COVID-19 vaccination rates must reach 80% to achieve herd immunity, but only about 60% of Americans are willing to be vaccinated, according to the Pew Research […]
The desperately awaited vaccination drive against the coronavirus in the U.S. is running into resistance from an unlikely quarter: Surprising numbers of health care workers who […]
London’s mayor declared the capital’s COVID-19 situation to be critical Friday, reflecting deteriorating conditions for beleaguered hospitals, as the country recorded its highest daily death toll […]