blockquote class="wp-embedded-content" data-secret="FNPnjPZRHw"><a href="https://osteomag.ca/en/quadriceps-strain/">Quadriceps strain</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://osteomag.ca/en/quadriceps-strain/embed/#?secret=FNPnjPZRHw" width="600" height="338" title="“Quadriceps strain” — OsteoMag" data-secret="FNPnjPZRHw" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !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); //# sourceURL=https://osteomag.ca/wp-includes/js/wp-embed.min.js /* ]]> */ </script> https://osteomag.ca/wp-content/uploads/2022/02/ChatGPT-Image-Feb-18-2026-06_05_43-AM.webp15361024All four quadriceps are involved in walking, running, straightening and bending the leg. They are all susceptible to injury, as are the tendons of the thigh. Injuries to these muscles range in severity from contusions (bruises), strains (small tears) of the tendon or muscle, to ruptures (complete tears)[3].