A new Harris poll asked Americans, "Do you believe the worst of Covid-19 is behind or ahead of us?" Nearly 54% responded that the worst is yet to come—but when Advisory Board asked seven leading health experts the same question, they painted a more nuanced and evolving picture. Here's what Georges C. Benjamin, Asaf Bitton, Christopher Kerns, and others say to expect next.

On Tuesday, Andrew Pollard, the director of the Oxford Vaccine Group, said because of the delta variant, he no longer thinks herd immunity is a feasible possibility. Even so, new data from the United Kingdom helps illustrate how the delta variant might be "held at bay."

Amid the latest surge in Covid-19 cases, hospitals and ICU units are overwhelmed even in high-vaccination states long considered pandemic "success stories"—creating what one hospital leader calls a "heartbreaking" situation.

CDC estimates more than a million people have received unauthorized booster shots, AstraZeneca will seek FDA approval later this year, and more in this week's roundup of Covid-19 news.

Gov. Gavin Newsom (D) on Wednesday said teachers and other school staff would be required to be vaccinated against Covid-19 or get tested regularly, making California the first state in the country to enact such a mandate, in today's bite-sized hospital and health industry news from California, Massachusetts, and Texas.

The community benefits—and struggles—of New York City's pandemic-prompted "open streets," criminals aim to broker fraudulent vaccine contracts with countries desperate for pandemic relief, and more.