Are we at the beginning of the end of COVID-19? The tricky road to herd immunity, explained
More infectious COVID-19 variant now seen in nine states
12 January 2021Pregnant or postpartum Black women are 45% more likely to die in the hospital and are at higher risk for heart problems
12 January 2021Are we at the beginning of the end of COVID-19? The tricky road to herd immunity, explained
One year into a changed world, the numbers defy comprehension. More than 21 million confirmed cases of COVID-19 in the United States—a rate approaching one in 15 people—plus untold millions who had mild or no symptoms and were never identified. Add the millions who have now received their first doses of vaccine, and it is fair to wonder:
