1.0HT CASAhttps://www.micropticsl.com/es/microptichttps://www.micropticsl.com/es/author/microptic/rich600338<blockquote class="wp-embedded-content" data-secret="XVfUHBd2A4"><a href="https://www.micropticsl.com/es/declining-sperm-blog/">Declining sperm count</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.micropticsl.com/es/declining-sperm-blog/embed/#?secret=XVfUHBd2A4" width="600" height="338" title="«Declining sperm count» — HT CASA" data-secret="XVfUHBd2A4" 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://www.micropticsl.com/wp-includes/js/wp-embed.min.js /* ]]> */ </script> https://www.micropticsl.com/wp-content/uploads/2017/10/blog_200x200.png200200The aspect of declining sperm count has been debated over many decades and is very controversial. This is the opinion of Prof Gerhard van der Horst (PhD, PhD), Emeritus Professor, Medical Bioscience, Univ Western Cape, Bellville.