1.0National Breast Cancer Foundationhttps://www.nationalbreastcancer.orgrich600338<blockquote class="wp-embedded-content" data-secret="XRXoGS00a4"><a href="https://www.nationalbreastcancer.org/breast-cancer-faqs/what-kind-of-impact-does-stress-have-on-breast-cancer/">What kind of impact does stress have on breast cancer?</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.nationalbreastcancer.org/breast-cancer-faqs/what-kind-of-impact-does-stress-have-on-breast-cancer/embed/#?secret=XRXoGS00a4" width="600" height="338" title="“What kind of impact does stress have on breast cancer?” — National Breast Cancer Foundation" data-secret="XRXoGS00a4" 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); /* ]]> */ </script> https://www.nationalbreastcancer.org/wp-content/uploads/faqs.png7272In 2012, some research studies have shown that factors such as traumatic events and losses can alter immune system functions, and when immune functions are altered cancer cells may have an opportunity to get themselves established within one’s body.