1.0Društvo Medicinski razgledihttps://medrazgl.si/en/rich600338<blockquote class="wp-embedded-content" data-secret="lIui5Lie9s"><a href="https://medrazgl.si/en/athletes-heart/">Athlete’s Heart</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://medrazgl.si/en/athletes-heart/embed/#?secret=lIui5Lie9s" width="600" height="338" title="“Athlete’s Heart” — Društvo Medicinski razgledi" data-secret="lIui5Lie9s" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! 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://medrazgl.si/wp-includes/js/wp-embed.min.js </script> Regular intensive physical exertion results in physiological cardiac adaptations named athlete’s heart. Adaptations are functional and structural and depend on intensity and type of exercise, age, sex, body surface area, race and genetics. Functional adaptations are due to high parasympathetic (vagal) tone, which results in resting bradycardia. Frequent accompanying electrocardiographic changes include respiratory sinus arrhythmia, […]