Five years after the World Health Organization declared a global pandemic, there has been progress — and backsliding in the ...
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It’s been five years since COVID-19 arrived in the U.S., and in that time, adults age 50 and older have accounted for roughly 94 percent of the 1.2-plus million American deaths.
Vaccination rates remain high, but just below a critical "community immunity" threshold of 95%. Measles vaccination rates ...