Research around the world says that Omicron spreads faster than the delta variant and so far it has been seen that Omicron is causing very mild disease. It has also been found in research that traces of omicron are being found in the lungs, but there is no major damage like severe pneumonia or lack of oxygen. Although this is preliminary information as there were not so many serious cases initially during the Delta, as the cases started increasing then this variant was confirmed to be fatal. What do experts say overspread corona due to Omicron? Watch this video.