COVID-19

XBB.1.5 is the most transmissible variant of COVID-19 yet. As 2023 begins, it’s causing the majority of cases in the U.S., but we aren’t seeing a surge like omicron caused last winter.

Looking back at the biggest public health headlines of the year, from gun violence and reproductive rights to humanitarian and environmental crises. Plus: What to expect in 2023.

As year three of the COVID-19 era draws to a close, pandemic experts weigh in on the good, the bad, and the unknown of COVID-19 in 2022—and look ahead to 2023.

Research teams considered booster rates and potential new variants in their latest COVID-19 projections—which cover months when RSV and the flu could also send many people to the hospital.

Experts from the School’s Bloomberg American Health Initiative provide 10 evidence-based recommendations to save lives