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 ...

Dr. Megan Ranney, the dean of Yale's School of Public Health, says healthy people who are pregnant should still get routine COVID-19 vaccinations.

“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 ...

Citing COVID-19 vaccine recommendations from other high-income countries — none of which has a universal recommendation — along with what they described as uncertainty about whether healthy ...

Dr. Megan Ranney, the dean of Yale's School of Public Health, says healthy people who are pregnant should still get routine COVID-19 vaccinations. As COVID vaccine guidelines change at dizzying ...