The Omicron variant, which is spreading far faster than previous versions of the coronavirus, is not likely to help countries achieve so-called herd immunity against COVID-19, in which enough.
CHICAGO The Omicron variant, which is spreading far faster than previous versions of the coronavirus, is not likely to help countries achieve so-called
While EU figures show lockdowns, mask-wearing, and social distancing were effective preventative measures against a virus that globally kills about 650,000 people a year, this year might be different. At the same time as countries have started to ease Covid restrictions, flu viruses have circulated in Europe at a higher-than-expected rate in December. This is […]