1.0KFF Health Newshttps://kffhealthnews.orgkhnlaurenohttps://kffhealthnews.org/news/author/khnlaureno/rich600338<blockquote class="wp-embedded-content" data-secret="kwkHsCwKXA"><a href="https://kffhealthnews.org/morning-breakout/contagious-omicron-ba-2-now-dominates-us-covid-infections/">Contagious Omicron BA.2 Now Dominates US Covid Infections</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://kffhealthnews.org/morning-breakout/contagious-omicron-ba-2-now-dominates-us-covid-infections/embed/#?secret=kwkHsCwKXA" width="600" height="338" title="“Contagious Omicron BA.2 Now Dominates US Covid Infections” — KFF Health News" data-secret="kwkHsCwKXA" 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> CDC data reveals that the subvariant dubbed "stealth omicron" is responsible for 55% of new covid cases, making it the most common strain in the U.S. Other CDC research finds nearly every American now has some form of covid antibodies, which may protect the nation from another severe surge.