A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to ...

“Here’s the bottom line: mRNA vaccines for COVID, according to estimates from Yale School of Public Health, saved 3.2 million lives,” Dr. Peter Hotez, a professor of pediatrics and molecular ...

“The winds are blowing against vaccines, and they’re blowing against COVID-19 vaccines in particular,” said Jason Schwartz, an associate professor of health policy at Yale University.