The U.S. could experience a “perfect storm” for a jump in COVID-19 cases this year if Americans remain unvaccinated while increasing social activity, according to the Penn Wharton Budget Model.
An estimated one-quarter of Americans will opt out of coronavirus vaccinations this year, the nonpartisan research organization said in a report. If activities involving personal contact surpass 70% of pre-pandemic levels, an additional 4.6 million people could catch the virus this year.
“If all eligible US residents are vaccinated in 2021, we project that the pandemic will…
