As Canadians grapple with the highly transmissible Omicron variant and a molecular testing regime that has all but collapsed, rapid antigen tests have become a much-needed lifeline for those lucky enough to get their hands on one. In the U.S., 875 million at-home tests will be distributed this month.
How can in-person classes return more safely? Experts share 3 shorter-term measures cbc.ca - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from cbc.ca Daily Mail and Mail on Sunday newspapers.