Expert virologist Dr Yong Poovorawan offered advice on tackling the Omicron variant in a Facebook post on Saturday. He said initial studies show that Omicron is easily transmissible and that vaccines do not provide enough protection. This means even fully vaccinated people will need to build more immunity to fight against the variant even if they have mild or no symptoms, he said Read More: https://www.nationthailand.com/life/40009862 . The Nation