According to Health Ministry estimates, three in five people in Singapore have been infected with COVID-19. But that still doesn’t give the country herd immunity, as the virus mutates. Data has also shown that protection with three doses of mRNA…

Keith Armitage, MD, infectious disease physician and Medical Director, UH Roe Green Center for Travel Medicine & Global Health provides an update on the COVID-19 pandemic. 0:00 Percentage of Americans who now have antibodies 0:32 Percentage of Americans who have…